STMicroelectronics L4925 Very Low Dropout Voltage Regulator Datasheet

L4925 is a monolithic integrated 5V voltage regulator with a very low dropout output and additional functions such as power-on reset and programmable reset delay time. It is designed for supplying microcomputer controlled systems especially in automotive applications. This product features very low quiescent current, high precision output voltage, high output current capability, and thermal shutdown and short circuit protections.


STMicroelectronics L4925 Very Low Dropout Voltage Regulator Datasheet - cover page
Brand
STMicroelectronics
Category
Power Management
Document type
Datasheet
Language
English
Pages
8
File format
PDF
File size
71 KB
Published
10 August, 2012
Updated
28 September, 2023
Model
L4925
MD5 checksum
0BFEC3C7251B23D9C32ECA5A8411583F

About this manual

The L4925 is a monolithic integrated 5V voltage regulator with a very low dropout output, designed for supplying microcomputer controlled systems, especially in automotive applications. It includes additional functions such as a power-on reset with programmable delay and thermal shutdown protection.

What's inside

  • Description
  • Absolute Maximum Ratings
  • Electrical Characteristics
  • Application Note
  • Functional Description
  • Reset Circuit
  • Outline and Mechanical Data

Specifications

Output Voltage5V
Operating DC Supply Voltage Range6V to 28V
Transient Supply VoltageUp to 40V
Output Current CapabilityUp to 500mA
Dropout VoltageLess than 0.6V
Quiescent Current (I_O = 0.3mA)190 µA typical
Reset Threshold Voltage4.5V to 5.2V

Frequently asked questions

What is the operating DC supply voltage range?

The operating DC supply voltage range is 6V to 28V.

What is the maximum output current capability?

The maximum output current capability is up to 500mA.

Does the device include a reset circuit?

Yes, it includes a reset circuit sensing the output voltage with a programmable reset pulse delay.

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