Electrical Characteristics -
3621A Series
Inductance Q S.R.F. R.D.C. Irms (A) Isat(A)
Inductance
(µH) Ref.
Test Freq. (Hz) (MHz) (Ω)∆T= L/L=
Code L Q Nom. Max. 40°C Max. 10% Max.
1R0 1.0±20% 20 100K 7.96 125.0 0.06 2.100 2.700
1R2 1.2±20% 22 100K 7.96 100.0 0.07 2.000 2.500
1R5 1.5±20% 23 100K 7.96 95.0 0.07 1.900 2.300
1R8 1.8±20% 23 100K 7.96 85.0 0.08 1.800 2.000
2R2 2.2±20% 22 100K 7.96 75.0 0.09 1.650 1.850
2R7 2.7±20% 22 100K 7.96 72.0 0.10 1.500 1.700
3R3 3.3±20% 23 100K 7.96 68.0 0.11 1.400 1.600
3R9 3.9±20% 24 100K 7.96 50.0 0.12 1.300 1.500
4R7 4.7±20% 18 100K 7.96 45.0 0.15 1.200 1.350
5R6 5.6±20% 18 100K 7.96 42.0 0.16 1.100 1.300
6R8 6.8±20% 18 100K 7.96 40.0 0.18 1.000 1.200
8R2 8.2±20% 16 100K 7.96 35.0 0.20 0.900 1.050
100 10.0±20% 18 100K 2.52 34.0 0.25 0.800 0.900
120 12.0±20% 15 100K 2.52 33.0 0.28 0.750 0.850
150 15.0±20% 20 100K 2.52 32.0 0.40 0.650 0.800
180 18.0±20% 18 100K 2.52 28.0 0.46 0.580 0.750
220 22.0±20% 23 100K 2.52 22.0 0.66 0.520 0.650
270 27.0±20% 23 100K 2.52 20.0 0.75 0.480 0.550
330 33.0±10% 20 100K 2.52 18.0 0.85 0.420 0.500
390 39.0±10% 24 100K 2.52 18.0 1.12 0.380 0.450
470 47.0±10% 23 100K 2.52 17.0 1.27 0.360 0.400
560 56.0±10% 18 100K 2.52 16.0 1.45 0.340 0.350
680 68.0±10% 24 100K 2.52 14.0 1.85 0.300 0.320
820 82.0±10% 24 100K 2.52 12.0 2.10 0.280 0.300
101 100.0±10% 40 100K 0.796 10.0 2.85 0.260 0.280
121 120.0±10% 40 100K 0.796 10.0 3.20 0.220 0.250
151 150.0±10% 38 100K 0.796 9.0 4.60 0.200 0.230
181 180.0±10% 45 100K 0.796 8.5 5.00 0.185 0.210
221 220.0±10% 40 100K 0.796 8.0 5.70 0.170 0.190
271 270.0±10% 45 100K 0.796 7.0 8.60 0.150 0.170
331 330.0±10% 40 100K 0.796 6.0 10.00 0.130 0.150
391 390.0±10% 40 100K 0.796 5.5 10.80 0.120 0.140
471 470.0±10% 42 100K 0.796 5.0 14.30 0.105 0.130
561 560.0±10% 43 100K 0.796 4.8 16.00 0.095 0.120
681 680.0±10% 43 100K 0.796 4.3 18.00 0.085 0.110
821 820.0±10% 45 100K 0.796 4.0 22.50 0.080 0.100
102 1000.0±10% 40 100K 0.252 3.2 26.00 0.070 0.090
122 1200.0±10% 40 100K 0.252 3.0 30.00 0.060 0.080
Power Inductors
Type 3621 Series
Literature No. 1773146
Issued: 07-05
Dimensions are shown for
reference purposes only.
Dimensions are in millimetres
unless otherwise specified.
Specifications subject to
change.
www.tycoelectronics.com
passives.tycoelectronics.com
Key Features
■High Current Capability
■Values in E12 Grid Available
■Ferrite Core
■Handles up to 20 Amps (Isat)
■Down to <3mm sq.
■Taped and Reeled
■High Reliability
■Wide Inductance Range
Type 3621 Series
A modern range of surface mount high
current power chokes, suited to a
range of industrial applications. Low
cost, twelve convenient sizes and large
area terminals providing excellent
solder flow connections, are key
design advantages of the 3621 series.
Current ratings up to 20 Amps (Isat)
can be achieved.
Electrical Characteristics -
3621F Series
Inductance Inductance Q R.D.C. (Ω)S.R.F. Irms (mA) ISat (mA)
Code (µH) Ref. Typ. Max. (MHz) Typ. Max. Max.
