33291 Overview
Freescale Semiconductor Technical Data Document Number: 4.0, 10/2006 Eight-Output Switch with Serial Peripheral Interface I/O The 33291 device is an eight-output, low-side power switch with 8bit serial input control. The 33291 is a versatile circuit designed for automotive applications, but is well suited for other environments.
33291 Key Features
- Designed to Operate Over Wide Supply Voltages of 5.5 V to 26.5 V
- Interfaces to Microprocessor Using 8-Bit SPI I/O Protocol up to 3.0 MHz
- 1.0 A Peak Current Outputs with Maximum RDS(ON) of 1.6 Ω at TJ 150°C
- Outputs Current-Limited to Acmodate In-Rush Currents Associated with Switching Incandescent Loads
- Output Voltages Clamped to 53 V During Inductive Switching
- Maximum Sleep Current (IPWR) of 25 µA
- Maximum of 4.0 mA IDD During Operation
- Pb-Free Packaging Designated by Suffix Code EG
- Short Circuit Detect
33291 Applications
- Designed to Operate Over Wide Supply Voltages of 5.5 V to 26.5 V
- Interfaces to Microprocessor Using 8-Bit SPI I/O Protocol up to 3.0 MHz
- 1.0 A Peak Current Outputs with Maximum RDS(ON) of 1.6 Ω at TJ 150°C
- Outputs Current-Limited to Acmodate In-Rush Currents Associated with Switching Incandescent Loads
- Output Voltages Clamped to 53 V During Inductive Switching