January 2008

Rev 7

1/11

11

BU941ZP

BU941ZPFI

High voltage ignition coil driver NPN power Darlington transistors

Features

easy mounting

Applications

Description

The devices are bipolar Darlington transistors

manufactured using Multi-Epitaxial Planar

technology. They have been properly designed to

be used in Automotive environment as electronic

ignition power actuators.

Figure 1.

Internal schematic diagram

1

2

3

TO-247

TO-3PF

Table 1.

Device summary

Order code

Marking

Packages

Packaging

BU941ZP

BU941ZP

TO-247

Tube

BU941ZPFI

BU941ZPFI

TO-3PF

Tube

www.st.com