
4/98
UGF8HT AND UGF8JT
ULTRAFAST SOFT RECOVERY RECTIFIER
Reverse Voltage -
500 to 600 Volts
Forward Current -
8.0 Amperes
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 guaranteed:
250°C, 0.25" (6.35mm) from case for 10 seconds
MECHANICAL DATA
Case:
ITO-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
Mounting Torque:
5 in. - lbs. max.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOLS
V
RRM
V
RWM
V
RMS
V
DC
I
(AV)
UGF8HT
500
400
350
500
UGF8JT
600
480
420
600
UNITS
Volts
Volts
Volts
Volts
Amps
Maximum repetitive peak reverse voltage
Working peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current at T
C
=100°C
Peak forward surge current
8.3ms single half sine-wave superimposed
on rated load (JEDEC Method)
Maximum instantaneous forward voltage at I
F
= 8A
(NOTE 1)
8.0
I
FSM
100.0
Amps
T
J
=25°C
T
J
=125°C
T
C
=25°C
T
C
=100°C
T
C
=125°C
1.75
1.50
30.0
800.0
4.0
25
50
35
1.0
Volts
μ
A
μ
A
mA
ns
V
F
Maximum reverse leakage current
at working peak reverse voltage
I
R
Maximum reverse recovery time at I
F
=0.5A, I
R
=1.0A, I
rr
=0.25A
Reverse recovery time at
I
F
=1.0A, di/dt=50A/
μ
s, V
R
=30V, I
rr
=0.1 I
RM
Typical softness factor (t
b
/t
a
) I
F
=8.0A, di/dt=240A/
μ
s, V
R
=400V I
rr
=0.1 I
RM
Maximum reverse recovery current at
I
F
=8.0A, di/dt=64A/
μ
s,V
R
=400V
Typical reverse recovery current at
I
F
=8.0A, di/dt=240A/
μ
s, V
R
=400V
Peak forward recovery time at
I
F
=8A, di/dt=64A/
μ
s measured at 1.1 V
F
Typical thermal resistance from junction to case
Operating junction and storage temperature range
t
rr
Maximum
Typical
t
rr
ns
S
-
T
C
=125°C
I
RM
5.5
Amps
T
C
=125°C
Maximum
Typical
I
RM
10.0
Amps
500
250
5.0
t
fr
ns
R
Θ
JC
T
J
, T
STG
°C/W
°C
-55 to+150
NOTE:
(1) Pulse test: 300
μ
s pulse width, 1% duty cycle
NOTICE:
Advanced product information is subject to change without notice
Dimensions are in inches and (millimeters)
NEW PRODUCT NEW PRODUCT NEW PRODUCT
0.060 (1.52)
0.405 (10.27)
0.383 (9.72)
0.670 (17.2)
0.646 (16.4)
0.191 (4.85)
0.171 (4.35)
0.600 (15.5)
0.580 (14.5)
0.560 (14.22)
0.530 (13.46)
0.037 (0.94)
0.027 (0.69)
0.140 (3.56)
0.130 (3.30)
0.350 (8.89)
0.330 (8.38)
0.188 (4.77)
0.172 (4.36)
0.110 (2.80)
0.100 (2.54)
0.131 (3.39)
0.122 (3.08)
0.110 (2.80)
0.100 (2.54)
0.022 (0.55)
0.014 (0.36)
0.205 (5.20)
0.195 (4.95)
PIN 1
PIN 2
1
2
PIN
DIA.
DIA.
ITO-220AC