ASP8310
30V 1.2A Synchronous Step-Down Regulator
Features
General Description
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Wide 4.5V to 30V Operating Input Range
1.2A Continuous Output Current
1.4MHz Switching Frequency
Short Protection with Hiccup-Mode
Built-in Over Current Limit
Built-in Over Voltage Protection
Force-PWM Mode
The ASP8310 is a high frequency, synchronous,
rectified, step-down, switch-mode converter with
internal power MOSFETs. It offers a very compact
solution to provide a 1.2A continuous current over a
wide input supply range, with excellent load and line
regulation.
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The ASP8310 requires a minimal number of readily
available, external components and is available in a
Internal Soft-Start
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200mΩ/150mΩ Low RDS(ON) Internal Power MOSFETs
space saving SOT23-6 package.
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Output Adjustable from 0.8V
No Schottky Diode Required
Integrated internal compensation
Thermal Shutdown
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Available in SOT23-6 Package
-40°C to +85°C Temperature Range
Applications
CCTV Camera
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Flat-Panel Television and Monitor
Typical Application Circuit
C1
SW
FB
BS
L1
VOUT
VIN
IN
COUT
R1
CFF
ON/
CIN
EN
OFF
GND
R2
Basic Application Circuit
Ascend Semicondutor Co.,Ltd
NOV 2018 Version1.0
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