UG8JCT, UGF8JCT, UGB8JCT Series
New Product
Vishay Semiconductors
formerly General Semiconductor
Dual Ultrafast Plastic Rectifier Series
Reverse Voltage
500 to 600V
Forward Current
8A
Reverse Recovery Time
25ns
ITO-220AB (UGF8JCT Series)
0.405 (10.27)
0.383 (9.72)
0.188 (4.77)
0.172 (4.36)
0.110 (2.80)
0.100 (2.54)
0.140 (3.56)
DIA.
0.130 (3.30)
0.185 (4.70)
0.175 (4.44)
0.154 (3.91)
0.370 (9.40)
0.360 (9.14)
0.148 (3.74)
0.113 (2.87)
0.103 (2.62)
0.145 (3.68)
0.135 (3.43)
0.410 (10.41)
0.390 (9.91)
1
0.160 (4.06)
0.140 (3.56)
PIN
2
3
0.603 (15.32)
0.573 (14.55)
0.055 (1.39)
0.045 (1.14)
0.600 (15.5)
0.580 (14.5)
PIN
1
2
3
TO-220AB (UG8JCT Series)
0.415 (10.54) MAX.
0.131 (3.39)
DIA.
0.122 (3.08)
0.676 (17.2)
0.646 (16.4)
0.350 (8.89)
0.330 (8.38)
0.191 (4.85)
0.171 (4.35)
0.560 (14.22)
0.530 (13.46)
0.060 (1.52)
PIN 1
PIN 2
0.635 (16.13)
0.625 (15.87)
0.350 (8.89)
0.330 (8.38)
0.110 (2.80)
0.100 (2.54)
1.148 (29.16)
1.118 (28.40)
0.110 (2.79)
0.100 (2.54)
0.560 (14.22)
0.530 (13.46)
0.105 (2.67)
0.095 (2.41)
PIN 3
0.037 (0.94)
0.027 (0.69)
0.022 (0.55)
0.014 (0.36)
PIN 1
PIN 3
PIN 2
CASE
0.205 (5.20)
0.195 (4.95)
0.105 (2.67)
0.095 (2.41)
0.104 (2.65)
0.096 (2.45)
0.035 (0.90)
0.028 (0.70)
0.205 (5.20)
0.195 (4.95)
0.022 (0.56)
0.014 (0.36)
TO-263AB (UGB8JCT Series)
0.411 (10.45)
0.380 (9.65)
0.245 (6.22)
MIN
K
0.055 (1.40)
0.047 (1.19)
0.624 (15.85)
1
0.33
(8.38)
0.190 (4.83)
0.160 (4.06)
0.055 (1.40)
0.045 (1.14)
Mounting Pad Layout TO-263AB
0.42
(10.66)
0.360 (9.14)
0.320 (8.13)
K
2
0.591(15.00)
0-0.01 (0-0.254)
0.110 (2.79)
0.63
(17.02)
0.090 (2.29)
0.037 (0.940)
0.021 (0.53)
0.014 (0.36)
0.140 (3.56)
0.110 (2.79)
0.205 (5.20)
0.195 (4.95)
Dimensions in inches
and (millimeters)
0.08
(2.032)
0.24
(6.096)
0.027 (0.686)
0.105 (2.67)
0.095 (2.41)
0.12
(3.05)
PIN
1
PIN
2
K-
HEATSINK
Features
• Plastic package has Underwriters Laboratories
Flammability Classification 94V-0
• Ideally suited for free wheeling diode power factor
correction applications
• Soft recovery characteristics
• Excellent high temperature switching
• Optimized to reduce switching losses
• High temperature soldering guaranteed: 250°C/10 seconds
at terminals
• Glass passivated chip junction
Document Number 88766
01-Oct-03
Mechanical Data
Case:
JEDEC TO-220AB, ITO-220AB & TO-263AB
molded plastic body
Terminals:
Plated leads, solderable per
MIL-STD-750, Method 2026
Polarity:
As marked
Mounting Position:
Any
Mounting Torque:
10 in-lbs maximum
Weight:
0.08 oz., 2.24 g
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1
UG8JCT, UGF8JCT, UGB8JCT Series
Vishay Semiconductors
formerly General Semiconductor
Maximum Ratings
Parameter
(T
C
= 25°C unless otherwise noted)
Symbol
V
RRM
V
RWM
V
RMS
V
DC
I
F(AV)
I
FSM
T
J
, T
STG
V
ISOL
UG8HCT
500
400
350
500
8.0
65
–55 to +150
4500
(1)
3500
(2)
1500
(3)
UG8JCT
600
480
420
600
Unit
V
V
V
V
A
A
°C
V
Maximum repetitive peak reverse voltage
Maximum working reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
Peak forward surge current 8.3ms single half sine-wave
superimposed on rated load (JEDEC Method) per leg at T
C
= 100°C
Operating junction and storage temperature range
RMS Isolation voltage (UGF types only)
from terminals to heatsink with t = 1.0 second, RH
