BYT28, BYT28F, BYT28B, UG10GCT, UGF10GCT, UGB10GCTSeries
Vishay Semiconductors
formerly General Semiconductor
Document Number 88552
www.vishay.com
04-Oct-02
1
Dual Ultrafast Soft Recovery Rectifier
Reverse Voltage 300 to 400V
Forward Current 10A
Reverse Recovery Time 35ns
0.08
(2.032)
0.24
(6.096)
0.42
(10.66)
0.63
(17.02)
0.12
(3.05)
0.33
(8.38)
Mounting Pad Layout TO-263AB
0.380 (9.65)
0.411 (10.45)
0.320 (8.13)
0.360 (9.14)
0.591 (15.00)
0.624 (15.85)
1
2
0.245 (6.22)
MIN
K
K
0.160 (4.06)
0.190 (4.83)
0.045 (1.14)
0.055 (1.40)
0.014 (0.36)
0.021 (0.53)
0.110 (2.79)
0.140 (3.56)
0.090 (2.29)
0.110 (2.79)
0.047 (1.19)
0.055 (1.40)
PIN 1
PIN 2
K - HEATSINK
0-0.01 (0-0.254)
0.027 (0.686)
0.037 (0.940)
0.105 (2.67)
0.095 (2.41)
0.205 (5.20)
0.195 (4.95)
1
3
PIN
2
0.060 (1.52)
0.405 (10.27)
0.383 (9.72)
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)
DIA.
DIA.
0.676 (17.2)
0.646 (16.4)
0.205 (5.20)
0.195 (4.95)
0.105 (2.67)
0.095 (2.41)
PIN 2
PIN 1
PIN 3
ITO-220AB (BYT28F, UGF10 Series)
TO-220AB (BYT28, UG10 Series)
Dimensions in inches
and (millimeters)
TO-263AB (BYT28B, UGB10 Series)
1
2
3
PIN
0.185 (4.70)
0.175 (4.44)
0.055 (1.39)
0.045 (1.14)
0.145 (3.68)
0.135 (3.43)
0.350 (8.89)
0.330 (8.38)
0.560 (14.22)
0.530 (13.46)
0.022 (0.56)
0.014 (0.36)
0.110 (2.79)
0.100 (2.54)
0.603 (15.32)
0.573 (14.55)
CASE
1.148 (29.16)
1.118 (28.40)
PIN 2
0.154 (3.91)
0.148 (3.74)
0.113 (2.87)
0.103 (2.62)
0.160 (4.06)
0.140 (3.56)
0.410 (10.41)
0.390 (9.91)
0.635 (16.13)
0.625 (15.87)
0.415 (10.54) MAX.
0.370 (9.40)
0.360 (9.14)
PIN 1
PIN 3
0.028 (0.70)
0.104 (2.65)
0.096 (2.45)
0.035 (0.90)
0.205 (5.20)
0.195 (4.95)
0.105 (2.67)
0.095 (2.41)
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
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: 250C/10
seconds at terminals
Glass passivated chip junction
BYT28, BYT28F, BYT28B, UG10GCT, UGF10GCT, UGB10GCTSeries
Vishay Semiconductors
formerly General Semiconductor
www.vishay.com
Document Number 88552
2
04-Oct-02
Maximum Ratings
(T
C
= 25C unless otherwise noted)
UG10FCT
UG10GCT
Parameter
Symbol
BYT28-300
BYT28-400
Unit
Maximum repetitive peak reverse voltage
V
RRM
300
400
V
Maximum working reverse voltage
V
RWM
300
400
V
Maximum RMS voltage
V
RMS
210
280
Maximum DC blocking voltage
V
DC
300
400
V
Maximum average forward rectified
total device
I
F(AV)
10
A
current at T
C
= 100C
per leg
5
Peak forward surge current
8.3ms single half sine-wave superimposed
I
FSM
60
A
on rated load (JEDEC Method) per leg
Operating junction and storage temperature range
T
J
, T
STG
40 to +150
C
RMS Isolation voltage (BYT28F, UGF types)
4500
(1)
from terminals to heatsink with t = 1 second, RH
30%
V
ISOL
