MC33879 Overview
Freescale Semiconductor, Inc. MOTOROLA SEMICONDUCTOR TECHNICAL DATA Document order number: MC33879 Rev 4.0, 01/2005 Advance Information Configurable Octal Serial Switch with Open Load Detect Current Disable The 33879 device is an 8-output hardware-configurable, high-side/low-side switch with 16-bit serial input control.
MC33879 Key Features
- Designed to Operate 5.5 V < VPWR < 26.5 V
- 16-Bit SPI for Control and Fault Reporting, 3.3 V/5.0 V patible
- Outputs Are Current Limited (0.6 A to 1.2 A) to Drive Incandescent Lamps
- Output Voltage Clamp, +45 V (Low Side) and -20 V (High Side) During Inductive Switching
- On/Off Control of Open Load Detect Current (LED Application)
- Internal Reverse Battery Protection on VPWR
- Loss of Ground or Supply Will Not Energize Loads or Damage IC
- Maximum 5.0 µA IPWR Standby Current at 13 V VPWR
- RDS(ON) of 0.75 Ω at 25°C Typical
- Short Circuit Detect and Current Limit with Automatic Retry
MC33879 Applications
- Designed to Operate 5.5 V < VPWR < 26.5 V
- 16-Bit SPI for Control and Fault Reporting, 3.3 V/5.0 V patible
- Outputs Are Current Limited (0.6 A to 1.2 A) to Drive Incandescent Lamps
