LM2577, LM2 SIMPLE SWITCHER Step-Up Voltage Regulator

National Semiconductor

Description

LM1577/LM2577 Series SIMPLE SWITCHER Step-Up Voltage Regulator June 1999 LM1577/LM2577 Series SIMPLE SWITCHER ® Step-Up Voltage Regulator General De.
The LM1577/LM2577 are monolithic integrated circuits that provide all of the power and control functions for step-up (boost), flyback, and forward con.

📥 Download Datasheet

LM2577 Datasheet Preview — This datasheet PDF includes multiple part numbers: LM2577, LM2. Please refer to the document for exact specifications by model.

Datasheet Specifications

Part number: LM2577, LM2
Manufacturer: National Semiconductor
File Size: 889.65 KB
Datasheet: LM2-577.pdf
Description: SIMPLE SWITCHER Step-Up Voltage Regulator
Note: This datasheet PDF includes multiple part numbers: LM2577, LM2.
Please refer to the document for exact specifications by model.

Features

* include a 52 kHz fixed-frequency oscillator that requires no external components, a soft start mode to reduce in-rush current during start-up, and current mode control for improved rejection of input voltage and output load transients. Features Requires few external components NPN output switches 3

Applications

* n Simple boost regulator n Flyback and forward regulators n Multiple-output regulator Typical Application DS011468-1 Note: Pin numbers shown are for TO-220 (T) package. Ordering Information Temperature Range
* 40˚C ≤ TA ≤ +125˚C Package Type 24-Pin Surface Mount 16-Pin Molded DIP 5-Lead S

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LM2 SIMPLE SWITCHER Step-Up Voltage Regulator National Semiconductor

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