AAT3190(2004) View Datasheet(PDF) - Analog Technology Inc

Part Name

Description

MFG CO.

AAT3190
(Rev.:2004)

Positive/Negative Charge Pump for Voltage Bias

Analog Technology Inc 

AAT3190

Positive/Negative Charge Pump for Voltage Bias

Typical Characteristics

Quiescent Current vs. Temperature

350

VFBP = 1.5V

330 VFBN = -0.2V

310

290

270

250

-40

-15

10

35

60

85

Temperature (°C)

Switching Frequency vs. Temperature

1000

950

900

850

800

-40

-15

10

35

60

85

Temperature (°C)

Reference Voltage vs. Temperature

1.22

1.21

1.2

1.19

1.18

-40

-15

10

35

60

85

Temperature (°C)

Maximum VOUT vs. VIN

IOUT = 5mA and 15mA

15

12.5

10

7.5

5

2.5

0

-2.5

-5

-7.5

-10

-12.5

-15

2.5

IOP = 5mA

IOP = 15mA

3

3.5

4

VIN (V)

ION = 15mA

ION = 5mA

4.5

5

5.5

Positive Output Voltage vs. Load Current

TA = 25°C

12.4

VIN = 5.0V

12.2

12

11.8

11.6

11.4

0

5

10

15

20

25

30

35

40

IPOS (mA)

Negative Output Voltage vs. Load Current

TA = 25°C

-6.5

-6.75

VIN = 5.0V

-7

-7.25

-7.5

-7.75

-8

0

10

20

30

40

INEG (mA)

3190.2004.05.0.91

5

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