Click to expand full text
Ordering number:EN3328
NPN Triple Diffused Planar Silicon Transistor
2SC4457
500V/4A Switching Regulator Applications
Features
· High breakdown voltage, high reliability. · Fast switching speed. · Wide ASO. · Adoption of MBIT process. · Micaless package facilitating mounting.
Package Dimensions
unit:mm 2039D
[2SC4457]
16.0 3.4
5.6 3.1
5.0 8.0 22.0
2.0
21.0 4.0
2.8 2.0
1.0
123
Specifications
Absolute Maximum Ratings at Ta = 25˚C
Parameter Collector-to-Base Voltage Collector-to-Emitter Voltage Emitter-to-Base Voltage Collector Current Collector Current (Pulse) Base Current Collector Dissipation
Symbol
VCBO VCEO VEBO
IC ICP IB PC
Junction Temperature Storage Temperature
Tj Tstg
Conditions
PW≤300µs, duty cycle≤10% Tc=25˚C
5.45
5.45
3.5 20.4
2.0
0.