ST LF00 SERIES Data Sheet

The LF00 series are very Low Drop regulators available in PENTAWATT, TO-220, TO-220FP, DPAK and PPAK package and in a wide range of output voltages.


ST LF00 SERIES Data Sheet - cover page
Brand
STMicroelectronics
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
34
File format
PDF
File size
637 KB
Published
05 May, 2012
Updated
30 September, 2023
Model
LF00
MD5 checksum
8F695208D52B40BB03DD3E5316B3CEF9

About this manual

The LFOO series are very low‑dropout (LDO) regulators offered in PENTAWATT, TO‑220, TO‑220FP, DPAK and PPAK packages. They provide a wide range of fixed output voltages and feature a logic‑controlled shutdown pin for power‑saving applications.

Key specifications include a typical dropout voltage of 0.45 V, quiescent current as low as 50 µA in OFF mode, and a supply‑voltage rejection of 80 dB. The devices operate from –40 °C to 125 °C and can deliver up to 500 mA of load current.

What's inside

  • Description
  • Absolute Maximum Ratings
  • Thermal Data
  • Ordering Codes
  • Test Circuits
  • Electrical Characteristics
  • Mechanical Data

Specifications

Dropout Voltage (typical)0.45 V
Quiescent Current (ON mode, typical)500 µA
Quiescent Current (OFF mode, typical)50 µA
Maximum Output Current500 mA
Supply Voltage Rejection (typical)80 dB
Operating Temperature Range-40 °C to 125 °C

Frequently asked questions

What is the typical dropout voltage of the LFOO regulators?

The typical dropout voltage is 0.45 V.

How much quiescent current does the LFOO series draw in ON mode?

In ON mode the quiescent current is typically 500 µA.

What is the maximum output current the device can supply?

The device can supply up to 500 mA of output current.

What is the supply‑voltage rejection of the LFOO series?

The typical supply‑voltage rejection is 80 dB.

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