C4257 Datasheet PDF – 1200V, 30mA, NPN Transistor – Sanyo

Part Number : C4257

Function : 30mA, 1200V, NPN Triple Diffused Planar Silicon Transistor

Package : TO-220AB Type

Manufacturers : SANYO ( Panasonic )

Pinouts :

C4257 datasheet

 

Description :

1. High breakdown voltage.
2. Small Cob.
3. Wide ASO.
4. High reliability (Adoption of HVP process).

Absolute Maximum Ratings at Ta = 25°C

1. Collector-to-Base Voltage : VCBO = 1500 V
2. Collector-to-Emitter Voltage : VCEO = 1200 V
3. Emitter-to-Base Voltage : VEBO = 5 V
4. Collector Current : IC = 30 mA
5. Collector Current (Pulse) : ICP = 100 mA
6. Collector Dissipation : PC = 1.75 W

Applications

1. High-Voltage Amplifier
2. High-Voltage Switching

Other data sheets within the file : 2SC4257

 

C4257 Datasheet PDF Download


C4257 pdf

BC140 Datasheet PDF – 40V, 1A, Power NPN Transistor

Part Number : BC140

Function : 1A, 40V, NPN Medium Power Transistor

Package : TO-39 Metal Case Type

Manufacturers : STMicroelectronics

Pinouts :

BC140 datasheet

 

Description :

The BC140 and BC141 are silicon planar epitaxial NPN transistors in TO-39 metal case. They are particularly designed for audio amplifiers and switching applications up to 1A. The complementary PNP types are the BC160 and BC161.

Absolute maximum ratings

1. Collector-base Voltage : Vcbo = 80 V
2. Collector-emitter Voltage : Vceo = 40 V
3. Emitter-base Voltage : Vebo = 7 V
4. Collector Current : Ic = 1 A
5. Base Current : Ib = 0.1 A

 

Other data sheets within the file : C140, BC141

BC140 Datasheet PDF Download

BC140 pdf