2R2 2.2±20% 12.0 0.043 0.056 100 1200 1000
4R7 4.7±20% 10.0 0.095 0.125 80 1000 700
100 10.0±20% 12.0 0.165 0.215 55 650 500
150 15.0±20% 15.0 0.360 0.450 40 500 400
220 22.0±20% 20.0 0.540 0.675 35 420 330
330 33.0±10% 20.0 0.850 1.060 28 350 270
470 47.0±10% 15.0 1.550 1.950 23 300 220
680 68.0±10% 22.0 2.350 2.950 18 230 180
101 100.0±10% 40.0 3.500 4.400 15 200 160
Power Inductors
Type 3621 Series
Literature No. 1773146
Issued: 07-05
Dimensions are shown for
reference purposes only.
Dimensions are in millimetres
unless otherwise specified.
Specifications subject to
change.
www.tycoelectronics.com
passives.tycoelectronics.com
Electrical Characteristics -
3621G Series
Inductance Inductance Q Test Freq. (Hz) R.D.C. IDC
Code (µH) Ref. LQ
(Ω) Max. (A) Max.
1R0 1.0±20% 28 1K 7.960M 0.033 3.800
1R4 1.4±20% 28 1K 7.960M 0.038 3.300
1R8 1.8±20% 28 1K 7.960M 0.042 2.910
2R2 2.2±20% 28 1K 7.960M 0.047 2.600
2R7 2.7±20% 28 1K 7.960M 0.052 2.430
3R3 3.3±20% 28 1K 7.960M 0.058 2.150
3R9 3.9±20% 28 1K 7.960M 0.076 1.980
4R7 4.7±20% 28 1K 7.960M 0.094 1.700
5R6 5.6±20% 28 1K 7.960M 0.101 1.600
6R8 6.8±20% 28 1K 7.960M 0.117 1.410
8R2 8.2±20% 28 1K 7.960M 0.132 1.260
100 10.0±20% 28 1K 2.520M 0.182 1.150
120 12.0±20% 28 1K 2.520M 0.210 1.050
150 15.0±20% 28 1K 2.520M 0.235 0.920
180 18.0±20% 25 1K 2.520M 0.338 0.840
220 22.0±20% 25 1K 2.520M 0.378 0.760
270 27.0±20% 20 1K 2.520M 0.522 0.710
330 33.0±10% 20 1K 2.520M 0.540 0.640
390 39.0±10% 20 1K 2.520M 0.587 0.590
470 47.0±10% 20 1K 2.520M 0.844 0.540
560 56.0±10% 20 1K 2.520M 0.937 0.500
680 68.0±10% 20 1K 2.520M 1.117 0.460
820 82.0±10% 25 1K 2.520M 1.270 0.420
101 100.0±10% 35 1K 0.796M 1.900 0.350
121 120.0±10% 50 1K 0.796M 2.200 0.320
151 150.0±10% 50 1K 0.796M 3.400 0.260
181 180.0±10% 50 1K 0.796M 3.900 0.240
221 220.0±10% 50 1K 0.796M 4.400 0.220
271 270.0±10% 45 1K 0.796M 5.000 0.200
331 330.0±10% 40 1K 0.796M 6.000 0.170
391 390.0±10% 40 1K 0.796M 6.400 0.150
471 470.0±10% 50 1K 0.796M 7.000 0.130
561 560.0±10% 50 1K 0.796M 7.800 0.120
681 680.0±10% 40 1K 0.796M 8.600 0.110
821 820.0±10% 38 1K 0.796M 12.000 0.100
102 1000.0±10% 38 1K 0.252M 14.000 0.090
Electrical Characteristics -
3621H Series
Inductance Inductance Q Test Freq. (Hz) R.D.C. Irms (mA) Isat (mA)
Code (µH) Ref. LQ
(Ω) Max. ∆T=20°C Max. ∆L/L=10% Typ.
101 100.0±20% 20 100K/0.1V 796K 1.50 270 265
121 120.0±20% 27 100K/0.1V 796K 1.70 252 245
151 150.0±20% 28 100K/0.1V 796K 2.20 237 232
181 180.0±20% 25 100K/0.1V 796K 2.50 220 215
221 220.0±20% 32 100K/0.1V 796K 3.20 204 200
271 270.0±20% 30 100K/0.1V 796K 3.90 190 182
331 330.0±20% 40 100K/0.1V 796K 5.00 174 165
391 390.0±20% 40 100K/0.1V 796K 5.40 156 148
471 470.0±20% 32 100K/0.1V 796K 6.50 140 130
561 560.0±20% 45 100K/0.1V 796K 8.80 125 120
681 680.0±20% 40 100K/0.1V 796K 10.50 110 105
821 820.0±20% 35 100K/0.1V 796K 12.00 97 95
102 1000.0±20% 42 100K/0.1V 252K 16.00 85 85
122 1200.0±20% 44 100K/0.1V 252K 18.50 76 80
152 1500.0±20% 40 100K/0.1V 252K 22.00 70 72
182 1800.0±20% 40 100K/0.1V 252K 28.50 65 68
222 2200.0±20% 40 100K/0.1V 252K 34.50 60 62
272 2700.0±20% 40 100K/0.1V 252K 40.00 53 55
Power Inductors
Type 3621 Series
Literature No. 1773146
Issued: 07-05
Dimensions are shown for
reference purposes only.
