MPF0900AMBA2ES datasheet(14/205 Pages) NXP

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NXP Semiconductors

PF09

Nine-channel power management IC with advanced system safety monitoring

10 General product description

10.1 Features

• Up To five buck regulators with internal power stage

– SW1 single-phase operation, 0.5 V to 3.3 V @ 3.5 A with up to 1.5 % DC accuracy

– SW2 multi-phase operation, 0.3 V to 3.3 V @ 2.5 A with up to 1.5 % DC accuracy

– SW3 multi-phase operation, 0.3 V to 3.3 V @ 2.5 A with up to 1.5 % DC accuracy

– SW4 multi-phase operation, 0.3 V to 3.3 V @ 2.5 A with up to 1.5 % DC accuracy

– SW5 multi-phase operation, 0.3 V to 3.3 V @ 2.5 A with up to 1.5 % DC accuracy

– Programmable current limit

• Three low-dropout linear regulators.

– LDO1: LDO/load switch with output voltage from 0.75 V to 3.3 V @ 500 mA.

– LDO2 and LDO3: low-power LDO/load switch with output voltage from 0.65 V to 3.3 V @ 200 mA

• Ultra-low power always-on LDO supply

– Configurable output voltage: 1.8 V, 3.0 V or 3.3 V with up to 2 % DC accuracy

• Two external voltage monitoring inputs

– Dynamic monitoring voltage selection

– Selectable monitoring threshold with up to 1% monitoring accuracy

• Programmable I/O interface

• Advanced frequency management with frequency spread spectrum

• Multi-channel analog multiplexer for system voltage monitoring

• High-speed I2C interface with up to 3.4 MHz operation

• Advanced thermal monitoring and thermal shutdown protection

• Functional safety architecture to target up to ASIL D automotive applications

• Functional safety architecture to target up to SIL 2 industrial applications

• Multiple-time programmable (MTP) configuration

• 56-pin QFN package with exposed pad

• Automotive qualified by AEC-Q100 rev J up to Grade 1

10.2 Power tree summary

Regulator

Type

Input Supply

Output Range

Rated Current

SW1

Single-phase buck regulator

3.3 V to 5.5 V[1]

0.5 V to 3.3 V

3.5 A DC current

SW2

Multi-phase buck regulator

3.3 V to 5.5 V[1]

0.3 V to 3.3 V

2.5 A DC current

SW3

Multi-phase buck regulator

3.3 V to 5.5 V[1]

0.3 V to 3.3 V

2.5 A DC current

SW4

Multi-phase buck regulator

3.3 V to 5.5 V[1]

0.3 V to 3.3 V

2.5 A DC current

SW5

Multi-phase buck regulator

3.3 V to 5.5 V[1]

0.3 V to 3.3 V

2.5 A DC current

LDO1

LDO with load switch

1.8 V to 5.5 V

0.75 V to 3.3 V

500 mA

LDO2

LDO with load switch

1.8 V to 5.5 V

0.65 V to 3.3 V

200 mA

LDO3

LDO with load switch

1.8 V to 5.5 V

0.65 V to 3.3 V

200 mA

VAON

Always-on low-power LDO

2.7 V to 5.5 V

1.8 V, 3.0 V, 3.3 V

10 mA

Table 5. PF09 voltage regulator summary.

[1]

Input supply for switching regulators must be capable to sink current to avoid overvoltage condition during the power-down sequence of the device.

PF09

All information provided in this document is subject to legal disclaimers.

Product data sheet

Rev. 1.3 — 16 December 2025

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