Multi-Channel (3) PMIC for Automotive Applications - 3 LVBUCK, Fit for ASIL-B/D Safety Level
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- Preproduction
- This page contains information on a preproduction product. Specifications and information herein are subject to change without notice. For additional information contact support or your sales representative.
The PF5123 is NXP’s multi-channel PMIC device designed to be used for automotive safety application and industrial application. The PF5123 is also highly configurable making it a great companion and fit for various system level power requirements.
Integrated voltage monitoring circuits ensure compliance with ISO 26262 standard and functional safety ASIL B / ASIL D level. The PF5123 is also available as a standard nonsafety device for applications that don’t require the ISO26262 compliance.
The PF5123 is suitable for applications requiring multipower supply, including infotainment, ADAS, vision and RADAR as a companion to another NXP PMIC and SBC like the FS8x family.
Product Details
Block Diagram
Features
Key Features
- Three LVBUCK converters up to 3.5 A
- 28-pin 4.5 x 4.5 FC-QFN package
- MCU supported for general PMIC, PoL
- I2C interface and input control
System Features
- One-time programmable (OTP) memory for flexible device configuration
- High speed I2C interface (3.4 MHz)
- PGOOD monitoring circuits
- External clock synchronization
- Frequency spread spectrum
- Multi PMIC synchronization bus
- Output Current (A) 3.5
- 3 buck regulators
- No LDO applicable
Monitoring Circuits to fit ASIL D Safety Level
- Independent circuits to fit ASIL D safety level
- Voltage monitoring with programmable fault protection
- Watchdog (Simple window and Q&A window)
- I2C CRC and write protection mechanism
- Analog built-in self-test (ABIST)
- Logic build-in self-test (LBIST)
Programmability
- Supplies, sequencing and specific functions can be programmed by one time programmable (OTP) memory
- During development phase, customized OTP part can be programmed using the evaluation board
- Custom OTP can be provided for production. Please contact your NXP sales channel (NXP or your distributor)
- Custom OTP can be created using the GUI tool