A7987 Overview
The A7987 is a step-down monolithic switching regulator that can deliver up to 3 A DC. The adjustable output voltage ranges from 0.8 V to VIN. The wide input voltage range and the almost 100% duty cycle capability meet the fail-safe specifications for automotive systems.
A7987 Key Features
- 3 A DC output current
- 4.5 V to 61 V operating input voltage
- Adjustable fsw (250 kHz to 1.5 MHz)
- Output voltage adjustable from 0.8 V to VIN
- Synchronization
- Adjustable soft-start time
- Adjustable current limitation
- VBIAS improves efficiency at light load
- PGOOD open collector output
- Digital frequency fold-back in short-circuit
A7987 Applications
- Designed for 24 V automotive battery systems