Dimensions are in millimetres
unless otherwise specified.
Specifications subject to
change.
www.tycoelectronics.com
passives.tycoelectronics.com
Electrical Characteristics -
3621J Series
Inductance Inductance Q Test Freq. (Hz) S.R.F. R.D.C. IDC
Code (µH) Ref. LQ
(MHz) Nom. (Ω) Max. (A) Max.
100 10.0±20% 20 1K 2.520M 30.00 0.13 1.300
120 12.0±20% 20 1K 2.520M 29.00 0.16 1.200
150 15.0±20% 20 1K 2.520M 27.00 0.19 1.050
180 18.0±20% 20 1K 2.520M 24.00 0.21 0.950
220 22.0±20% 20 1K 2.520M 22.00 0.28 0.900
270 27.0±20% 20 1K 2.520M 20.00 0.32 0.800
330 33.0±10% 15 1K 2.520M 17.50 0.38 0.700
390 39.0±10% 15 1K 2.520M 17.00 0.42 0.650
470 47.0±10% 20 1K 2.520M 14.00 0.60 0.600
560 56.0±10% 20 1K 2.520M 13.00 0.71 0.500
680 68.0±10% 20 1K 2.520M 12.00 0.76 0.450
820 82.0±10% 15 1K 2.520M 10.00 0.88 0.420
101 100.0±10% 40 1K 0.796M 8.50 1.60 0.400
121 120.0±10% 40 1K 0.796M 8.00 1.70 0.370
151 150.0±10% 40 1K 0.796M 7.20 2.00 0.330
181 180.0±10% 40 1K 0.796M 6.90 2.30 0.300
221 220.0±10% 35 1K 0.796M 6.20 2.50 0.250
271 270.0±10% 35 1K 0.796M 5.70 2.90 0.230
331 330.0±10% 30 1K 0.796M 5.30 3.30 0.210
391 390.0±10% 30 1K 0.796M 4.90 3.70 0.190
471 470.0±10% 30 1K 0.796M 4.60 4.90 0.180
561 560.0±10% 30 1K 0.796M 4.20 5.70 0.160
681 680.0±10% 30 1K 0.796M 3.90 7.50 0.140
821 820.0±10% 40 1K 0.796M 3.30 10.00 0.120
102 1000.0±10% 40 1K 0.252M 3.10 11.50 0.110
122 1200.0±5% 40 1K 0.252M 3.00 12.00 0.063
152 1500.0±5% 40 1K 0.252M 2.40 13.00 0.059
182 1800.0±5% 40 1K 0.252M 2.20 15.00 0.055
222 2200.0±5% 40 1K 0.252M 2.30 22.00 0.053
272 2700.0±5% 40 1K 0.252M 2.10 26.00 0.050
332 3300.0±5% 40 1K 0.252M 1.90 38.00 0.045
392 3900.0±5% 40 1K 0.252M 1.50 40.00 0.042
472 4700.0±5% 40 1K 0.252M 1.40 48.00 0.040
562 5600.0±5% 40 1K 0.252M 1.30 72.00 0.038
682 6800.0±5% 40 1K 0.252M 1.20 80.00 0.034
822 8200.0±5% 40 1K 0.252M 1.00 92.00 0.030
103 10000.0±5% 30 1K 79.60K 0.95 110.00 0.027
123 12000.0±5% 30 1K 79.60K 0.85 148.00 0.025
153 15000.0±5% 30 1K 79.60K 0.80 168.00 0.020
Environmental Characteristics -
F Series
Storage Temp: -40°C to +125°C
Operating Temp: -40°C to +105°C
Rated Current: Base on temp. rise & ∆L/L=10% typ.
Temp. Rise: 30°C max.
Environmental Characteristics -
A, G, H, J Series
Storage Temp: -40°C to +125°C
Operating Temp: -25°C to +105°C (-40°C to +105°C - A Series)
Power Inductors
Type 3621 Series
Literature No. 1773146
Issued: 07-05
Dimensions are shown for
reference purposes only.
Dimensions are in millimetres
unless otherwise specified.
Specifications subject to
change.
www.tycoelectronics.com
passives.tycoelectronics.com
Dimensions
A, F, G, H, J Series
Series A B C D G H I
3621A 3.00±0.3 2.80±0.3 2.50±0.3 0.90 typ. 0.80 ref. 3.00 ref. 1.40 ref.
3621F 3.00±0.2 2.80±0.2 1.50±0.2 0.90 typ. 0.80 ref. 3.00 ref. 1.40 ref.
