NCV8881 Description
NCV8881 Buck Regulator Automotive, Watchdog 1.5 A The NCV8881 consists of a Buck switching regulator (SMPS) with a bination SMPS output undervoltage monitor and CPU watchdog circuit. In addition, two fixed−voltage low dropout regulator outputs are provided, and share an LDO output voltage status output. Once enabled, regulator operation continues until the Watchdog signal is no longer present.
NCV8881 Key Features
- 1.5 A Switching Regulator (internal power switch)
- 100 mA, 5 V LDO Output
- 40 mA, 8.5 V LDO Output
- Operating Range 5 V to 19 V
- Programmable SMPS Frequency
- SMPS can be Synchronized to an External Clock
- Programmable SMPS Output Voltage Down to 0.8 V
- $2% Reference Voltage Tolerance
- Internal SMPS Soft-Start
- Voltage-mode SMPS Control