Ap2281, Pin descriptions, Functional block diagram – Diodes AP2281 User Manual
Page 2
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AP2281
Document number: DS31359 Rev. 7 - 2
2 of 11
November 2013
© Diodes Incorporated
AP2281
Pin Descriptions
Pin Name
Pin Number
Function
SOT26 U-DFN2018-6
OUT
1 5,
6
Voltage output pin. This is the pin to the P-channel MOSFET drain connection. Bypass to ground
through a 0.1uF capacitor.
GND 2,
5
4
Ground.
EN
3
3
Enable input, active high
IN
4, 6
1, 2
Voltage input pin. This is the pin to the P-channel MOSFET source. Bypass to ground through a
1µF capacitor.
PAD
7
Thermal pad. Suggest connecting to ground plane to get better heat dissipation.
Options
Part Number
Slew Rate (typ)
Active Pull Down
Enable
AP2281-1 1ms
No Active
High
AP2281-3 100µs
Yes Active
High
Functional Block Diagram
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