AP1513

Document number: DS31053 Rev. 5 - 2

3 of 9

www.diodes.com

December 2017

© Diodes Incorporated

AP1513

Recommended Operating Conditions

Symbol

Parameter

Min

Max

Unit

VIN

Input Voltage

3.6

18

V

IOUT

Output Current

0

2

A

TA

Operating Ambient Temperature

-20

+85

°C

Electrical Characteristics (VIN = 12V, TA = +25°C, unless otherwise specified.)

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

VFB

Feedback Voltage

IOUT = 0.1A

0.784

0.8

0.816

V

IFB

Feedback Bias Current

IOUT = 0.1A

—

0.1

0.5

µA

ISW

Switch Current

—

2.5

—

—

A

ISSS

Current Consumption During Power

Off

VEN = 0V

—

10

—

µA

∆VOUT

/VOUT

Line Regulation

VIN = 5V to 18V

—

1

2

%

∆VOUT

/VOUT

Load Regulation

IOUT = 0.1 to 2A

—

0.2

0.5

%

fOSC

Oscillation Frequency

Measure waveform at Output pin

240

300

400

kHz

fOSC1

Frequency of Current Limit or Short

Circuit Protect

Measure waveform at Output pin

10

—

—

kHz

VSH

EN Pin Input Voltage

Evaluate oscillation at Output pin

2.0

—

—

V

VSL

Evaluate oscillation stop at Output pin

—

—

0.8

ISH

EN Pin Input Leakage Current

—

—

20

—

µA

ISL

—

—

-10

—

µA

IOCSET

OCSET Pin Bias Current

—

75

90

105

µA

tSS

Soft-Start Time

—

0.3

2

5

ms

RDSON

Internal MOSFET RDSON

VIN = 5V, VFB = 0V

—

110

150

m

Ω

VIN = 12V, VFB = 0V

—

70

100

EFFI

Efficiency

VIN = 12V, VOUT = 5V

IOUT = 2A

—

92

—

%

θJA

Thermal Resistance Junction-to-

Ambient

SO-8 (Note 4)

—

134

—

°C/W

θJC

Thermal Resistance Junction-to-Case SO-8 (Note 4)

—

22

—

°C/W

Note:

4. Test conditions: Device mounted on FR-4 PCB, 2"*2", 2oz copper minimum recommended pad layout, single-sided, PC boards.