3500
(2)
V
1500
(3)
Electrical Characteristics
(T
C
= 25C unless otherwise noted)
Parameter
Symbol
Value
Unit
Maximum instantaneous forward voltage per leg
(4)
at I
F
= 5A, T
J
= 25C
V
F
1.30
V
at I
F
= 10A, T
J
= 25C
1.40
at I
F
= 5A, T
J
= 150C
1.05
Maximum reverse current per leg
T
J
= 25C
10
at V
RRM
T
J
= 100C
I
R
200
A
Maximum reverse recovery time per leg at
I
F
= 0.5A, I
R
= 1.0A, I
rr
= 0.25A
t
rr
35
ns
Maximum reverse recovery time per leg at
I
F
= 1.0A, di/dt = 100A/
s, V
R
= 30V, I
rr
= 0.1 I
RM
t
rr
50
ns
Maximum reverse recovery current per leg at
I
RM
3.0
A
I
F
= 5A, di/dt = 50A/
s, V
R
= 30V, T
C
= 100C
Maximum stored charge per leg
I
F
= 2A, di/dt = 20A/
s, V
R
= 30V, I
rr
= 0.1 I
RM
Q
rr
50
nC
Thermal Characteristics
(T
C
= 25C unless otherwise noted)
UG10
UGF10
UGB10
Parameter
Symbol
BYT28
BYT28F
BYT28B
Unit
Typical thermal resistance junction to case per leg
R
JC
4.5
6.7
4.5
C/W
Notes:
(1) Clip mounting (on case), where lead does not overlap heatsink with 0.110" offset
(2) Clip mounting (on case), where leads do overlap heatsink
(3) Screw mounting with 4-40 screw, where washer diameter is
4.9 mm (0.19")
(4) Pulse test: 300
s pulse width, 1% duty cycle
I
F
Instantaneous F
orw
ard Current (A)
100
10
I
R
Instantaneous Re
v
erse Current (
A)
Fig 4 -- Typical Reverse
Characteristics Per Leg
1.0
0.1
0.01
Fig 1 -- Forward Current
Derating Curve
0
5
15
0
50
100
150
10
A
v
er
age F
orw
ard Current (A)
P
eak F
orw
ard Surge Current (A)
Number of Cycles at 60 H
Z
Fig 2 -- Maximum Non-Repetitive
Peak Forward Surge Current Per Leg
1
10
100
1
10
100
Case Temperature (
C)
1.0
10
100
1000
0.1
T
J
= 25
C
T
J
= 125
C
T
J
= 100
C
Resistive or Inductive Load
T
J
= 25
C
T
J
= 125
C
1
10
100
10
100
1
0.1
Reverse Voltage (V)
T
J
= 125
C
f = 1.0 MH
Z
V
sig
= 50MVp-p
0.2
0.4
0.8
1.4
1.6
1.8
0.6
1.0
1.2
Pulse Width = 300
s
1% Duty Cycle
T
C
= 105
C
8.3ms Single Half Sine-Wave
(JEDEC Method)
Fig 5 -- Reverse Switching
Characteristics Per Leg
0
25
50
20
40
60
80
100
120
75
100
125
Stored Charge/Re
v
erse Reco
v
e
r
y
Time
(nC/ns)
@5A, 50A/
s
@2A, 20A/
s
@2A, 20A/
s
@1A, 100A/
s
@5A, 50A/
s
20
100
40
60
80
Percent of Rated Peak Reverse Voltage (%)
Fig 6 -- Typical Junction
Capacitance Per Leg
pF
J
unction Capacitance
Fig 3 --Typical Instantaneous
Forward Characteristics Per Leg
Instantaneous Forward Voltage (V)
Junction Temperature (
C)
t
rr
Q
rr
T
J
= 100
C
BYT28, BYT28F, BYT28B, UG10GCT, UGF10GCT, UGB10GCTSeries
Vishay Semiconductors
formerly General Semiconductor
Document Number 88552
www.vishay.com
04-Oct-02
3
Ratings and
Characteristic Curves
(T
A
= 25C unless otherwise noted)
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