VISHAY UGB8HT

ADVANCED INFORMATION
ADVANCED INFORMATION
ADVANCED INFORMATION
UGB8HT AND UGB8JT
ULTRAFAST SOFT RECOVERY RECTIFIER
Reverse Voltage - 500 to 600 Volts Forward Current - 8.0 Amperes
TO-263AB
FEATURES
♦ 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
♦ Planar technology
♦ Optimized to reduce switching losses
♦ High temperature soldering in accordance with
CECC 802 / Reflow guaranteed
MECHANICAL DATA
Case: JEDEC TO-263AB 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 are in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOLS
UGB8HT
UGB8JT
UNITS
Maximum repetitive peak reverse voltage
Working peak reverse voltage
VRRM
VRWM
500
400
600
480
Volts
Volts
Maximum RMS voltage
VRMS
350
420
Volts
Maximum DC blocking voltage
VDC
500
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)
Maximum reverse leakage current
at working peak reverse voltage
TJ=25°C
TJ=125°C
TC=25°C
TC=100°C
TC=125°C
Maximum reverse recovery time at IF=0.5A, IR=1.0A, Irr=0.25A
Reverse recovery time at
IF=1.0A, di/dt=50A/µs, VR=30V, Irr=0.1 IRM
Maximum
Typical
Typical softness factor (tb/ta) IF=8.0A, di/dt=240A/µs, VR=400V Irr=0.1 IRM
Maximum reverse recovery current at
IF=8.0A, di/dt=64A/µs,VR=400V
TC=125°C
Typical reverse recovery current at
IF=8.0A, di/dt=240A/µs, VR=400V
Peak forward recovery time at
IF=8A, di/dt=64A/µs measured at 1.1 VF
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
4/98
TC=125°C
Maximum
Typical
VF
IR
600
1.75
1.50
30.0
800.0
4.0
Volts
Volts
µA
µA
mA
trr
25
ns
trr
50
35
ns
S
1.0
-
IRM
5.5
Amps
IRM
10.0
Amps
RΘJC
500
250
2.2
°C/W
TJ, TSTG
-55 to+150
°C
tfr
ns
RATINGS AND CHARACTERISTIC CURVES UGB8HT AND UGB8JT
FIG. 1 - FORWARD CURRENT DERATIVE CURVE
RESISTIVE OR INDUCTIVE LOAD
10.0
8.0
6.0
4.0
2.0
0
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
1,000
8ms SINGLE HALF SINE WAVE
(JEDEC METHOD)
TJ=TJ max.
PEAK FORWARD SURGE CURRENT,
AMPERS
AVERAGE FORWARD RECTIFIED CURRENT,
AMPERES
12.0
100
10
0
25
50
75
100
125
150
175
1
10
NUMBER OF CYCLES AT 60 HZ
CASE TEMPERATURE, °C
FIG. 4 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
10
TJ=25°C
PULSE WIDTH=300µs
1% DUTY CYCLE
1
0.1
0.01
0.5
1.5
1.0
2.0
2.5
FIG. 3 - TYPICAL REVERSE CHARACTERISTICS
10,000
3.0
INSTANTANEOUS REVERSE CURRENT,
MICROAMPERES
INSTANTANEOUS FORWARD CURRENT,
AMPERES
100
TJ=125°C
1,000
TJ=100°C
100
10
TJ=25°C
1
0
20
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
1
10
100
REVERSE VOLTAGE, VOLTS
1,000
JUNCTION CAPACITANCE, PF
STORED CHARGE/REVERSE RECOVERY TIME,
nC/ns
1
60
80
100
FIG. 6 - REVERSE SWITCHING CHARACTERISTICS
350
TJ=25°C
f=1.0 MHZ
Vsig=50mVp-p
10
40
PERCENT OF RATED PEAK REVERSE VOLTAGE, %
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
100
100
Qrr
300 trr
250
IF=8.0A
VR=30V
di/dt=240A/µs
200
di/dt=60A/µs
150
100
di/dt=50A/µs
di/dt=50A/µs
50
di/dt=60A/µs
0
25
di/dt=240A/µs
50
75
100
125
TJ, JUNCTION TEMPERATURE, °C
150