ACT8712QLCHA-T View Datasheet(PDF) - Active-Semi, Inc

Part Name

Description

MFG CO.

ACT8712QLCHA-T

Four Channel Integrated Power Management IC for Handheld Portable Equipment

Active-Semi, Inc 

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ACT8712

Rev0, 25-Feb-08

SYSTEM MANAGEMENT

TYPICAL PERFORMANCE CHARACTERISTICS

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

Oscillator Frequency vs. Temperature

1.71

1.68

1.65

1.62

1.59

1.56

1.53

1.50

-40

-20

0

20

40

60

85

Temperature (°C)

VSYS Current vs. Temperature

3

ON1 = ON2 = GA

VVSYS = 4.2V

2

VVSYS = 3.6V

1

VVSYS = 3.2V

0

-40

-20

0

20

40

60

85

Temperature (°C)

Startup Sequence

CH1

CH2

CH3

CH4

CH1: VnMSTR, 5V/div

CH2: VnRSTO, 2V/div

CH3: VON1, 5V/div

CH4: VOUT1, 2V/div

TIME: 100ms/div

Shutdown Sequence

CH1

CH2

CH3

CH4

CH1: VnMSTR, 5V/div

CH2: VnRSTO, 2V/div

CH3: VON1, 5V/div

CH4: VOUT1, 2V/div

TIME: 100ms/div

Innovative Products. Active Solutions.

ActivePMUTM is a trademark of Active-Semi.

I2CTM is a trademark of Philips Electronics.

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Copyright © 2008 Active-Semi, Inc.

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