UGF8FT AND UGF8GT
ULTRAFAST SOFT RECOVERY RECTIFIER
Reverse Voltage - 300 to 400 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
Optimized to reduce switching losses
High temperature soldering guaranteed:
250C, 0.25" (6.35mm) from case for 10 seconds
Glass passivated chip junction
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 25C ambient temperature unless otherwise specified.
SYMBOLS
UGF8FT
UGF8GT
UNITS
Maximum repetitive peak reverse voltage
V
RRM
300
400
Volts
Working peak reverse voltage
V
RWM
225
300
Volts
Maximum RMS voltage
V
RMS
210
280
Volts
Maximum DC blocking voltage
V
DC
300
400
Volts
Maximum average forward rectified current at T
C
=100C
I
(AV)
8.0
Amps
Peak forward surge current
8.3ms single half sine-wave superimposed
I
FSM
100.0
Amps
on rated load (JEDEC Method)
Maximum instantaneous forward voltage at I
F
= 8A
(NOTE 1)
T
J
=25C
1.30
T
J
=150C
V
F
1.00
Volts
Maximum reverse leakage current
T
J
=25C
10
at working peak reverse voltage
T
J
=100C
I
R
350
A
Reverse recovery time at
Maximum
I
F
=1.0A, di/dt=100A/
s, V
R
=30V, I
rr
=0.1 I
RM
t
rr
50
ns
Maximum reverse recovery time at I
F
=0.5A, I
R
=1.0A, I
rr
=0.25A
t
rr
35
ns
Maximum reverse recovery current at
I
F
=10A, di/dt=50A/
s,V
R
=30V
T
C
=100C
I
RM
5.5
Amps
Maximum stored charge
I
F
=2A, di/dt=20A/
s, V
R
=30V, I
rr
=0.1 I
RM
Q
rr
55
nC
Typical thermal resistance from junction to case
R
JC
5.0
C/W
Operating junction and storage temperature range
T
J
, T
STG
-40 to+150
C
NOTE:
(1) Pulse test: 300
s pulse width, 1% duty cycle
NOTICE: Advanced product information is subject to change without notice
4/98
NEW PRODUCT NEW PRODUCT NEW PRODUCT
ITO-220AC
Dimensions in inches and (millimeters)
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.
1
10
100
0
25
50
75
100
125
150
0
25
50
75
100
125
150
0
2
4
6
8
10
0.4
0.8
1.2
1.6
0.01
0.1
1
10
100
0.2
0.6
1
1.4
1.8
25
50
75
100
125
0
10
20
30
40
50
60
70
80
0.1
1
10
100
1,000
1
10
100
20
40
60
80
100
0.01
0.1
1
10
100
1,000
10,000
FIG. 1 -FORWARD CURRENT DERATING CURVE
CASE TEMPERATURE, C
A
VERA
GE FOR
W
ARD CURRENT
, AMPERES
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS PER LEG
T
J
=25C
PULSE WIDTH=300
s
1% DUTY CYCLE
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
PER LEG
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
INST
ANT
ANEOUS FOR
W
ARD CURRENT
,
AMPERES
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
T
C
=105
C
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT PER LEG
PEAK FOR
W
ARD SURGE CURRENT
,
AMPERES
REVERSE VOLTAGE, VOLTS
T
J
=125
C
f=1.0 MHz
Vsig=50MVp-p
NUMBER OF CYCLES AT 60 H
Z
INST
ANT
ANEOUS REVERSE LEAKA
GE CURRENT
,
MICR
O
AMPERES
PERCENT OF RATED PEAK REVERSE
VOLTAGE, %
FIG. 6 - TYPICAL JUNCTION CAPACITANCE
CAP
A
CIT
ANCE, pF
RESISTIVE OR INDUCTIVE LOAD
RATINGS AND CHARACTERISTIC CURVES UGF8FT AND UGF8GT
T
J
=125
C
T
J
=125
C
T
J
=100
C
T
J
=100
C
T
J
=25
C
T
J
=25
C
0
25
50
75
100
125
150
175
0
10
20
30
40
50
60
FIG. 5 - REVERSE SWITCHING
CHARACTERISTICS
RECO
VERED ST
ORED CHARGE/REVERSE
RECO
VER
Y TIME
nC/ns
JUNCTION TEMPERATURE, C
di/dt=20A/
s
di/dt=150A/
s
di/dt=100A/
s
di/dt=50A/
s
di/dt= 150A/
s
di/dt=20A/
s
di/dt=50A/
s
di/dt=100A/
s
I
F
=4.0A
V
R
=30V
t
rr
Q
rr
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