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LM2574 SIMPLE SWITCHER 0.5A Step-Down Voltage Regulator

LM2574 Description

LM2574/LM2574HV SIMPLE SWITCHER 0.5A Step-Down Voltage Regulator June 1999 LM2574/LM2574HV SIMPLE SWITCHER™ 0.5A Step-Down Voltage Regulator General.
The LM2574 series of regulators are monolithic integrated circuits that provide all the active functions for a step-down (buck) switching regulator, c.

LM2574 Features

* include a guaranteed ± 4% tolerance on output voltage within specified input voltages and output load conditions, and ± 10% on the oscillator frequency. External shutdown is included, featuring 50 µA (typical) standby current. The output switch includes cycle-by-cycle current limiting, as well as th

LM2574 Applications

* n n n n Simple high-efficiency step-down (buck) regulator Efficient pre-regulator for linear regulators On-card switching regulators Positive to negative converter (Buck-Boost) Typical Application (Fixed Output Voltage Versions) DS011394-1 Note: Pin numbers are for 8-pin DIP package. Patent Pen

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Datasheet Details

Part number
LM2574
Manufacturer
National Semiconductor
File Size
639.73 KB
Datasheet
LM2574_NationalSemiconductor.pdf
Description
SIMPLE SWITCHER 0.5A Step-Down Voltage Regulator

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National Semiconductor LM2574-like datasheet