Nisshinbo R5117x Power Management ICs

Nisshinbo R5117x Power Management ICs contain an LDO regulator, a SENSE voltage detector, and a battery voltage detector in a single chip. The R5117x Power Management ICs with a battery voltage detector are designed for automotive applications.

The power management ICs can be used in a high-temperature environment, with a maximum operating temperature of +105°C for consumer applications and +125°C for industrial and automotive applications. The R5117x is characterized to -50°C for industrial applications and operates in a wide temperature range from low to high temperature.

Nisshinbo R5117x Power Management ICs feature an input voltage range from 3.5V to 42V, a typical supply current of 35µA, and an output voltage range of 3.3V to 5.0V. The R5117x offers a reduction of components, an early warning of input voltage drop, and improved functional safety.

Features

3.5V to 42V (50V) maximum input voltage range
35µA typical supply current
Voltage regulator (VR)
- 3.3V to 5V output voltage range
- -1.25% to 0.75%(-40°C ≤ T_a≤ 125°C) output voltage accuracy
- 500mA output current
- Protection
  - Detection temperature typical 175°C thermal shutdown
  - 750mA typical output current
  - 105mA typical output short-circuit

SENSE voltage detector (SVD)
- 2.5V to 5.0V (in 0.01V step) detector threshold
- -1.25% to 0.75%(-40°C ≤ T_a≤ +125°C) detector threshold accuracy
- 0.7% maximum release hysteresis
Battery voltage detector (BVD)
- 3.5V to 12.0V (in 0.1V step) detector threshold
- -2.0% to 1.0% (-40°C ≤ T_a≤ +125°C) detector threshold accuracy
- 5.0% maximum release hysteresis

Applications

Power supply systems with microprocessor devices for in-vehicle electrical equipment
Power supply systems for electronic control units
- EV inverters
- Battery charge control units