S1854 PDF Datasheet – 150V, 50mA, Voltage Regulator

Part Number: S1854

Function: Silicon NPN Transistor

Package: TO-220AB Type

Manufacturer: Toshiba, ETC


S1854 pdf datasheet


The S1854 is a regulator driver for line operated TV, which are built up of error amplfier transistor, standard voltage zener diode and poly-silicon resistors on monolithic chip.


1. Possible to Eliminate the output voltage adjustment of regulator stage in line operated TV, combined with the usual power transistors.

2. Excellent temperature characteristics of regulated output voltage.

1 page
S1854 image

Absolute maximum ratings ( Ta=25°C )

1. Collector to Ground Voltage : Vcgo = 150 V

2. Collector to +B output Voltage: Vcbo = 150 V

3. +B Output to Ground Voltage : Vbgo = 120 V

4. Collector Current: Ic = 50 mA

5. Power dissipation : Pd = 1.5 W

6. Junction Temperature: Tj = 150°C

7. Storage Temperature : Tstg = -55 ~ +150°C

2 page

S1854 PDF Datasheet

Posts related to ‘ NPN Transistor

Part number Description
C4138 Vcbo=500V, NPN Transistor – Sanken
D1762 50V, NPN Transistor – Rohm
C828A 2SC828A, NPN Transistor – Toshiba
C4164 Vceo=400V, NPN Transistor – Sanyo
3DD127D 400V, 2.5A, 50W – NPN Transistor
C5302 Vcbo=1500V, NPN Transistor
C5508 3.3V, 35mA, NPN Transistor
2SC5027 800V, NPN Transistor – UTC
2SD1527 1000V, 0.5A, NPN Transistor
2SD2117 50V, 1.5A, NPN Transistor – Sanyo