Document Number: 88760 For technical questions within your region, please contact one of the following: www.vishay.com
Revision: 19-Nov-09 DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com 1
Miniature Ultrafast Plastic Rectifier
UG1A thru UG1D
Vishay General Semiconductor
FEATURES
• Glass passivated chip junction
• Ultrafast reverse recovery time
• Soft recovery characteristics
• Low forward voltage drop
• Low switching losses, high efficiency
• High forward surge capability
• Solder dip 275 °C max. 10 s, per JESD 22-B106
• Compliant to RoHS directive 2002/95/EC and in
accordance to WEEE 2002/96/EC
TYPICAL APPLICATIONS
For use in high frequency rectification and freewheeling
application in switching mode converters and inverters for
consumer, computer and telecommunication.
MECHANICAL DATA
Case: DO-204AL (DO-41)
Molding compound meets UL 94 V-0 flammability rating
Base P/N-E3 - RoHS compliant, commercial grade
Terminals: Matte tin plated leads, solderable per
J-STD-002 and JESD 22-B102
E3 suffix meets JESD 201 class 1A whisker test
Polarity: Color band denotes cathode end
PRIMARY CHARACTERISTICS
IF(AV) 1.0 A
VRRM 50 V to 200 V
IFSM 40 A
trr 15 ns
VF0.95 V
TJ max. 150 °C
DO-204AL (DO-41)
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL UG1A UG1B UG1C UG1D UNIT
Maximum repetitive peak reverse voltage VRRM 50 100 150 200 V
Maximum RMS voltage VRMS 35 70 105 140 V
Maximum DC blocking voltage VDC 50 100 150 200 V
Maximum average forward rectified current (fig. 1) IF(AV) 1.0 A
Peak forward surge current 8.3 ms single half sine-wave
superimposed on rated load IFSM 40 A
Operating junction and storage temperature range TJ, TSTG - 55 to + 150 °C
www.vishay.com For technical questions within your region, please contact one of the following: Document Number: 88760
2DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com Revision: 19-Nov-09
UG1A thru UG1D
Vishay General Semiconductor
Note
(1) Pulse test: 300 μs pulse width, 1 % duty cycle
Note
(1) Thermal resistance from junction to ambient at 0.375" (9.5 mm) lead length
RATINGS AND CHARACTERISTICS CURVES
(TA = 25 °C unless otherwise noted)
Fig. 1 - Forward Current Derating Curves Fig. 2 - Maximum Non-Repetitive Peak Forward Surge Current
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER TEST CONDITIONS SYMBOL VALUE UNIT
Maximum instantaneous forward voltage IF = 1.0 A VF (1) 0.95 V
Maximum DC reverse current
at rated DC blocking voltage
TA = 25 °C
IR
5.0
μA
TA = 100 °C 200
Maximum reverse recovery time IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A trr 15 ns
Maximum reverse recovery time IF = 1.0 A, VR = 30 V,
dI/dt = 50 A/μs, Irr = 10 % IRM
TJ = 25 °C
trr
25
ns
TJ = 100 °C 35
Maximum stored charge IF = 1.0 A, VR = 30 V,
dI/dt = 50 A/μs, Irr = 10 % IRM
TJ = 25 °C
Qrr
8.0
nC
TJ = 100 °C 12
Typical junction capacitance 4.0 V, 1 MHz CJ7pF
THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL UG1A UG1B UG1C UG1D UNIT
Typical thermal resistance
RθJA (1) 60
°C/W
RθJL (1) 20
ORDERING INFORMATION (Example)
PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACKAGE CODE BASE QUANTITY DELIVERY MODE
UG1D-E3/54 0.334 54 5500 13" diameter paper tape and reel
UG1D-E3/73 0.334 73 3000 Ammo pack packaging
Temperature (°C)
Average Forward Rectied Current (A)
025 50 75 100 125 150 175
0
0.25
0.50
0.75
1.00
1.25
1.50
TA, Ambient Temperature
P.C.B. Mounted
0.47" x 0.47" (12 mm x 12 mm)
Copper Pads
Resistive or Inductive Load
0.375" (9.5 mm) Lead Length
TL Lead Temperature
Number of Cycles at 60 Hz
Peak Forward Surge Current (A)
110 100
1
10
100
T
L
= 75 °C
8.3 ms Single Half Sine-Wave
Document Number: 88760 For technical questions within your region, please contact one of the following: www.vishay.com
Revision: 19-Nov-09 DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com 3
UG1A thru UG1D
Vishay General Semiconductor
Fig. 3 - Typical Instantaneous Forward Characteristics
Fig. 4 - Typical Reverse Characteristics
Fig. 5 - Reverse Switching Charateristics
Fig. 6 - Typical Junction Capacitance
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
0.4 0.6 0.8 1.0 1.2 1.4 1.6
0.01
0.1
1
10
100
T
J
= 25 °C
T
J
= 100 °C
Pulse Width = 300 μs
1 % Duty Cycle
020 40 60 80 100
0.01
0.1
1
10
100
Percent of Rated Peak Reverse Voltage (%)
Instantaneous Reverse Current (μA)
TJ = 25 °C
TJ = 100 °C
025 50 75 100 125 150 175
0
10
20
30
40
50
60
Junction Temperature (°C)
Recovered Charge/Reverse Recovery
Time, nC/ns
IF = 1.0 A
VR = 30 V
dI/dt = 150 A/μs
dI/dt = 100 A/μs
dI/dt = 20 A/μs
dI/dt = 50 A/μs
trr
Qrr
dI/dt = 150 A/μs
dI/dt = 100 A/μs
dI/dt = 20 A/μs
dI/dt = 50 A/μs
0.1 110 100
1
10
100
Reverse Voltage (V)
Junction Capacitance (pF)
T
J
= 25 °C
f = 1.0 MHz
V
sig
= 50 mV
p-p
DO-204AL (DO-41)
0.107 (2.7)
0.080 (2.0)
DIA.
0.034 (0.86)
0.028 (0.71)
DIA.
1.0 (25.4)
MIN.
1.0 (25.4)
MIN.
0.205 (5.2)
0.160 (4.1)
Legal Disclaimer Notice
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Revision: 12-Mar-12 1Document Number: 91000
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