BYS459-1500S, BYS459F-1500S, BYS459B-1500S
New Product
Vishay Semiconductors
formerly General Semiconductor
Reverse Voltage
1500V
Forward Current
10A
Reverse Recovery Time
220ns
High Voltage Damper Diodes
ITO-220AC (BYS459F)
0.405 (10.27)
0.383 (9.72)
0.188 (4.77)
0.172 (4.36)
0.110 (2.80)
0.100 (2.54)
0.185 (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)
PIN
1
0.160 (4.06)
0.140 (3.56)
2
1.148 (29.16)
1.118 (28.40)
0.110 (2.79)
0.100 (2.54)
0.560 (14.22)
0.530 (13.46)
CASE
TO-220AC (BYS459)
0.415 (10.54) MAX.
DIA.
0.140 (3.56)
DIA.
0.130 (3.30)
0.131 (3.39)
DIA.
0.122 (3.08)
0.055 (1.39)
0.045 (1.14)
0.600 (15.5)
0.580 (14.5)
0.676 (17.2)
0.646 (16.4)
0.350 (8.89)
0.330 (8.38)
PIN
1
2
0.635 (16.13)
0.625 (15.87)
0.350 (8.89)
0.330 (8.38)
0.603 (15.32)
0.573 (14.55)
0.191 (4.85)
0.171 (4.35)
0.560 (14.22)
0.530 (13.46)
0.060 (1.52)
PIN 1
PIN 2
0.110 (2.80)
0.100 (2.54)
PIN 1
PIN 2
0.205 (5.20)
0.195 (4.95)
0.037 (0.94)
0.027 (0.69)
0.022 (0.55)
0.014 (0.36)
0.105 (2.67)
0.095 (2.41)
0.205 (5.20)
0.195 (4.95)
0.037 (0.94)
0.027 (0.68)
0.022 (0.56)
0.014 (0.36)
TO-263AB (BYS459B)
0.411 (10.45)
0.380 (9.65)
0.245 (6.22)
MIN
K
0.055 (1.40)
0.047 (1.19)
1
K
2
0.624 (15.85)
0.591 (15.00)
0-0.01 (0-0.254)
0.110 (2.79)
0.090 (2.29)
0.027 (0.686)
0.037 (0.940)
PIN 1
PIN 2
K - HEATSINK
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)
0.33
(8.38)
0.63
(17.02)
0.360 (9.14)
0.320 (8.13)
Dimensions in inches
and (millimeters)
0.021 (0.53)
0.014 (0.36)
0.140 (3.56)
0.110 (2.79)
0.08
(2.032)
0.24
(6.096)
0.105 (2.67)
0.12
(3.05)
0.095 (2.41)
0.205 (5.20)
0.195 (4.95)
Mechanical Data
Features
• Plastic package has Underwriters Laboratories
Flammability Classification 94V-0
• Ideally suited CRT horizontal deflection
• Fast reverse recovery time
• Fast forward recovery time
• Soft recovery characteristics
• Glass passivated chip junction
Case:
JEDEC TO-220AC, ITO-220AC & TO-263AB
molded plastic body
Terminals:
Plated leads, solderable per
MIL-STD-750, Method 2026
High temperature soldering guaranteed:
250°C/10 seconds, 0.25" (6.35mm) from case for
TO-220 & ITO-220; at terminals for TO-263
Polarity:
As marked
Mounting Position:
Any
Mounting Torque:
10 in-lbs maximum
Weight:
0.08 oz., 2.24 g
www.vishay.com
1
Document Number 88551
30-Jul-02
BYS459-1500S, BYS459F-1500S, BYS459B-1500S
Vishay Semiconductors
formerly General Semiconductor
Maximum Ratings
Parameter
(T
A
= 25°C unless otherwise noted)
Symbol
V
RRM
V
RWM
V
DC
I
F(AV)
I
F(peak)
I
FSM
T
J
, T
STG
V
ISOL
Value
1500
1300
1500
10
10
130
–55 to +150
4500
(1)
3500
(2)
1500
(3)
Unit
V
V
V
A
A
A
°C
V
Maximum repetitive peak reverse voltage
Maximum working reverse voltage
