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ACT8810
(Rev.:2009)

Eight Channel ActivePath™ Power Management IC

Active-Semi, Inc 

Active-Semi

ACT8810

Rev 4, 01-Oct-09

STEP-DOWN DC/DC CONVERTERS

ELECTRICAL CHARACTERISTICS (REG3)

(VVSYS = 3.6V, TA = 25°C, unless otherwise specified.)

PARAMETER

TEST CONDITIONS

VP3 Operating Voltage Range

VP3 UVLO Threshold

Input Voltage Rising

VP3 UVLO Hysteresis

Input Voltage Falling

Quiescent Supply Current

Shutdown Supply Current

REG3 Disabled, VVP3 = 4.2V

VNOM3 < 1.5V, IOUT3 = 10mA

Output Voltage Regulation Accuracy

VNOM3 ≥ 1.5V, IOUT3 = 10mA

Line Regulation

VVP3 = Max(VNOM3 + 1V, 3.2V) to 5.5V

Load Regulation

IOUT3 = 10mA to 550mA

Current Limit

Oscillator Frequency

PMOS On-Resistance

NMOS On-Resistance

SW3 Leakage Current

VOUT3 ≥ 20% of VNOM3

VOUT3 = 0V

ISW3 = -100mA

ISW3 = 100mA

VVP3 = 5.5V, VSW3 = 5.5V or 0V

Power Good Threshold

Minimum On-Time

MIN

2.9

2.7

-2.1%

-1.5%

0.55

1.35

TYP

2.8

85

130

0.1

VNOM3

VNOM3

0.15

0.0017

0.7

1.6

540

0.46

0.3

94

60

MAX

5.5

2.9

200

1

+2.1%

+1.5%

1.85

0.69

0.45

1

UNIT

V

V

mV

µA

µA

V

%/V

%/mA

A

MHz

kHz

Ω

Ω

µA

%VNOM3

ns

: VNOM3 refers to the nominal output voltage level for VOUT3 as defined by the Ordering Information section.

Innovative PowerTM

ActivePMUTM and ActivePathTM are trademarks of Active-Semi.

I2CTM is a trademark of Philips Electronics.

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www.active-semi.com

Copyright © 2009 Active-Semi, Inc.

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