MPF0900AMBA2ES datasheet(99/205 Pages) NXP

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NXP Semiconductors

PF09

Nine-channel power management IC with advanced system safety monitoring

All parameters are specified at TA = -40 °C to 125 °C, VSW1IN = VIN = UVDET to 5.5 V, VSW1FB = 3.3 V, ISW1 = 1 A, typical

external component values, fSW = 2.5 MHz, unless otherwise noted. Typical values are characterized at VSW1IN = 5.0 V,

VSW1FB = 3.3 V, ISW1 = 1000 mA, and Ta = 25 °C, unless otherwise noted.

Symbol

Description

Min

Typ

Max

Unit

• 1.5V ≤ VSW1FB ≤ 3.3V

VSW1RIPPLE

Output voltage ripple

• PWM mode

• Frequency Spread spectrum Disabled

–

ISW1

SW1 nominal current

3.5

–

ILIM1_SW1

SW1 current limit

• SW1_ILIM[1:0] = 01

2.8

4.0

ILIM2_SW1

SW1 current limit

• SW1_ILIM[1:0] = 10

3.8

5.0

ILIM3_SW1

SW1 current limit

• SW1_ILIM[1:0] = 00 or 11

4.75

ILIMN_SW1

Negative current limit

1.8

2.5

3.62

VSOS_SW1

Startup overshoot

• SW1_DVS[1:0] = 11 (15.6 mV/μs)

• VSW1IN = 5.0 V

• VSW1FB = 3.3 V

-25

tONMIN_SW1

Turn-on time

• From 10 % to 90 % of end value

• SW1_DVS[1:0] = 11 (15.6 mV/μs)

• VSW1IN = 5.0 V

• VSW1FB = 0.5 V

–

µs

tONMAX_SW1

Maximum turn-on time

• From 10 % to 90 % of end value

• SW1_DVS[1:0] = 00 (1.95 mV/μs)

• VSW1IN = 5.0 V

• VSW1FB = 3.3 V

–

1690

µs

ηSW1_PWM1

PWM efficiency at full load (see Table 12)

• VSW1IN = 5.0 V

• VSW1FB = 3.3 V

• fSW1 = 2.5 MHz

• TA = 25 °C

–

ηSW1_PWM2

PWM efficiency at 40% load

• VSW1IN = 5.0 V

• VSW1FB = 3.3 V

• fSW1 = 2.5 MHz

• TA = 25 °C

–

ηSW1_PWM3

PWM efficiency at full load (see Table 12)

• VSW1IN = 5.0 V

• VSW1FB = 0.8 V

• fSW1 = 2.5 MHz

• TA = 25 °C

–

Table 124. SW1 electrical characteristics...continued

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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