LDK320M50R The STMicroelectronics LDK320M50R is a linear voltage regulator providing a fixed 5V output at up to 200mA. It is designed for surface mount applications in a SOT-23-5 package.
Mfr Part #:

LDK320M50R

Available from 2 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics LDK320M50R is a linear voltage regulator providing a fixed 5V output at up to 200mA. It is designed for surface mount applications in a SOT-23-5 package.
✓ Total Stock: 10,794 pcs
$ Price Range: $0.28

LDK320M50R Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
9,000 pcs
9000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
1,794 pcs
1794 pcs On Request 1 On Request On Request On Request On Request On Request

LDK320M50R Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Control Features
Current
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Current
Output Type
Output Voltage
PSRR
Protection Features
Supplier Device Package
Voltage
Voltage Dropout (Max)

LDK320M50R Description

Short technical summary and product information.

The STMicroelectronics LDK320M50R is a linear voltage regulator IC designed to provide a stable 5V output with a maximum current capability of 200mA. It features a low dropout voltage of 0.35V at 200mA and a quiescent current of 90 µA, making it suitable for power-sensitive applications.

 

This device operates with an input voltage range up to 18V and includes protection features such as over current and over temperature shutdown. The PSRR is rated between 88dB and 48dB across a frequency range of 120Hz to 10kHz. The regulator is housed in a SOT-23-5 package, also referred to as SC-74A or SOT-753, and is designed for surface mount installation.

 

Its fixed positive output configuration and enable control feature make it a versatile component for various electronic designs. The operating temperature range is from -40°C to 125°C (TJ).

LDK320M50R Quick Information

Product Type: Linear Voltage Regulator
Canonical Name: STMicroelectronics LDK320M50R Linear Voltage Regulator

LDK320M50R Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LDK320M50R Estimated Pricing

Qty Low High
1+ $0.28 $0.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

LDK320M50R Features

  • Fixed 5V positive output voltage.
  • Maximum output current of 200mA.
  • Low dropout voltage of 0.35V.
  • Surface mount SOT-23-5 package.
  • Over current and over temperature protection.

LDK320M50R Applications

  • Used in battery-powered portable devices
  • Suitable for microcontroller power supplies
  • Ideal for wireless sensor modules
  • Applied in industrial control systems
  • Used in automotive infotainment systems

LDK320M50R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LDK320M50R?

The LDK320M50R provides a fixed 5V output voltage.

What is the maximum output current for the LDK320M50R?

The LDK320M50R can supply a maximum output current of 200mA.

What is the dropout voltage of the LDK320M50R at 200mA?

The voltage dropout for the LDK320M50R is 0.35V at 200mA.

What is the quiescent current of the LDK320M50R?

The quiescent current of the LDK320M50R is 90 µA.

What are the protection features of the LDK320M50R?

The LDK320M50R includes over current and over temperature protection features.

What is the operating temperature range for the LDK320M50R?

The LDK320M50R operates within a temperature range of -40°C to 125°C (TJ).

What package type is the LDK320M50R available in?

The LDK320M50R is available in SOT-23-5, SC-74A, and SOT-753 package types.

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