aoz1915 Alpha & Omega Semiconductor, aoz1915 Datasheet - Page 2

• Manufacturer Part Number: aoz1915
• Description: 1.5a General Purpose Boost Regulator
• Manufacturer: Alpha & Omega Semiconductor

Ordering Information
Pin Configuration
Pin Description
Pin Number
Rev. 1.1 July 2009
1, 2, 3
10, 11
12
Part Number
4
5
6
7
8
9
AOZ1915DI
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Pin Name
COMP
FSEL
GND
OUT
EN
LX
SS
FB
IN
Operating Temperature Range
FSEL
Boost Regulator Switching Node.
Input Supply Pin.
Frequency Select Pin. The switching frequency is 1.2MHz when FSEL is connected to IN,
and 600kHz when FSEL is connected to ground.
Soft-Start Pin. Connect a capacitor from SS to GND to set the soft-start period.
Compensation Pin. Connect a RC network between COMP and ground to compensate the
control loop.
ground with the center tap connected to FB to set output voltage.
Enable Input. Pull EN high to enable the boost regulator and pull EN low to disable the re-
gulator.
Ground.
Boost Regulator Output
Feedback Input. Connect a resistive divider between the boost regulator output and
SS
LX
LX
LX
IN
-40°C to +85°C
1
2
3
4
5
6
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(Top View)
DFN-12
GND
OUT
for additional information.
Pin Description
12
11
10
4x3 DFN-12
9
8
7
Package
OUT
GND
GND
EN
FB
COMP
Environmental
Green Product
AOZ1915
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