LM2576 Datasheet - National Semiconductor

LM2576, SIMPLE SWITCHER 3A Step-Down Voltage Regulator

LM2576/LM2576HV Series SIMPLE SWITCHER 3A Step-Down Voltage Regulator August 2004 LM2576/LM2576HV Series SIMPLE SWITCHER® 3A Step-Down Voltage Regu.
The LM2576 series of regulators are monolithic integrated circuits that provide all the active functions for a step-down (buck) switching regulator, c.

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Datasheet Details

Part number:

LM2576

Manufacturer:

National Semiconductor

File Size:

693.27 KB

Description:

SIMPLE SWITCHER 3A Step-Down Voltage Regulator

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 ther

Applications

* n Simple high-efficiency step-down (buck) regulator n Efficient pre-regulator for linear regulators n On-card switching regulators n Positive to negative converter (Buck-Boost) Typical Application (Fixed Output Voltage Versions) FIGURE 1. 01147601 SIMPLE SWITCHER® is a registered trademark of Na

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LM2576 SIMPLE SWITCHER Step-Down Voltage Regulator National Semiconductor

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