L4931ABDT50-TR
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STMicroelectronics L4931ABDT50-TR

Manufacturer No:
L4931ABDT50-TR
Manufacturer:
STMicroelectronics
Package:
Tape & Reel (TR)
Description:
IC REG LINEAR 5V 250MA DPAK
Delivery:
Payment:
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Product Introduction

Overview

The L4931ABDT50-TR is a high-accuracy linear voltage regulator IC produced by STMicroelectronics. This component is designed for use in demanding applications such as automotive and industrial environments. It features a very low dropout voltage and low quiescent current, making it efficient and reliable for various power management needs.

Key Specifications

ParameterValue
Output Voltage5V
Output Current250mA
Dropout Voltage0.4V
Quiescent Current (OFF mode)Typ. 50 µA
Quiescent Current (ON mode)Typ. 600 µA
Accuracy±1%
Package TypeDPAK (SMD)

Key Features

  • Very low dropout voltage (0.4 V)
  • Very low quiescent current (Typ. 50 µA in OFF mode, 600 µA in ON mode)
  • High accuracy with ±1% output voltage tolerance
  • Available in DPAK package for surface mount applications
  • Inhibit function for power management

Applications

The L4931ABDT50-TR is suitable for a variety of applications, particularly in automotive and industrial sectors. It can be used in power supplies, battery-powered devices, and other systems requiring stable and efficient voltage regulation.

Q & A

  1. What is the output voltage of the L4931ABDT50-TR?
    The output voltage is 5V.
  2. What is the maximum output current of the L4931ABDT50-TR?
    The maximum output current is 250mA.
  3. What is the dropout voltage of the L4931ABDT50-TR?
    The dropout voltage is 0.4V.
  4. What is the quiescent current in OFF mode?
    The quiescent current in OFF mode is typically 50 µA.
  5. What is the quiescent current in ON mode?
    The quiescent current in ON mode is typically 600 µA.
  6. What is the accuracy of the output voltage?
    The output voltage accuracy is ±1%.
  7. In what package is the L4931ABDT50-TR available?
    The L4931ABDT50-TR is available in a DPAK (SMD) package.
  8. What are the primary applications of the L4931ABDT50-TR?
    The primary applications include automotive and industrial sectors.
  9. Does the L4931ABDT50-TR have an inhibit function?
    Yes, it does have an inhibit function for power management.
  10. Why is the L4931ABDT50-TR considered efficient?
    It is considered efficient due to its very low dropout voltage and low quiescent current.

Product Attributes

Output Configuration:Positive
Output Type:Fixed
Number of Regulators:1
Voltage - Input (Max):20V
Voltage - Output (Min/Fixed):5V
Voltage - Output (Max):- 
Voltage Dropout (Max):0.8V @ 250mA
Current - Output:250mA
Current - Quiescent (Iq):1 mA
Current - Supply (Max):6 mA
PSRR:70dB ~ 55dB (120Hz ~ 10kHz)
Control Features:- 
Protection Features:Over Current, Over Temperature
Operating Temperature:-40°C ~ 125°C
Mounting Type:Surface Mount
Package / Case:TO-252-3, DPak (2 Leads + Tab), SC-63
Supplier Device Package:DPAK
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Similar Products

Part Number L4931ABDT50-TR L4931ABDT80-TR L4931ABD50-TR
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics
Product Status Active Obsolete Active
Output Configuration Positive Positive Positive
Output Type Fixed Fixed Fixed
Number of Regulators 1 1 1
Voltage - Input (Max) 20V 20V 20V
Voltage - Output (Min/Fixed) 5V 8V 5V
Voltage - Output (Max) - - -
Voltage Dropout (Max) 0.8V @ 250mA 0.8V @ 250mA 0.8V @ 250mA
Current - Output 250mA 250mA 250mA
Current - Quiescent (Iq) 1 mA 1.6 mA 1 mA
Current - Supply (Max) 6 mA 7 mA 6 mA
PSRR 70dB ~ 55dB (120Hz ~ 10kHz) 67dB ~ 55dB (120Hz ~ 10kHz) 70dB ~ 55dB (120Hz ~ 10kHz)
Control Features - - -
Protection Features Over Current, Over Temperature Over Current, Over Temperature Over Current, Over Temperature
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Mounting Type Surface Mount Surface Mount Surface Mount
Package / Case TO-252-3, DPak (2 Leads + Tab), SC-63 TO-252-3, DPak (2 Leads + Tab), SC-63 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package DPAK DPAK 8-SOIC

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