Description
Liteon Semiconductor Corporation LSP3120 52KHZ 3A PWM Buck DC/DC Converter .
The LSP3120 series are monolithic IC that design for a step-down DC/DC converter, and own the ability of driving a 3A load without additional transist.
Features
* Output voltage: 3.3V, 5.0V, 12V, and adjustable output version Adjustable version output voltage range:1.23V to 37V±4% 52KHz±15% fixed switching frequency Voltage mode non-synchronous PWM control Thermal-shutdown and current-limit protection ON/OFF shutdown control input Operating voltage can be up
Applications
* Simple High-efficiency step-down regulator On-card switching regulators Positive to negative converter
PIN CONFIGURATION
(1) TO220-5L (Top View) (Top View)
5 SD FB GND OUTPUT VIN
5 SD 4 FB 3 GND 2 OUTPUT 1 VIN
4 3 2 1
Metal Tab Gnd
Metal Tab Gnd
Symbol 1 2 3 4 5
Name Vin Output Gnd FB SD Oper