BYS459-1500, BYS459F-1500, BYS459B-1500
New Product
Vishay Semiconductors
formerly General Semiconductor
High Voltage Damper Diodes
Reverse Voltage 1500V
Forward Current 6.5A
Reverse Recovery Time 350ns
ITO-220AC (BYS459F)
0.188 (4.77)
0.172 (4.36)
0.405 (10.27)
0.383 (9.72)
0.110 (2.80)
0.100 (2.54)
TO-220AC (BYS459)
0.131 (3.39)
0.122 (3.08)
0.140 (3.56)
0.130 (3.30)
0.415 (10.54) MAX.
0.185 (4.70)
0.175 (4.44)
DIA.
DIA.
0.154 (3.91)
0.148 (3.74)
DIA.
0.370 (9.40)
0.360 (9.14)
0.055 (1.39)
0.045 (1.14)
0.676 (17.2)
0.646 (16.4)
0.600 (15.5)
0.580 (14.5)
0.113 (2.87)
0.103 (2.62)
0.350 (8.89)
0.330 (8.38)
0.145 (3.68)
0.135 (3.43)
PIN
1
2
0.603 (15.32)
0.573 (14.55)
0.191 (4.85)
0.171 (4.35)
0.410 (10.41)
0.390 (9.91)
0.350 (8.89)
0.330 (8.38)
0.635 (16.13)
0.625 (15.87)
0.110 (2.80)
0.100 (2.54)
0.560 (14.22)
0.530 (13.46)
PIN
0.060 (1.52)
PIN 1
1
2
1.148 (29.16)
1.118 (28.40)
0.160 (4.06)
0.140 (3.56)
0.110 (2.79)
0.100 (2.54)
PIN 2
0.560 (14.22)
0.037 (0.94)
0.027 (0.69)
0.022 (0.55)
0.014 (0.36)
PIN 1
PIN 2
0.530 (13.46)
0.205 (5.20)
0.195 (4.95)
CASE
0.105 (2.67)
TO-263AB (BYS459B)
0.037 (0.94)
0.027 (0.68)
0.095 (2.41)
0.022 (0.56)
0.014 (0.36)
0.205 (5.20)
0.195 (4.95)
0.190 (4.83)
0.160 (4.06)
0.411 (10.45)
0.380 (9.65)
0.055 (1.40)
0.045 (1.14)
0.245 (6.22)
MIN
Mounting Pad Layout TO-263AB
K
0.42
(10.66)
0.055 (1.40)
0.047 (1.19)
0.360 (9.14)
0.320 (8.13)
0.33
(8.38)
0.624 (15.85)
0.591 (15.00)
K
1
2
Dimensions in inches
and (millimeters)
0.63
(17.02)
0-0.01 (0-0.254)
0.110 (2.79)
0.090 (2.29)
0.027 (0.686)
0.037 (0.940)
0.021 (0.53)
0.014 (0.36)
PIN 1
PIN 2
K - HEATSINK
0.105 (2.67)
0.095 (2.41)
0.08
0.140 (3.56)
0.110 (2.79)
(2.032)
0.12
0.205 (5.20)
0.195 (4.95)
(3.05)
0.24
(6.096)
Features
Mechanical Data
• Plastic package has Underwriters Laboratories
Flammability Classification 94V-0
Case: JEDEC TO-220AC, ITO-220AC & TO-263AB
molded plastic body
• Ideally suited CRT horizontal deflection
• Fast reverse recovery time
Terminals: Plated leads, solderable per
MIL-STD-750, Method 2026
• Fast forward recovery time
Polarity: As marked
• High temperature soldering in accordance with CECC
802 / Reflow guaranteed
• Glass passivated chip junction
Mounting Position: Any
Mounting Torque: 10 in-lbs maximum
Weight: 0.08 oz., 2.24 g
Document Number 88550
25-Jul-02
www.vishay.com
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