Typical applications circuit, Pin descriptions, Enable active high – Diodes AP2301/AP2311 User Manual
Page 2
AP2301/AP2311
Document number: DS32241 Rev. 5 - 2
2 of 18
February 2014
© Diodes Incorporated
AP2301/AP2311
Typical Applications Circuit
0.1uF
IN
GND
EN
OUT
ON
120uF
Power Supply
2.7V to 5.5V
0.1uF
OFF
FLG
Load
10k
Enable Active High
Available Options
Part Number
Channel
Enable Pin (EN)
Recommended Maximum
Continuous Load Current (A)
Typical Current
Limit (A)
Package
AP2301 1 Active
Low
2A 2.5A
SO-8
MSOP-8
MSOP-8EP
U-DFN3030-8
U-DFN2020-6
AP2311 1 Active
High
Pin Descriptions
Pin
Name
Pin Number
Function
SO-8,
MSOP-8
MSOP-8EP,
U-DFN3030-8
U-DFN2020-6
GND 1 1
2
Ground
IN
2, 3
2, 3
1
Voltage Input Pin; Connect a 0.1µF or larger ceramic capacitor from IN to GND as
close as possible. (all IN pins must be tied together externally)
EN
4
4
3
Enable input, active low (AP2301) or active high (AP2311)
FLG 5 5
4
Over-temperature and over-current fault reporting with 7ms deglitch; active low open-
drain output. FLG is disabled for 7ms after turn-on.
OUT
6, 7
6, 7
5
Voltage Output Pin All OUT pins must be tied together externally.
NC
8 8
6 NC:
No Internal Connection; recommend tie to OUT pins
Exposed
Pad
—
Exposed
Pad
Exposed
Pad
Exposed pad.
It should be externally connected to GND and thermal mass for enhanced thermal
impedance. It should not be used as electrical ground conduction path.