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UG8AT THRU UG8DT
ULTRAFAST EFFICIENT PLASTIC RECTIFIER
Reverse Voltage - 50 to 200 Volts
TO-220AC
0.185 (4.70) 0.415 (10.54) MAX. 0.370 (9.40) 0.360 (9.14) 0.154 (3.91) DIA. 0.148 (3.74) 0.055 (1.39) 0.045 (1.14) 0.175 (4.44)
Forward Current - 8.0 Amperes
FEATURES
♦ Plastic package has Underwriters Laboratories Flammability Classification 94V-0 ♦ Ideally suited for use in very high frequency switching power supplies, inverters and as a free wheeling diode ♦ Ultrafast reverse recovery time for high efficiency ♦ Soft recovery characteristics ♦ Excellent high temperature switching ♦ Glass passivated chip junction ♦ High temperature soldering guaranteed: 250°C, 0.16” (4.06) from case for 10 seconds
0.113 (2.87) 0.103 (2.62) 0.145 (3.68) 0.135 (3.43) 0.560 (14.22) 0.530 (13.46) 0.410 (10.41) 0.390 (9.91) PIN 1 0.160 (4.06) 0.140 (3.56) 0.560 (14.22) 0.530 (13.46) 2 0.635 (16.13) 0.625 (15.87) 0.350 (8.89) 0.330 (8.38) 1.148 (29.16) 1.118 (28.40) 0.110 (2.79) 0.100 (2.54)
MECHANICAL DATA
0.105 (2.67) 0.095 (2.41) 0.037 (0.94) 0.027 (0.68) 0.022 (0.56) 0.014 (0.36)
PIN 1 0.205 (5.20) 0.195 (4.95) PIN 2 CASE
Dimensions in inches and (millimeters)
Case: JEDEC TO-220AC molded plastic body over passivated chip Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: As marked Mounting Position: Any Mounting Torque: 5in. - lbs. max. Weight: 0.064 ounce, 1.81 grams
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOLS
UG8AT
UG8BT
UG8CT
UG8DT
UNITS
Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current at TC=100°C Peak forward surge current 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) at TC=100°C Maximum instantaneous forward voltage at 8.0 20A 5.0A, TJ=150°C Maximum DC reverse current at rated DC blocking voltage Maximum reverse recovery time (NOTE 1) Maximum reverse recovery time
(NOTE 2)
VRRM VRMS VDC I(AV) IFSM
50 35 50
100 70 100 8.0
150 105 150
200 140 200
Volts Volts Volts Amps Amps
150.0 1.00 1.20 0.95 10.0 300.0 20.0 30.0 50.0 20.0 45.0 45.0 4.0 -55 to+150
VF IR trr
Volts µA ns ns nC pF °C/W °C
TA=25°C TA=100°C TJ=25°C TJ=100°C TJ=25°C TJ=100°C
trr Qrr CJ RΘJC TJ, TSTG
Maximum recovered stored charge
(NOTE 2)
Typical junction capacitance (NOTE 3) Typical thermal resistance (NOTE 4) Operating junction and storage temperature range
NOTES: (1) Reverse recovery test conditions: IF=0.5A, IR=1.0A, Irr=0.25A (2) trr and Qrr measured at IF=8.0A, VR=30V, di/dt=50A/µs, Irr=10% IRM for meaurement of trr (3) Measured at 1.0 MHZ and applied reverse voltage of 4.0 Volts (4) Thermal resistance from junction to case
10/23/98
RATINGS AND CHARACTERISTIC CURVES UG8AT THRU UG8DT
FIG. 1 - FORWARD CURRENT DERATING CURVE FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT
AVERAGE FORWARD RECTIFIED CURRENT, AMPERES
12 10 8.0 6.0 4.0 2.0 0 0 25 50
RESISTIVE OR INDUCTIVE LOAD
1,000
PEAK FORWARD SURGE CURRENT, AMPERES
TC=100°C 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method)
100
75
100
125
150
175 10 1 10
NUMBER OF CYCLES AT 60 Hz
CASE TEMPERATURE, °C
100
100
INSTANTANEOUS FORWARD CURRENT, AMPERES
INSTANTANEOUS REVERSE LEAKAGE CURRENT, MICROAMPERES
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
1,000
TJ=125°C
10
TJ=25°C PULSE WIDTH=300µs 1% DUTY CYCLE
100
TJ=100°C
10
1
1
TJ=25°C
0.1
0.1
0.01 0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.01 0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
PERCENT OF RATED PEAK REVERSE VOLTAGE, %
RECOVERED STORED CHARGE/REVERSE RECOVERY TIME nC/ns
FIG. 5 - REVERSE SWITCHING CHARACTERISTICS
FIG. 6 - TYPICAL JUNCTION CAPACITANCE
60 50 40 30 20
IF=4.0A VR=30V
di/dt= 150A/µs
di/dt=100A/µs di/dt=20A/µs di/dt=50A/µs di/dt=100A/µs di/dt=50A/µs di/dt=150A/µs
100
JUNCTION CAPACITANCE, pF
TJ=25°C f=1.0 MHZ Vsig=50mVp-p
10
1
di/dt=20A/µs
10
trr Qrr
0
0
25
50
75
100
125
150
175
0.1 0.01
0.1
1
10
100
JUNCTION TEMPERATURE, °C
REVERSE VOLTAGE, VOLTS
.