Document
UG2A THRU UG2D
SUPER FAST RECTIFIERS Reverse Voltage – 50 to 200 Volts Forward Current – 2.0 Amperes Features
• Super fast switching for high efficiency • Low reverse leakage • High forward surge current capability • High temperature soldering guaranteed:
250℃/10 seconds, 0.375”(9.5mm) lead length, 5 lbs (2.3kg) tension
Mechanical Data • Case: Molded plastic, JEDEC DO-15 • Lead: Plated axial leads, solderable per MIL-STD-750,
method 2026 guaranteed • Polarity: color band denotes cathode end • Mounting position: Any • Weight: 0.014 ounce, 0.4 gram
Maximum Ratings and Electrical Characteristics Rating at 25oC ambient temperature unless otherwise specified. Single-phase, half wave, 60Hz, resistive or inductive load, for current capacitive load current derate by 20%.
Symbols UG2A
UG2B
UG2C
UG2D Units
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage Maximum average forward rectified current .375”(9.5mm) lead length at TA = 55 OC Peak forward surge current , 8.3ms single half sine-wave superimposed on rated load (JEDEC method) Maximum instantaneous forward voltage @ 2.0A Maximum DC reverse current @ TA = 25 OC at rated DC blocking voltage @ TA = 100 OC Maximum reverse recovery time (Note 1)
Typical junction capacitance (Note 2)
Typical thermal resistance (Note3)
Operating temperature range
Storage temperature range
VRRM VRMS VDC
I(AV)
IFSM
VF IR IR Trr CJ RθJA TJ TS
50 35 50
100 150 70 105 100 150
2.0
80.0
0.95 5.0 50.0 35 15.0 15.0 -65 to +150 -65 to +150
200 140 200
Note: 1. Reverse recovery test conditions: IF = 0.5A, IR = 1.0A, Irr = 0.25A. 2. Measured at 1 MHz and applied reverse voltage of 4.0 Volts D.C.
3. Thermal Resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted.
V V V
A
A
V uA uA nS pF OC/W OC OC
SEMTECH ELECTRONICS LTD.
(Subsidiary of Semtech International Holdings Limited, acompany listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 22/07/2004
UG2A THRU UG2D
AVERAGE FORWARD RECTIFIED CURRENT.AMPERES
FIG.1-FORWARD CURRENT DERATING CURVE
2.0
1.6
1.2
0.8 Single Phase
Half Wave 60Hz Resistive or
0.4 inductive Load
0 0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE, °C
INSTANTANEOUS FORWARD CURRENT,AMPERES
FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 10 TJ=25°C
PULSE WIDTH=300us 1%DUTY CYCLE
1
0.1
0.01 0 0.4 0.8 1.2 1.6 1.8 INSTANTANEOUS FORWARD VOLTAGE, VOLTS
FIG.5-TYPICAL JUNCTION CAPACITANCE 200
100
TJ=25°C
10
1 0.1
1.0 10 REVERSE VOLTAGE,VOLTS
100
PEAK FORWARD SURGE CURRENT,AMPERES
INSTANTANEOUS REVERSE CURRENT,MICROAMPERES
FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT
80
64
48 32
16 8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
0 1 10 NUMBER OF CYCLES AT 60Hz
100
FIG.4-TYPICAL REVERSE CHARACTERISTICS 1.000
100
10
TJ=100°C
1
0.1
TJ=25°C
0.01 0
20
40 60 80 100
PERCENT OF PEAK REVERSE VOLTAGE,%
TRANSIENT THERMAL IMPEDANCE, °C/W
FIG.6-TYPICAL TRANSIENT THERMAL IMPEDANCE 100
10
1
0.1 0.01
0.1 1 t,PULSE DURATION,sec.
10
100
JUNCTION CAPACITANCE,PF
SEMTECH ELECTRONICS LTD.
(Subsidiary of Semtech International Holdings Limited, acompany listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 22/07/2004
.