AAT3170_08 datasheet(7/15 Pages) ANALOGICTECH

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AAT3170

High Current LED Flash Driver Charge Pump IC

ChargePumpTM

PRODUCT DATASHEET

3170.2007.11.1.2

www .analogictech.com

AAT3170

High Current LED Flash Driver Charge Pump IC

ChargePumpTM

PRODUCT DATASHEET

3170.2007.11.1.2

www .analogictech.com

Typical Characteristics

VIN = 3.6V, CIN = 4.7μF, COUT = 2.2μF, C1 = C2 = 1μF, TA = 25°C, unless otherwise noted.

Flash Timer Duration

(CT = 0.1µF; Data = 16)

Supply Voltage (V)

100

120

140

2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5

-40°C

25°C

85°C

EN/SET Latch Timeout vs. Supply Voltage

Supply Voltage (V)

100

150

200

250

300

350

2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5

-40°C

25°C

85°C

EN/SET Off Timeout vs. Supply Voltage

Supply Voltage (V)

100

150

200

250

300

350

2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5

-40°C

25°C

85°C

EN/SET High Threshold Voltage

vs. Supply Voltage and Temperature

Supply Voltage (V)

0.4

0.5

0.6

0.7

0.8

0.9

1.0

2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5

-40°C

25°C

85°C

EN/SET Low Threshold Voltage

vs. Supply Voltage and Temperature

Supply Voltage (V)

0.4

0.5

0.6

0.7

0.8

0.9

1.0

2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5

-40°C

25°C

85°C

AAT3170 Datenblatt(PDF) 7 Page - Advanced Analogic Technologies

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