C5914 PDF – 1500V, 12A, NPN Transistor – Panasonic

This post explains for the transistor.

The Part Number is C5914, 2SC5914.

The function of this semiconductor is 1500V, 12A, NPN Transistor.

The package is TO-3E Type

Manufacturer: Panasonic

Preview images :

C5914 pinout datasheet


The C5914 is 1500V, 12A, NPN Transistor.

A silicon NPN triple diffusion planar type transistor refers to a specific type of NPN (Negative-Positive-Negative) bipolar junction transistor (BJT) constructed using silicon material and triple diffusion planar fabrication techniques. It is a three-terminal semiconductor device commonly used for amplification and switching applications in electronic circuits.

1. NPN BJT: The transistor consists of an N-type emitter, a P-type base, and an N-type collector. It operates by controlling the current flow between the collector and emitter terminals through the application of a voltage at the base terminal.

2. Silicon Planar Technology: The transistor is constructed using silicon material and planar fabrication techniques. Planar technology involves the creation of multiple layers of semiconductors, insulators, and conductors on a flat surface, resulting in improved performance and manufacturability.

3. Triple Diffusion Process: The triple diffusion process refers to the creation of multiple doped regions through successive diffusion steps in the semiconductor material. This process allows for precise control over the doping concentrations and locations, enhancing the performance characteristics of the transistor.


C5914 transistor

Absolute maximum ratings ( Ta=25°C )

1. Collector to Base Voltage: Vcbo = 1500 V
2. Collector to Emitter Voltage: Vceo = 1500 V
3. Emitter to Base Voltage: Vebo = 600 V
4. Collector Current: Ic = 12 A
5. Collector Dissipation: Pc = 3 W
6. Junction Temperature: Tj = 150°C
7. Storage Temperature: Tsg = -55 ~ +150°C


1. Horizontal deflection output for TV, CRT monitor

C5914 Datasheet