3621G 4.50±0.3 4.00±0.3 3.20±0.3 1.50 1.50 4.50 1.80
3621H 5.00±0.3 4.50±0.3 2.00±0.15 2.00 1.90 5.00 1.80
3621J 5.00±0.3 4.50±0.3 3.00±0.3 2.00 1.90 5.00 1.80
Electrical Characteristics -
3621B Series
Inductance Inductance Q Test Freq. (Hz) S.R.F. R.D.C. IDC
Code (µH) Ref. LQ
(MHz) Nom. (Ω) Max. (A) Max.
1R5 1.5±20% 24 1K 7.960M 85.0 0.040 3.00
2R5 2.5±20% 21 1K 7.960M 74.0 0.045 2.35
3R3 3.3±20% 21 1K 7.960M 68.0 0.048 2.20
3R9 3.9±20% 22 1K 7.960M 62.0 0.050 2.10
4R7 4.7±20% 20 1K 7.960M 56.0 0.066 1.80
5R0 5.0±20% 19 1K 7.960M 50.0 0.070 1.60
6R8 6.8±20% 19 1K 7.960M 44.0 0.110 1.38
7R5 7.5±20% 19 1K 7.960M 38.0 0.120 1.29
100 10.0±20% 24 1K 2.520M 34.0 0.150 1.14
120 12.0±20% 23 1K 2.520M 30.0 0.160 1.02
150 15.0±20% 22 1K 2.520M 28.0 0.180 0.93
180 18.0±20% 23 1K 2.520M 24.0 0.250 0.82
220 22.0±20% 20 1K 2.520M 20.0 0.275 0.75
270 27.0±20% 19 1K 2.520M 19.0 0.300 0.67
330 33.0±10% 23 1K 2.520M 15.0 0.450 0.61
390 39.0±10% 22 1K 2.520M 13.0 0.460 0.56
470 47.0±10% 20 1K 2.520M 13.0 0.550 0.52
560 56.0±10% 17 1K 2.520M 12.0 0.615 0.48
680 68.0±10% 17 1K 2.520M 12.0 0.720 0.44
820 82.0±10% 15 1K 2.520M 11.0 0.840 0.40
101 100.0±10% 28 1K 0.796M 9.6 0.950 0.38
121 120.0±10% 27 1K 0.796M 8.1 1.100 0.36
151 150.0±10% 28 1K 0.796M 7.5 1.430 0.32
181 180.0±10% 26 1K 0.796M 6.9 1.600 0.30
221 220.0±10% 26 1K 0.796M 5.5 2.000 0.26
271 270.0±10% 26 1K 0.796M 4.9 2.400 0.24
331 330.0±10% 28 1K 0.796M 4.7 3.200 0.20
391 390.0±10% 28 1K 0.796M 4.1 3.400 0.18
471 470.0±10% 29 1K 0.796M 3.5 4.550 0.15
Power Inductors
Type 3621 Series
Literature No. 1773146
Issued: 07-05
Dimensions are shown for
reference purposes only.
Dimensions are in millimetres
unless otherwise specified.
Specifications subject to
change.
www.tycoelectronics.com
passives.tycoelectronics.com
Inductance Inductance Q Test Freq. (Hz) S.R.F. R.D.C. IDC
Code (µH) Ref. LQ
(MHz) Nom. (Ω) Max. (A) Max.
1R2 1.2±20% 35 1K 7.960M 155.0 0.020 4.20
1R5 1.5±20% 32 1K 7.960M 108.0 0.024 3.60
2R2 2.2±20% 33 1K 7.960M 79.0 0.031 2.80
2R7 2.7±20% 22 1K 7.960M 65.0 0.055 2.30
3R3 3.3±20% 22 1K 7.960M 60.0 0.060 2.00
3R9 3.9±20% 22 1K 7.960M 40.0 0.065 1.90
4R7 4.7±20% 20 1K 7.960M 34.0 0.070 1.80
5R6 5.6±20% 20 1K 7.960M 30.0 0.075 1.70
6R8 6.8±20% 20 1K 7.960M 28.0 0.080 1.60
8R2 8.2±20% 20 1K 7.960M 26.0 0.090 1.50
100 10.0±20% 30 1K 2.520M 23.0 0.100 1.45
120 12.0±20% 30 1K 2.520M 22.0 0.120 1.40
150 15.0±15% 30 1K 2.520M 20.0 0.140 1.30
180 18.0±15% 30 1K 2.520M 18.0 0.150 1.25
220 22.0±10% 30 1K 2.520M 16.0 0.190 1.10
270 27.0±10% 28 1K 2.520M 14.0 0.220 1.00
330 33.0±10% 24 1K 2.520M 13.0 0.250 0.88
390 39.0±10% 24 1K 2.520M 13.0 0.320 0.80
470 47.0±10% 22 1K 2.520M 12.0 0.370 0.72
560 56.0±10% 22 1K 2.520M 11.0 0.420 0.68
680 68.0±10% 22 1K 2.520M 10.0 0.520 0.62
820 82.0±10% 20 1K 2.520M 9.0 0.600 0.58
101 100.0±10% 20 1K 0.796M 8.5 0.700 0.52
121 120.0±10% 22 1K 0.796M 6.6 0.930 0.48
151 150.0±10% 22 1K 0.796M 6.2 1.100 0.40
181 180.0±10% 20 1K 0.796M 6.0 1.380 0.38
221 220.0±10% 20 1K 0.796M 5.6 1.570 0.35
271 270.0±10% 26 1K 0.796M 3.9 1.880 0.32
331 330.0±10% 25 1K 0.796M 3.3 2.250 0.27
391 390.0±10% 25 1K 0.796M 3.1 2.480 0.25
471 470.0±10% 25 1K 0.796M 2.9 3.300 0.21
561 560.0±10% 24 1K 0.796M 2.5 4.000 0.18
681 680.0±10% 26 1K 0.796M 2.3 4.650 0.16
821 820.0±10% 25 1K 0.796M 2.0 5.200 0.14
Electrical Characteristics -
3621C Series
Inductance Inductance Q Test Freq. (Hz) S.R.F. R.D.C. IDC
Code (µH) Ref. LQ
(MHz) Nom. (Ω) Max. (A) Max.
