ACT8810 データシートの表示（PDF） - Active-Semi, Inc

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ACT8810

Eight Channel ActivePath™ Power Management IC

Active-Semi, Inc 

ACT8810

Rev 9, 15-Nov-12

STEP-DOWN DC/DC CONVERTERS

ELECTRICAL CHARACTERISTICS (REG2)

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

PARAMETER

TEST CONDITIONS

VP2 Operating Voltage Range

VP2 UVLO Threshold

Input Voltage Rising

VP2 UVLO Hysteresis

Input Voltage Falling

Quiescent Supply Current

Shutdown Supply Current

REG2 Disabled, VVP2 = 4.2V

VNOM2 < 1.5V, IOUT2 = 10mA

Output Voltage Regulation Accuracy

VNOM2 ≥ 1.5V, IOUT2 = 10mA

Line Regulation

VVP2 = Max(VNOM2 + 1V, 3.2V) to 5.5V

Load Regulation

IOUT2 = 10mA to 1.0A

Current Limit

Oscillator Frequency

PMOS On-Resistance

NMOS On-Resistance

SW2 Leakage Current

Power Good Threshold

VOUT2 ≥ 20% of VNOM2

VOUT2 = 0V

ISW2 = -100mA

ISW2 = 100mA

VVP2 = 5.5V, VSW2 = 5.5V or 0V

Minimum On-Time

MIN

2.9

2.7

-2.1%

-1.5%

1.15

1.35

TYP

2.8

85

130

0.1

VNOM2

VNOM2

0.15

0.0017

1.45

1.6

540

0.25

0.17

94

60

MAX

5.5

2.9

200

1

+2.1%

+1.5%

1.85

0.38

0.26

1

UNIT

V

V

mV

µA

µA

V

%/V

%/mA

A

MHz

kHz

Ω

Ω

µA

%VNOM2

ns

: VNOM2 refers to the nominal output voltage level for VOUT2 as defined by the Ordering Information section.

Innovative PowerTM

ActivePMUTM and ActivePathTM are trademarks of Active-Semi.

I2CTM is a trademark of NXP.

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www.active-semi.com

Copyright © 2012 Active-Semi, Inc.

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