BUK3F00-50WDXX Datasheet, PDF (1/52 Pages) NXP Semiconductors – Controller for TrenchPLUS FETs

BUK3F00-50WDxx
Controller for TrenchPLUS FETs
Rev. 04 — 4 September 2008
Product data sheet
1. Introduction
This data sheet describes a family of integrated circuits which provide direct digital control
of multiple power switches (TrenchPLUS FETs) for use in automotive applications, and
which are available in various configurations.
2. General description
Eight channel high-side switch controller in a leaded plastic quad flat package, with digital
control and diagnostics, and load current measurement.
Specific configurations are denoted by the last 2 letters in the type number.
3. Features
I Standby mode with very low power consumption
I Programmable drain current tripping
I Serial Peripheral Interface (SPI) communications
I Outputs controllable via SPI-bus or direct input
I Diagnostic status reporting via SPI-bus
I Analog and digital drain current measurement
I Watchdog for invalid commands or inactive SPI, with programmable time-out
I Programmable interrupt generator
I Overtemperature protection
I Pulse-width modulation with programmable frequency and duty cycle
I ESD protection on all pins
I Protection for battery transient overvoltage and reversed polarity battery connection
I Open-circuit detection
I Configurable fail-safe channel control options
4. Applications
I Automotive applications such as DC and pulse-width modulation control in body
control clusters, etc.