1R5 1.5±20% 32 1K 7.960M 120.0 0.015 6.00
2R5 2.5±20% 32 1K 7.960M 70.0 0.020 5.00
3R3 3.3±20% 32 1K 7.960M 55.0 0.022 4.60
3R9 3.9±20% 32 1K 7.960M 45.0 0.024 4.40
4R7 4.7±20% 31 1K 7.960M 38.0 0.033 3.70
5R6 5.6±20% 31 1K 7.960M 34.0 0.035 3.50
6R8 6.8±20% 30 1K 7.960M 33.0 0.040 3.20
8R2 8.2±20% 29 1K 7.960M 30.0 0.050 2.80
100 10.0±20% 25 1K 2.520M 22.0 0.070 2.30
120 12.0±20% 25 1K 2.520M 20.0 0.080 2.00
150 15.0±20% 25 1K 2.520M 16.0 0.090 1.80
180 18.0±20% 20 1K 2.520M 15.0 0.100 1.60
220 22.0±20% 20 1K 2.520M 13.0 0.110 1.50
270 27.0±20% 20 1K 2.520M 12.0 0.120 1.30
330 33.0±10% 15 1K 2.520M 10.0 0.140 1.20
390 39.0±10% 15 1K 2.520M 9.5 0.160 1.10
Electrical Characteristics -
3621D Series
Power Inductors
Type 3621 Series
Literature No. 1773146
Issued: 07-05
Dimensions are shown for
reference purposes only.
Dimensions are in millimetres
unless otherwise specified.
Specifications subject to
change.
www.tycoelectronics.com
passives.tycoelectronics.com
Inductance Inductance Q Test Freq. (Hz) S.R.F. R.D.C. IDC
Code (µH) Ref. LQ
(MHz) Nom. (Ω) Max. (A) Max.
470 47.0±10% 15 1K 2.520M 9.0 0.200 1.00
560 56.0±10% 15 1K 2.520M 8.5 0.240 0.94
680 68.0±10% 15 1K 2.520M 8.0 0.300 0.85
820 82.0±10% 12 1K 2.520M 7.0 0.370 0.78
101 100.0±10% 12 1K 0.796M 6.5 0.450 0.72
121 120.0±10% 12 1K 0.796M 5.6 0.480 0.66
151 150.0±10% 12 1K 0.796M 5.5 0.680 0.58
181 180.0±10% 12 1K 0.796M 5.0 0.770 0.51
221 220.0±10% 12 1K 0.796M 4.8 0.960 0.49
271 270.0±10% 12 1K 0.796M 4.5 1.110 0.42
331 330.0±10% 12 1K 0.796M 4.3 1.260 0.40
391 390.0±10% 12 1K 0.796M 4.0 1.770 0.36
471 470.0±10% 12 1K 0.796M 3.8 1.960 0.34
561 560.0±10% 30 1K 0.796M 3.7 2.500 0.30
681 680.0±10% 29 1K 0.796M 3.5 2.800 0.28
821 820.0±10% 28 1K 0.796M 3.2 4.000 0.23
102 1000.0±10% 27 1K 0.252M 3.0 4.500 0.21
122 1200.0±10% 28 1K 0.252M 2.6 6.800 0.17
152 1500.0±10% 27 1K 0.252M 2.4 8.000 0.15
182 1800.0±10% 30 1K 0.252M 1.6 9.200 0.14
222 2200.0±10% 29 1K 0.252M 1.5 10.000 0.13
272 2700.0±10% 31 1K 0.252M 1.4 11.800 0.12
332 3300.0±10% 28 1K 0.252M 1.2 16.500 0.10
392 3900.0±10% 28 1K 0.252M 1.1 18.000 0.09
472 4700.0±10% 30 1K 0.252M 1.0 21.000 0.08
Electrical Characteristics -
3621D Series (continued)
Inductance Inductance Q Test Freq. (Hz) S.R.F. R.D.C. IDC
Code (µH) Ref. LQ
(MHz) Nom. (Ω) Max. (A) Max.
