AP2141_13 Datasheet, PDF (2/17 Pages) Diodes Incorporated – 0.5A SINGLE CHANNEL CURRENT-LIMITED POWER SWITCH

AP2141/ AP2151
Typical Applications Circuit
AP2151 Enable Active High
Power Supply
2.7V to 5.5V
IN
OUT
10k 10uF ^0.1uF
ON
OFF
FLG
EN _GND
Load
0.1uF
120uF
Available Options
Part Number
AP2141
AP2151
Channel
1
1
Enable Pin (EN)
Active Low
Active High
Current Limit (typical)
0.8A
0.8A
Recommended Maximum Continuous Load Current
0.5A
0.5A
Pin Descriptions
Pin
Name
GND
IN
EN
FLG
OUT
NC
Exposed
Pad
SO-8
1
2, 3
4
5
6, 7
8
—
Pin Number
MSOP-8EP SOT25
1
2
2, 3
5
4
4
5
3
6, 7
1
8
N/A
Exposed
Pad
—
U-DFN2018-6
Function
1
Ground
2
Voltage Input Pin (all IN pins must be tied together externally).
3
Enable Input. Active Low (AP2141) or Active High (AP2151).
4
Over-Current and Over-Temperature Fault Report.
Open-Drain Flag is Active Low When Triggered
5, 6
Voltage Output Pin (all OUT pins must be tied together externally).
N/A
No internal connection; recommend tie to OUT pins
Exposed
Pad
Exposed Pad.
It should be externally connected to GND plane and thermal mass for
enhanced thermal impedance.
It should not be used as electrical ground conduction path.
AP2141/ AP2151
Document number: DS31562 Rev. 7 - 2
2 of 17
www.diodes.com
March 2013
© Diodes Incorporated