AP2181/ AP2191

Document number: DS31563 Rev. 7 - 2

8 of 17

www.diodes.com

March 2013

© Diodes Incorporated

AP2181/ AP2191

Supply Current, Output Enabled vs Ambient Temperature

27

32

37

42

47

52

-60

-40

-20

0

20

40

60

80

100

Ambient Temperature (°C)

Supply Current, Output Disabled vs Ambient Temperature

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

-60

-40

-20

0

20

40

60

80

100

Ambient Temperature (°C)

Static Drain-Source On-State Resistance vs Ambient

Temperature

80

90

100

110

120

130

140

150

160

170

180

-60

-40

-20

0

20

40

60

80

100

Ambient Temperature (°C)

Short-Circuit Output Current vs Ambient Temperature

2.00

2.10

2.20

2.30

2.40

2.50

2.60

-60

-40

-20

0

20

40

60

80

100

Ambient Temperature (°C)

Undervoltage Lockout vs Ambient Temperature

1.90

1.95

2.00

2.05

2.10

2.15

-60

-40

-20

0

20

40

60

80

100

Ambient Temperature (°C)

Threshold Trip Current vs Input Voltage

3.08

3.10

3.12

3.14

3.16

3.18

3.20

3.22

3.24

2.83.3

3.84.3

4.85.3

Input Voltage (V)

UVLO Falling

UVLO Rising

Vin = 2.7V

Vin = 3.3V

Vin = 5V

Vin = 2.7V

Vin = 3.3V

Vin = 5.0V

Vin = 5.5V

TA = +25°C

CL = 68µF

CL = 100uF

Vin = 2.7V

Vin = 5.0V

Vin = 3.3V

Vin = 5.5V

Vin = 5.0V

Vin = 5.5V

Vin = 3.3V

Vin = 2.7V