AP7345D

Document number: DS41528 Rev. 1 - 2

2 of 15

www.diodes.com

December 2018

© Diodes Incorporated

AP7345D

Pin Descriptions

Pin Number

Pin Name

Function

GND

1, 4

Ground

VOUT1

2

Channel 1 Output Voltage pin

VOUT2

3

Channel 2 Output Voltage pin

EN2

5

Chanel 2 Enable pin. This pin should be driven either high or low and must not

be floating. Driving this pin high enables channel 2 output, while pulling it low

puts Chanel 2 regulator into shutdown mode.

VIN2

6

Channel 2 Input Voltage pin

VIN1

7

Channel 1 Input Voltage pin

EN1

8

Chanel 1 Enable pin. This pin should be driven either high or low and must not

be floating. Driving this pin high enables channel 1 output, while pulling it low

puts Chanel 1 regulator into shutdown mode.

—

Thermal PAD

In PCB layout, prefer to use large copper area to cover this pad for better

thermal dissipation, then connect this area to GND or leave it open. However do

not use it as GND electrode function alone.

Functional Block Diagram

Vref

R1_1

Current Limit

Error Amp.

R2_1

VOUT1

GND

VIN1

EN1

Vref

R1_2

Current Limit

Error Amp.

R2_2

VOUT2

EN2

VIN2