1R5 1.5±20% 35 1K 7.960M 105.0 0.018 6.40
2R2 2.2±20% 35 1K 7.960M 68.0 0.021 5.40
3R3 3.3±20% 34 1K 7.960M 55.0 0.024 5.00
3R9 3.9±20% 34 1K 7.960M 48.0 0.027 4.60
4R7 4.7±20% 33 1K 7.960M 40.0 0.036 4.00
5R6 5.6±20% 33 1K 7.960M 35.0 0.040 3.80
6R8 6.8±20% 33 1K 7.960M 32.0 0.044 3.40
8R2 8.2±20% 31 1K 7.960M 24.0 0.048 3.00
100 10.0±20% 30 1K 2.520M 21.0 0.060 2.60
120 12.0±20% 30 1K 2.520M 20.0 0.070 2.45
150 15.0±20% 30 1K 2.520M 16.0 0.080 2.25
180 18.0±20% 30 1K 2.520M 15.0 0.090 2.15
220 22.0±20% 30 1K 2.520M 13.0 0.100 1.95
270 27.0±20% 30 1K 2.520M 11.0 0.110 1.75
330 33.0±10% 25 1K 2.520M 10.0 0.120 1.50
390 39.0±10% 25 1K 2.520M 9.0 0.140 1.35
470 47.0±10% 25 1K 2.520M 8.0 0.170 1.25
560 56.0±10% 20 1K 2.520M 7.5 0.190 1.15
680 68.0±10% 15 1K 2.520M 7.0 0.220 1.10
820 82.0±10% 15 1K 2.520M 6.0 0.250 1.00
101 100.0±10% 15 1K 0.796M 5.2 0.350 0.97
121 120.0±10% 15 1K 0.796M 5.0 0.400 0.89
151 150.0±10% 15 1K 0.796M 4.5 0.470 0.78
181 180.0±10% 12 1K 0.796M 4.0 0.630 0.72
221 220.0±10% 12 1K 0.796M 3.8 0.730 0.66
Electrical Characteristics -
3621E Series
Inductance Q S.R.F. R.D.C. Irms Isat
Inductance
(µH) Ref.
Test Freq. (Hz) (MHz) (mΩ) (A) (A)
Code LQ
Nom. Max. Max. Typ.
1R0 1.0±20% 14 100K/0.1V 7.960M 90.0 30.0 4.50 4.60
1R4 1.4±20% 14 100K/0.1V 7.960M 80.0 35.0 4.00 4.20
1R8 1.8±20% 13 100K/0.1V 7.960M 70.0 40.0 3.30 3.50
2R2 2.2±20% 13 100K/0.1V 7.960M 60.0 45.0 3.00 3.20
2R7 2.7±20% 13 100K/0.1V 7.960M 55.0 50.0 2.80 3.00
3R3 3.3±20% 12 100K/0.1V 7.960M 50.0 55.0 2.60 2.90
3R9 3.9±20% 12 100K/0.1V 7.960M 45.0 60.0 2.40 2.70
4R7 4.7±20% 11 100K/0.1V 7.960M 40.0 70.0 2.20 2.40
5R6 5.6±20% 11 100K/0.1V 7.960M 36.0 85.0 2.00 2.30
6R8 6.8±20% 11 100K/0.1V 7.960M 32.0 100.0 1.80 2.00
8R2 8.2±20% 11 100K/0.1V 7.960M 30.0 110.0 1.60 1.90
100 10.0±20% 15 100K/0.1V 2.520M 26.0 140.0 1.50 1.70
120 12.0±20% 15 100K/0.1V 2.520M 24.0 150.0 1.40 1.60
150 15.0±20% 15 100K/0.1V 2.520M 22.0 180.0 1.30 1.45
180 18.0±20% 15 100K/0.1V 2.520M 20.0 220.0 1.20 1.30
220 22.0±20% 15 100K/0.1V 2.520M 18.0 280.0 1.00 1.10
270 27.0±20% 12 100K/0.1V 2.520M 16.0 320.0 0.90 1.05
330 33.0±10% 12 100K/0.1V 2.520M 15.0 420.0 0.85 1.00
390 39.0±10% 12 100K/0.1V 2.520M 14.0 480.0 0.75 0.80
470 47.0±10% 12 100K/0.1V 2.520M 12.0 560.0 0.73 0.75
560 56.0±10% 12 100K/0.1V 2.520M 11.0 700.0 0.65 0.70
680 68.0±10% 12 100K/0.1V 2.520M 10.0 820.0 0.60 0.65
820 82.0±10% 12 100K/0.1V 2.520M 9.5 1100.0 0.52 0.60
101 100.0±10% 22 100K/0.1V 796K 8.5 1250.0 0.46 0.55
121 120.0±10% 22 100K/0.1V 796K 8.0 1350.0 0.40 0.52
151 150.0±10% 22 100K/0.1V 796K 7.0 1650.0 0.36 0.46
181 180.0±10% 24 100K/0.1V 796K 6.5 1900.0 0.30 0.40
221 220.0±10% 24 100K/0.1V 796K 6.0 2200.0 0.28 0.35
271 270.0±10% 24 100K/0.1V 796K 5.5 3000.0 0.26 0.30
331 330.0±10% 34 100K/0.1V 796K 5.0 3800.0 0.20 0.25
391 390.0±10% 34 100K/0.1V 796K 4.5 4300.0 0.18 0.22
471 470.0±10% 36 100K/0.1V 796K 4.0 5200.0 0.16 0.20
561 560.0±10% 36 100K/0.1V 796K 3.8 6500.0 0.14 0.18
681 680.0±10% 36 100K/0.1V 796K 3.5 7500.0 0.13 0.16
821 820.0±10% 36 100K/0.1V 796K 3.0 9800.0 0.10 0.14
102 1000.0±10% 36 100K/0.1V 252K 2.6 11000.0 0.08 0.12
Power Inductors
Type 3621 Series
Literature No. 1773146
Issued: 07-05
Dimensions are shown for
reference purposes only.
