Datasheet4U Logo Datasheet4U.com

MC33981B - Single High-Side Switch

General Description

of the pins listed in the table below can be found in the Functional Description section located on page 12.

Key Features

  • The 33981 is suitable for loads with high in-rush current, as well as motors and all types of resistive and inductive loads. The 33981 is packaged in a 12 x 12 non-leaded power-enhanced Power QFN package with exposed tabs. Features.
  • Single 4.0 mΩ RDS(ON) Maximum High-Side Switch.
  • PWM Capability up to 60 kHz with Duty Cycle from 5% to 100%.
  • Very Low Standby Current.
  • Slew Rate Control with External Capacitor.
  • Overcurrent and Overtemperature Protection,.

📥 Download Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
MC33981 High-Frequency / High-Current / Self-Protected High-Side Switch Motorola
MC33982 Single Intelligent High-Current Self-Protected Silicon High-Side Switch Motorola
MC33984 Dual Intelligent High-current Self-protected Silicon High-side Switch NXP
MC33989 System Basis Chip Motorola
MC33989 System Basis Chip NXP

Other Datasheets by Freescale Semiconductor (now NXP Semiconductors)

Part Number Description
MC33982B Single Intelligent High-Current Self-Protected Silicon High-Side Switch
MC33984B Dual Intelligent High-Current Self Protected Silicon High-Side Switch
MC33901 High-speed CAN Transceiver
MC33912 LIN transceiver
MC33926 5.0A Throttle Control H-Bridge

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Freescale Semiconductor Advance Information Document Number: MC33981 Rev. 6.0, 5/2007 Single High-Side Switch (4.0 mΩ), PWM clock up to 60kHz The 33981 is a high-frequency, self-protected 4.0 mΩ RDS(ON) highside switch used to replace electromechanical relays, fuses, and discrete devices in power management applications. The 33981 can be controlled by Pulse-Width Modulation (PWM) with a frequency up to 60 kHz. It is designed for harsh environments, and it includes self-recovery features. The 33981 is suitable for loads with high in-rush current, as well as motors and all types of resistive and inductive loads. The 33981 is packaged in a 12 x 12 non-leaded power-enhanced Power QFN package with exposed tabs. Features • Single 4.