Datasheet Texas Instruments LM2653MTCX-ADJ/NOPB — 数据表

LM2653
www.ti.com SNVS050E – NOVEMBER 1999 – REVISED APRIL 2013 LM2653 1.5A High Efficiency Synchronous Switching Regulator
Check for Samples: LM2653 FEATURES DESCRIPTION The LM2653 switching regulator provides high
efficient power conversion over a 100:1 load range
(1.5A to 15 mA). This feature makes the LM2653 an
ideal fit in battery-powered applications. 1 2 Efficiency up to 97%
4V to 14V Input Voltage Range
1.5V to 5.0V Adjustable Output Voltage
0.1О© Switch On Resistance
300 kHz Fixed Frequency Internal Oscillator
7 ОјA Shutdown Current
Patented Current Sensing for Current Mode
Control
Input Undervoltage Lockout
Output Overvoltage Shutdown Protection
Output Undervoltage Shutdown Protection
Adjustable Soft-Start
Adjustable PGOOD Delay
Current Limit and Thermal Shutdown APPLICATIONS Webpad
Personal Digital Assistants (PDAs)
Computer Peripherals
Battery-Powered Devices
Notebook Computer Video Supply …