≤
30%
Electrical Characteristics
(T
Parameter
Maximum instantaneous
forward voltage per leg
(4)
C
= 25°C unless otherwise noted)
Symbol
I
F
= 4A, T
J
= 25°C
I
F
= 4A, T
J
= 125°C
V
F
I
R
t
rr
t
rr
S
I
RM
I
RM
t
fr
UG8HCT
1.75
1.50
30
800
4.0
25
50
0.9
3.0
8
500
UG8JCT
Unit
V
µA
µA
mA
ns
ns
—
A
A
ns
T
J
= 25°C
Maximum DC reverse current per leg at V
RWM
T
J
= 100°C
T
J
= 125°C
Maximum reverse recovery time per leg at
I
F
= 0.5A, I
R
= 1.0A, I
rr
= 0.25A
Maximum reverse recovery time per leg at
I
F
= 1.0A, di/dt = 50A/µs, V
R
= 30V, I
rr
= 0.1 I
RM
Typical softness factor (t
b
/t
a
)
I
F
= 4.0A, di/dt = 240A/µs, V
R
= 400V, I
rr
= 0.1 I
RM
Maximum reverse recovery current per leg at
I
F
= 4.0A, di/dt = 32A/µs, V
R
= 400V, T
C
= 125°C
Maximum reverse recovery current per leg at
I
F
= 4.0A, di/dt = 240A/µs, V
R
= 400V, T
C
= 125°C
Peak forward recovery time per leg at
I
F
= 4.0A, di/dt = 64A/µs, V
F
= 1.1V
Fmax
Thermal Characteristics
(T
Parameter
C
= 25°C unless otherwise noted)
Symbol
R
θJC
UG8
3.5
UGF8
6.0
UGB8
3.5
Unit
°C/W
Typical thermal resistance from junction to case per leg
Notes:
(1) Clip mounting (on case), where lead does not overlap heatsink with 0.110” offset
(3) Screw mounting with 4-40 screw, where washer diameter is
≤
4.9 mm (0.19”)
(2) Clip mounting (on case), where leads do overlap heatsink
(4) Pulse test: 300µs pulse width, 1% duty cycle
Ordering Information
Product
UG8HCT - UG8JCT
UGF8HCT - UGF8JCT
UGB8HCT - UGB8JCT
Case
TO-220AB
ITO-220AB
TO-263AB
Package Code
45
45
31
45
81
Package Option
Anti-Static tube, 50/tube, 2K/carton
Anti-Static tube, 50/tube, 2K/carton
13” reel, 800/reel, 4.8K/carton
Anti-Static tube, 50/tube, 2K/carton
Anti-Static 13” reel, 800/reel, 4.8K/carton
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2
Document Number 88766
01-Oct-03
UG8JCT, UGF8JCT, UGB8JCT Series
Vishay Semiconductors
formerly General Semiconductor
Ratings and
Characteristic Curves
(T
A
= 25°C unless otherwise noted)
Fig. 1 -- Maximum Forward Current
Derating Curve
12
100
Fig. 2 -- Maximum Non-Repetitive Peak
Forward Surge Current Per Leg
Peak Forward Surge Current (A)
Average Forward Rectified Current (A)
10
UG8JCT, UGB8JCT
8
80
60
6
UGF8JCT
4
2
P.C.B. with 7.5 x 7.5 x 0.3cm
Copper Pad
0
0
25
50
75
100
125
150
40
20
0
1
10
100
Case Temperature (°C)
Number of Cycles at 60 H
Z
Fig. 3 -- Typical Instantaneous
Forward Characteristics Per Leg
100
10,000
Fig. 4 -- Typical Reverse Leakage
Characteristics Per Leg
Instantaneous Reverse Current (µA)
Instantaneous Forward Current (A)
10
1,000
1
100
0.1
T
J
= 25°C max.
Pulse Width = 300µs
1% Duty Cycle
1.0
1.5
2.0
2.5
10
0.01
0.5
1
0
20
40
60
80
100
Instantaneous Forward Voltage (V)
Percent of Rated Peak Reverse Voltage (%)
Fig. 5 -- Typical Junction Capacitance
Per Leg
Stored Charge/Reverse Recovery Time,
(nC/ns)
100
140
120
100
80
60
40
20
0
25
Fig. 6 -- Reverse Switching
Characteristics Per Leg
Q
rr
T
rr
I
F
= 4A
V
r
= 30V
di/dt =
Junction Capacitance (pF)
10
1
1
10
T
J
= 25°C
f = 1.0MH
Z
V
sig
= 50mvp-p
100
50
75
100
125
150
Reverse Voltage (V)
Document Number 88766
01-Oct-03
T
J
, Junction Temperature (°C)
www.vishay.com
3
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