VISHAY UG8FT

ADVANCED INFORMATION
UG8FT AND UG8GT
ULTRAFAST SOFT RECOVERY RECTIFIER
Reverse Voltage - 300 to 400 Volts Forward Current - 8.0 Amperes
TO-220AC
FEATURES
0.185 (4.70)
0.415 (10.54) MAX.
0.175 (4.44)
0.370 (9.40)
0.154 (3.91)
0.360 (9.14)
0.055 (1.39)
DIA.
0.148 (3.74)
0.045 (1.14)
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)
0.350 (8.89)
0.635 (16.13)
0.330 (8.38)
0.625 (15.87)
1.148 (29.16)
PIN
1
2
1.118 (28.40)
0.110 (2.79)
0.100 (2.54)
0.160 (4.06)
0.140 (3.56)
♦ Plastic package has Underwriters Laboratories
Flammability Classification 94V-0
♦ Ideally suited for freewheeling diode power factor
correction applications
♦ Soft recovery characteristics
♦ Excellent high temperature switching
♦ Optimized to reduce switching losses
♦ High temperature soldering in accordance with
CECC 802 / Reflow guaranteed
♦ Glass passivated chip junction
0.560 (14.22)
0.530 (13.46)
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
Case: JEDEC TO-220AC molded plastic body
Terminals: Plated leads, solderable per MIL-STD-750,
Method 2026
Polarity: As marked
Mounting Position: Any
Weight: 0.08 ounce, 2.24 grams
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOLS
UG8FT
UG8GT
UNITS
Maximum repetitive peak reverse voltage
VRRM
300
400
Volts
Working peak reverse voltage
VRWM
225
300
Volts
Maximum RMS voltage
VRMS
210
280
Volts
Maximum DC blocking voltage
VDC
300
400
Volts
Maximum average forward rectified current at TC=100°C
I(AV)
8.0
Amps
Peak forward surge current
8.3ms single half sine-wave superimposed
on rated load (JEDEC Method)
IFSM
100.0
Amps
Maximum instantaneous forward voltage at IF= 8A (NOTE 1)
TJ=25°C
TJ=150°C
VF
1.30
1.00
Volts
Maximum reverse leakage current
at working peak reverse voltage
TC=25°C
TC=100°C
IR
10
350
µA
Maximum reverse recovery time at IF=0.5A, IR=1.0A, Irr=0.25A
trr
35
ns
MaximumReverse recovery time at
IF=1.0A, di/dt=100A/µs, VR=30V, Irr=0.1 IRM
trr
50
ns
IRM
5.5
Amps
Qrr
55
nC
RΘJC
2.2
°C/W
TJ, TSTG
-40 to+150
°C
Maximum reverse recovery current at
IF=10A, di/dt=50A/µs,VR=30V
Maximum stored charge
IF=2A, di/dt=20A/µs, VR=30V, Irr=0.1 IRM
Typical thermal resistance from junction to case
Operating junction and storage temperature range
NOTE: (1) Pulse test: 300µs pulse width, 1% duty cycle
NOTICE: Advanced product information is subject to change without notice
12/16/98
TC=100°C
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
FIG. 1 - FORWARD CURRENT DERATING CURVE
12
150
RESISTIVE OR INDUCTIVE LOAD
PEAK FORWARD SURGE CURRENT,
AMPERES
AVERAGE FORWARD RECTIFIED CURRENT,
AMPERES
RATINGS AND CHARACTERISTIC CURVES UG8FT AND UG8GT
10
8.0
6.0
4.0
2.0
0
0
25
50
75
100
125
150
TC=100°C
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
125
100
75
50
25
0
175
INSTANTANEOUS FORWARD CURRENT,
AMPERES
100
TJ=25°C
PULSE WIDTH=300µs
1% DUTY CYCLE
1
0.1
0.01
0.4
0.8
0.6
1.0
1.4
1.2
1.6
INSTANTANEOUS REVERSE LEAKAGE CURRENT,
MICROAMPERES
NUMBER OF CYCLES AT 60 Hz
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
10
FIG. 4 - TYPICAL REVERSE
CHARACTERISTICS
1,000
TJ=125°C
100
TJ=100°C
10
1
TJ=25°C
0.1
0.01
0
FIG. 5 - REVERSE SWITCHING
CHARACTERISTICS
60
80
100
FIG. 6 - TYPICAL JUNCTION CAPACITANCE
100
60
IF=4.0A
VR=30V
di/dt= 150A/µs
di/dt=20A/µs
40
di/dt=50A/µs
di/dt=100A/µs
di/dt=50A/µs
di/dt=150A/µs
30
20
di/dt=20A/µs
10
trr
Qrr
0
25
50
75
TJ=25°C
f=1.0 MHZ
Vsig=50mVp-p
di/dt=100A/µs
50
100
125
JUNCTION TEMPERATURE, °C
150
175
JUNCTION CAPACITANCE, pF
RECOVERED STORED CHARGE/REVERSE
RECOVERY TIME nC/ns
40
20
PERCENT OF RATED PEAK REVERSE
VOLTAGE, %
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
0
100
10
1
CASE TEMPERATURE, °C
10
1
0.1
1
10
REVERSE VOLTAGE, VOLTS
100