Dimensions are in millimetres
unless otherwise specified.
Specifications subject to
change.
www.tycoelectronics.com
passives.tycoelectronics.com
Inductance Inductance Q Test Freq. (Hz) S.R.F. R.D.C. IDC
Code (µH) Ref. LQ
(MHz) Nom. (Ω) Max. (A) Max.
271 270.0±10% 12 1K 0.796M 3.5 0.970 0.57
331 330.0±10% 12 1K 0.796M 3.2 1.150 0.52
391 390.0±10% 12 1K 0.796M 3.0 1.300 0.48
471 470.0±10% 12 1K 0.796M 2.5 1.480 0.42
561 560.0±10% 12 1K 0.796M 2.3 1.900 0.33
681 680.0±10% 12 1K 0.796M 2.1 2.250 0.28
821 820.0±10% 10 1K 0.796M 2.0 2.550 0.24
102 1000.0±10% 29 1K 0.252M 1.9 3.100 0.23
122 1200.0±10% 32 1K 0.252M 1.8 4.200 0.21
152 1500.0±10% 31 1K 0.252M 1.7 5.000 0.19
182 1800.0±10% 31 1K 0.252M 1.6 6.800 0.17
222 2200.0±10% 31 1K 0.252M 1.5 7.600 0.16
272 2700.0±10% 32 1K 0.252M 1.4 11.600 0.14
332 3300.0±10% 32 1K 0.252M 1.3 13.500 0.12
392 3900.0±10% 31 1K 0.252M 1.2 14.800 0.11
472 4700.0±10% 32 1K 0.252M 0.8 18.000 0.10
Electrical Characteristics -
3621E Series (continued)
Electrical Characteristics -
3621K Series
Power Inductors
Type 3621 Series
Literature No. 1773146
Issued: 07-05
Dimensions are shown for
reference purposes only.
Dimensions are in millimetres
unless otherwise specified.
Specifications subject to
change.
www.tycoelectronics.com
passives.tycoelectronics.com
Electrical Characteristics -
3621L Series
Inductance Inductance S.R.F.(MHZ) R.D.C. Irms 1 Irms 2 Isat
Code (µH) Typ. (Ω) Max. ∆T=20°C Typ. ∆T=40°C Max. ∆L/L+10%Max.
100 10.0±20% 18.00 0.035 3.50 5.00 8.00
150 15.0±20% 13.00 0.045 3.00 4.00 7.00
220 22.0±20% 12.00 0.065 2.50 3.20 5.50
330 33.0±20% 9.50 0.080 2.00 2.60 4.00
470 47.0±20% 7.00 0.110 1.70 2.20 3.80
680 68.0±10% 5.80 0.150 1.50 2.00 3.00
101 100.0±10% 4.80 0.200 1.30 1.80 2.50
151 150.0±10% 3.80 0.320 1.00 1.50 2.00
221 220.0±10% 3.10 0.420 0.90 1.20 1.70
331 330.0±10% 2.50 0.700 0.70 0.90 1.30
471 470.0±10% 2.10 0.900 0.50 0.75 1.10
681 680.0±10% 1.70 1.250 0.40 0.60 1.00
102 1000.0±10% 1.40 1.900 0.30 0.50 0.80
Inductance Q S.R.F. R.D.C. Irms Isat
Inductance
(µH) Ref. Test Freq. (Hz) (MHz) (mΩ) (A) (A)
Code LQ
Nom. Max. Max. Typ.
