MMPF0200Z datasheet(44/118 Pages) NXP

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Analog Integrated Circuit Device Data



Freescale Semiconductor

PF0200Z

Functional Block Requirements and Behaviors

Power Generation

SW1A/B Specifications

Table 47. SW1A/B Electrical Characteristics

All parameters are specified at TA = -40 to 85 °C, VIN = VINSW1x = 3.6 V, VSW1AB = 1.2 V, ISW1AB = 100 mA,

SW1AB_PWRSTG[2:0] = [111], typical external component values, fSW1AB = 2.0 MHz, unless otherwise noted. Typical values

are characterized at VIN = VINSW1x = 3.6 V, VSW1AV = 1.2 V, ISW1AB = 100 mA, SW1AB_PWRSTG[2:0] = [111], and 25 °C,

unless otherwise noted.

Parameter

Symbol

Min

Typ

Max

Unit

SW1A/B (SINGLE PHASE)

Operating Input Voltage

VINSW1A

VINSW1B

2.8

–

4.5

Nominal Output Voltage

VSW1AB

–

Table 39

–V

Output Voltage Accuracy

• PWM, APS, 2.8 V < VIN < 4.5 V, 0 < ISW1AB < 2.5 A

0.625 V

 VSW1AB  1.450 V

1.475 V

 VSW1AB  1.875 V

• PFM, steady state, 2.8 V < VIN < 4.5 V, 0 < ISW1AB < 150 mA

0.625 V < VSW1AB < 0.675 V

0.7 V < VSW1AB < 0.85 V

0.875 V < VSW1AB < 1.875 V

VSW1ABACC

-25

-3.0%

-65

-45

-3.0%

–

3.0%

Rated Output Load Current, (38)

2.8 V < VIN < 4.5 V, 0.625 V < VSW1AB < 1.875 V

ISW1AB

–

2500

Current Limiter Peak Current Detection (38)

• SW1A/B Single Phase (current through inductor)

SW1ABILIM = 0

SW1ABILIM = 1

ISW1ABLIM

4.5

3.3

6.5

4.9

8.5

6.4

Start-up Overshoot

ISW1AB = 0.0 mA

DVS clk = 25 mV/4

s, VIN = VINSW1x = 4.5 V, VSW1AB = 1.875 V

VSW1ABOSH

––

Turn-on Time

Enable to 90% of end value

ISW1AB = 0.0 mA

DVS clk = 25 mV/4

s, VIN = VINSW1x = 4.5 V, VSW1AB = 1.875 V

tONSW1AB

–

500

µs

Switching Frequency

SW1ABFREQ[1:0] = 00

SW1ABFREQ[1:0] = 01

SW1ABFREQ[1:0] = 10

fSW1AB

–

1.0

2.0

4.0

–

MHz

Efficiency (Single Phase)

•VIN = 3.6 V, fSW1AB = 2.0 MHz, LSW1AB = 1.0 H

PFM, 0.9 V, 1.0 mA

PFM, 1.2 V, 50 mA

APS, PWM, 1.2 V, 500 mA

APS, PWM, 1.2 V, 750 mA

APS, PWM, 1.2 V, 1250 mA

APS, PWM, 1.2 V, 2500 mA

SW1AB

–

Output Ripple

VSW1AB

–10–

Line Regulation (APS, PWM)

VSW1ABLIR

––

DC Load Regulation (APS, PWM)

VSW1ABLOR

––

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