AP65355

Document number: DS37875 Rev. 2 - 2

5 of 15

www.diodes.com

May 2017

© Diodes Incorporated

AP65355

Symbol

Parameter

Condition

Min

Typ

Max

Unit

SUPPLY VOLTAGE (VIN PIN)

Input Voltage

—

4.5

—

18

V

Quiescent Current

—

0.6

0.75

mA

Shutdown Supply Current

—

0.1

1

μA

UNDER VOLTAGE LOCKOUT

UVLO Threshold

3.6

3.85

4.1

V

UVLO Hysteresis

0.16

0.35

0.47

V

ENABLE (EN PIN)

EN High-level Input Voltage

—

1.25

—

18

V

EN Low-level Input Voltage

—

—

—

0.85

V

VOLTAGE REFERENCE (FB PIN)

Feedback Voltage (Note 8)

+85°C, CCM

0.753

0.765

0.777

V

Feedback Bias Current

-0.1

0

0.1

μA

VREG5 OUTPUT

Voltage

VREG5 Output Voltage

4.8

5.1

5.4

V

—

Source Current Capability

—

100

—

mA

—

Load Regulation

—

—

100

mV

—

Line Regulation

—

—

20

mV

MOSFET

High-side Switch On-resistance

—

—

90

—

m

Ω

Low-side Switch On-resistance

—

—

57

—

m

Ω

CURRENT LIMIT

Valley Current Limit (Note 8)

L =

3.3

4.5

5.5

A

ON-TIME TIMER

On Time

—

150

—

ns

Minimum Off Time

—

260

310

ns

THERMAL SHUTDOWN

Thermal Shutdown

—

—

150

—

°C

Thermal Shutdown Hysteresis

—

—

25

—

°C

SOFT START (SS PIN)

Soft-start Source Current

4.2

6.0

7.8

μA

Soft-start Discharge Current

0.1

0.2

—

mA

POWER GOOD

—

PG Threshold

85

90

95

%

—

PG Threshold

—

85

—

—

PG Sink Current

PG = 0.5V

—

5

—

mA

Note:

8. Compliance to the datasheet limits is assured by one or more methods: production test, characterization, and/or design.