MMPF0100Z datasheet(47/128 Pages) NXP

47 / 128 page

NXP Semiconductors

PF0100Z

FUNCTIONAL BLOCK REQUIREMENTS AND BEHAVIORS

SW1A/B (single/dual phase) (continued)

VSW1ABLOR

DC load regulation (APS, PWM)

–

VSW1ABLOTR

Transient load regulation

• Transient load = 0 A to 1.25 A, di/dt = 100 mA/

μs

Overshoot

Undershoot

–

ISW1ABQ

Quiescent current

PFM mode

APS mode

–

235

–

µA

RONSW1AP

SW1A P-MOSFET RDS(on)

VINSW1A = 3.3 V

–

215

245

RONSW1AN

SW1A N-MOSFET RDS(on)

VINSW1A = 3.3 V

–

258

326

ISW1APQ

SW1A P-MOSFET leakage current

VINSW1A = 4.5 V

––

7.5

µA

ISW1ANQ

SW1A N-MOSFET leakage current

VINSW1A = 4.5 V

––

2.5

µA

RONSW1BP

SW1B P-MOSFET RDS(on)

VINSW1B = 3.3 V

–

215

245

RONSW1BN

SW1B N-MOSFET RDS(on)

VINSW1B = 3.3 V

–

258

326

ISW1BPQ

SW1B P-MOSFET leakage current

VINSW1B = 4.5 V

––

7.5

µA

ISW1BNQ

SW1B N-MOSFET leakage current

VINSW1B = 4.5 V

––

2.5

µA

RSW1ABDIS

Discharge Resistance

–

600

–

SW1C (independent)

VINSW1C

Operating input voltage

2.8

–

4.5

VSW1C

Nominal output voltage

–

Table 40

–V

VSW1CACC

Output voltage accuracy

• PWM, APS, 2.8 V < VIN < 4.5 V, 0 < ISW1C < 2.0 A

0.625 V

≤ VSW1C ≤ 1.450 V

1.475 V

≤ VSW1C ≤ 1.875 V

• PFM, steady state 2.8 V < VIN < 4.5 V, 0 < ISW1C < 50 mA

0.625 V < VSW1C < 0.675 V

0.7 V < VSW1C < 0.85 V

0.875 V < VSW1C < 1.875 V

-25

-3.0%

-65

-45

-3.0%

–

3.0%

ISW1C

Rated output load current

2.8 V < VIN < 4.5 V, 0.625 V < VSW1C < 1.875 V

–

2000

ISW1CLIM

Current limiter peak current detection

• Current through inductor

SW1CILIM = 0

SW1CILIM = 1

2.6(42)

1.95

4.0

3.0

5.2

3.9

Table 53. SW1A/B/C electrical characteristics (continued)

All parameters are specified at PF0100Z TA = -40 °C to 85 °C, PF0100AZ TA = -40 °C to 105 °C, VIN = VINSW1x = 3.6 V, VSW1x = 1.2 V,

ISW1x = 100 mA, SW1x_PWRSTG[2:0] = [111], typical external component values, fSW1x = 2.0 MHz, unless otherwise noted. Typical

values are characterized at VIN = VINSW1x = 3.6 V, VSW1x = 1.2 V, ISW1x = 100 mA, SW1x_PWRSTG[2:0] = [111], and 25 °C, unless

otherwise noted.

Symbol

Parameter

Min.

Typ.

Max.

Unit

Notes

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