1R5 1.5±20% 20 100K/0.1V 7.960M 65.0 5.0 9.50 20.00
2R2 2.2±20% 22 100K/0.1V 7.960M 50.0 6.0 9.00 18.00
2R7 2.7±20% 24 100K/0.1V 7.960M 40.0 8.0 8.20 16.00
3R3 3.3±20% 26 100K/0.1V 7.960M 38.0 8.7 7.50 15.00
4R7 4.7±20% 25 100K/0.1V 7.960M 36.0 10.0 7.00 13.00
5R6 5.6±20% 24 100K/0.1V 7.960M 28.0 15.0 6.50 11.00
6R8 6.8±20% 24 100K/0.1V 7.960M 26.0 17.0 6.00 10.50
8R2 8.2±20% 24 100K/0.1V 7.960M 24.0 19.0 5.80 9.80
100 10.0±20% 22 100K/0.1V 2.520M 22.0 21.0 5.60 9.20
120 12.0±20% 25 100K/0.1V 2.520M 20.0 30.0 4.80 8.00
150 15.0±20% 28 100K/0.1V 2.520M 17.0 34.0 4.50 7.50
180 18.0±20% 28 100K/0.1V 2.520M 16.0 36.0 4.20 7.00
220 22.0±20% 40 100K/0.1V 2.520M 15.0 47.0 3.60 6.50
270 27.0±20% 35 100K/0.1V 2.520M 11.0 60.0 3.30 5.50
330 33.0±10% 35 100K/0.1V 2.520M 10.0 65.0 3.10 5.00
390 39.0±10% 28 100K/0.1V 2.520M 9.0 75.0 2.90 4.60
470 47.0±10% 24 100K/0.1V 2.520M 7.5 82.0 2.70 4.20
560 56.0±10% 22 100K/0.1V 2.520M 7.2 100.0 2.50 3.80
680 68.0±10% 24 100K/0.1V 2.520M 7.0 120.0 2.30 3.50
820 82.0±10% 18 100K/0.1V 2.520M 6.0 140.0 2.10 3.20
101 100.0±10% 25 100K/0.1V 0.796M 5.8 180.0 1.90 3.00
121 120.0±10% 20 100K/0.1V 0.796M 5.5 210.0 1.80 2.80
151 150.0±10% 20 100K/0.1V 0.796M 4.5 250.0 1.60 2.60
181 180.0±10% 18 100K/0.1V 0.796M 4.0 280.0 1.50 2.30
221 220.0±10% 15 100K/0.1V 0.796M 3.8 360.0 1.30 2.10
271 270.0±10% 15 100K/0.1V 0.796M 3.5 410.0 1.20 1.80
331 330.0±10% 15 100K/0.1V 0.796M 3.2 520.0 1.10 1.60
391 390.0±10% 12 100K/0.1V 0.796M 2.5 600.0 1.00 1.50
471 470.0±10% 12 100K/0.1V 0.796M 2.2 720.0 0.90 1.40
561 560.0±10% 10 100K/0.1V 0.796M 2.0 880.0 0.85 1.30
681 680.0±10% 10 100K/0.1V 0.796M 1.6 1000.0 0.80 1.20
821 820.0±10% 10 100K/0.1V 0.796M 1.5 1300.0 0.75 1.10
102 1000.0±10% 10 100K/0.1V 0.252M 1.4 1600.0 0.65 1.00
Electrical Characteristics -
3621M Series
Power Inductors
Type 3621 Series
Literature No. 1773146
Issued: 07-05
Dimensions are shown for
reference purposes only.
Dimensions are in millimetres
unless otherwise specified.
Specifications subject to
change.
www.tycoelectronics.com
passives.tycoelectronics.com
Environmental Characteristics -
B, C, D, E, K, L, M Series
Storage Temp: -40°C to +125°C
Operating Temp: -25°C to +105°C
Rated Current: Base on temp. rise & ∆L/L=10% max.
Temp. Rise: 40°C max.
Dimensions
B, C, D, E, K, L, M Series
Series A B C ref. D ref. E F
3621B 5.60±0.2 3.70±0.3 2.30 5.80 6.00 1.70
3621C 5.60±0.2 4.50±0.3 2.30 5.80 6.00 1.70
3621D 7.50±0.3 5.00±0.3 2.60 8.00 7.80 2.40
3621E 9.50±0.3 5.50±0.15 2.90 10.00 10.00 2.80
3621K 5.60±0.2 2.50±0.3 2.30 5.80 6.00 1.70
3621L 9.50±0.3 11.50±0.5 2.90 10.00 10.00 2.80
3621M 13.00±0.7 7.00±0.3 5.00 14.00 14.00 4.50
How to Order
3621 A 1R5 K
Common Part
A, B, C, D, E, F, G,
H, J, K, L, M
Style
See Relevant Table for
Inductance Code
Inductance Tolerance
3621
K - ±10%
L - ±15%
M - 20%