Maximum DC blocking voltage
Maximum average forward rectified current (see fig. 1)
Peak working forward current at f = 82 kHz
Peak forward surge current
8.3ms single half sine-wave superimposed
on rated load (JEDEC Method) at T
J
= 150°C
Operating junction and storage temperature range
RMS Isolation voltage (BYS459F types only)
from terminals to heatsink with t = 1.0 second, RH
≤
30%
Electrical Characteristics
(T
Parameter
Maximum instantaneous
forward voltage
(4)
J
= 25°C unless otherwise noted)
Symbol
I
F
= 6.5A, T
J
= 25°C
I
F
= 6.5A, T
J
= 125°C
T
J
= 25°C
T
J
= 125°C
V
F
I
R
t
rr
Q
rr
t
fr
V
FP
Value
1.35
1.25
250
1.0
220
0.95
300
27
Unit
V
µA
mA
ns
µC
ns
V
Maximum DC reverse current at V
RWM
Maximum reverse recovery time at
I
F
= 1.0A, di/dt = 50A/µs, V
R
= 30V
Maximum reverse recovery charge at
I
F
= 2.0A, di/dt = 20A/µs, V
R
= 30V
Maximum forward recovery time
I
F
= 6.5A, di/dt = 52A/µs, V
FR
= 5V
Peak forward recovery overshoot voltage
I
F
= 6.5A, di/dt = 52A/µs
Thermal Characteristics
(T
Parameter
A
= 25°C unless otherwise noted)
Symbol
R
θJC
BYS459
2.0
BYS459F
4.0
BYS459B
2.0
Unit
°C/W
Typical thermal resistance from junction to case
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: 300µs pulse width, 1% duty cycle
Ordering Information
Product
BYS459-1500S
BYS459F-1500S
BYS459B-1500S
Case
TO-220AC
ITO-220AC
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
Document Number 88551
30-Jul-02
www.vishay.com
2
BYS459-1500S, BYS459F-1500S, BYS459B-1500S
Vishay Semiconductors
formerly General Semiconductor
Ratings and
Characteristic Curves
(T
A
= 25°C unless otherwise noted)
Fig. 1 – Forward Current
Derating Curve
12
Peak Forward Surge Current (A)
Average Forward Current (A)
10
8
BYS459F-1500S
BYS459-1500S
BYS459B-1500S
140
120
100
80
60
40
20
0
50
75
100
125
150
175
1
10
100
Fig. 2 – Maximum Non-Repetitive Peak
Forward Surge Current
6
4
2
0
25
Tc - Case Temperature (°C)
Number of Cycles at 60 H
Z
Fig. 3 – Typical Forward Voltage
I
F
Instantaneous Forward Current (A)
T
J
= 125°C
10
Fig. 4 – Typical Reverse Current
Instantaneous Reverse Current (µA)
1000
T
J
= 125°C
100
100
10
T
J
= 100°C
T
J
= 25°C
1
1
0.1
T
J
= 25°C
0.1
0
0.5
1.0
1.5
2.0
2.5
0.01
0
200
400
600
800
1000
1200 1400 1600
V
F
Instantaneous Voltage (V)
V
R
Reverse Voltage (V)
Fig. 5 – Typical Capacitance
1000
450
Fig. 6 – Typical Reverse
Recovery Time
t
rr
, Reverse Recovery Time (ns)
400
350
300
250
200
di/dt = 100A/µs
150
100
50
0
di/dt = 50A/µs
Junction Capacitance (pF)
100
10
1
0.1
1
10
100
0
2
4
6
8
10
12
V
R,
Reverse Voltage (V)
Document Number 88551
30-Jul-02
I
F,
Forward Current (A)
www.vishay.com
3
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