CREAT BY ART
UL Recognized File # E-326243
Dual rectifier construction, positive center-tap
Metal silicon junction, majority carrier conduction
Low power loss, high efficiency
High current capability, low VF
Epitaxial construction
Guardring for transient protection
Mechanical Data
SR20XXPT = Specific Device Code
G = Green Compound
Y = Year
WW = Work Week
Maximum Ratings and Electrical Characteristics
Rating at 25 ℃ ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
VRRM 20 30 40 50 60 90 100 150 V
VRMS 14 21 28 35 42 63 70 105 V
VDC 20 30 40 50 60 90 100 150 V
mA
mA
mA
Cj pF
RθJC OC/W
TJOC
TSTG OC
Terminals: Pure tin plated, lead free, solderable per
MIL-STD-750, Method 2026
1.02 V
Maximum Instantaneous Forward Voltage (Note 1)
@ 10 A VF0.55 0.70
Plastic package has Underwriters Laboratory
Flammability Classifications 94V-0
Maximum Average Forward Rectified
Current at TC=105oCIF(AV)
Mounting position: Any
Symbol
Weight: 6.10 grams
Polarity: As marked
For use in low voltage, high frequency inverters,
free wheeling, and polarity protection
Maximum RMS Voltage
15 10
400600
IFSM
Typical Junction Capacitance (Note 2)
200
0.1
0.92
20
Maximum Recurrent Peak Reverse Voltage
Typical Thermal Resistance Per Leg (Note 3)
Note 2 : Measured at 1 MHz and Applied Reverse Voltage of 4.0V D.C.
Note 1 : 300 us Pulse Width, 2% Duty Cycle
0.5
1.5
SR2020PT - SR20150PT
Marking Diagram
20.0AMPS. Schottky Barrier Rectifiers
Features
High surge reliabbility
Green compound with suffix "G" on packing
code & prefix "G" on datecode.
Cases: JEDEC TO-3P/TO-247AD molded plastic
Dimensions in inches and (millimeters)
TO-3P/TO-247AD
High temperature soldering guaranteed:
260oC/10 seconds, 0.17"(4.3mm) lead lengths
at 5 lbs., (2.3kg) tension
A
Operating Junction Temperature Range
Storage Temperature Range
Version:D10
Note 3 : Mount on Heatsink size of 4" x 6" x 0.25" Al-Plate.
- 65 to + 150
- 65 to + 150
- 65 to + 125
A
Peak Forward Surge Current, 8.3 ms Single Half Sine-
wave Superimposed on Rated Load (JEDEC method)
Units
SR
2030
PT
SR
2040
PT
SR
2050
PT
SR
20100
PT
SR
2090
PT
SR
20150
PT
-
350
Maximum DC Blocking Voltage
SR
2060
PT
Maximum DC Reverse Current @ TA=25 ℃
at Rated DC Blocking Voltage @ TA=100oC
@ TA=125oC
IR
5.0-
Type Number SR
2020
PT
Pb
RoHS
COMPLIANCE
RoHS
COMPLIANCE
Version:D10
RATINGS AND CHARACTERISTIC CURVES (SR2020PT THRU SR20150PT)
FIG. 1- FORWARD CURRENT DERATING CURVE
0
5
10
15
20
25
50 100 150
CASE TEMPERATURE (oC)
AVERAGE FORWARD A
CURRENT (A)
SR2050PT-20150PT
SR2020PT-2040PT
FIG. 2- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT PER LEG
0
50
100
150
200
250
300
1 10 100
NUMBER OF CYCLES AT 60 Hz
PEAK FORWARD SURGE A
CURRENT (A)
8.3ms Single Helf Sine Wave
PER LEG. (JEDEC Method)
TA=TA max.
FIG. 4- TYPICAL REVERSE CHARACTERISTICS
PER LEG
0.001
0.01
0.1
1
10
0 20 40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
INSTANTANEOUS REVERSE CURRENT
(mA)
TA=25℃
TA=100℃
FIG. 5- TYPICAL JUNCTION CAPACITANCE PER LEG
100
1000
10000
0.1 1 10 100
REVERSE VOLTAGE (V)
CAPACITANCE (pF) A
TA=25oC
f=1.0MHz
Vsig=50mVp-p
SR2050PT-SR2060PT
SR2020PT-SR2040PT
SR2090PT-SR20150PT
FIG. 3- TYPICAL FORWARD CHARACTERISRICS
0.1
1
10
100
0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
INSTANTANEOUS FORWARD VOLTAGE (V)
INSTANTANEOUS FORWARD CURRENT
(A)
SR2050PT-SR2060PT
SR2020PT-SR2040PT
SR2090PT
-100PT
TA=25oC
SR20150PT
FIG. 6- TYPICAL TRANSIENT THERMAL IMPEDANCE
PER LEG
0.1
1
10
100
0.01 0.1 1 10 100
T, PULSE DURATION. (sec)
TRANSIENT THERMAL
IMPEDANCE (℃/W)
