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LDK120M31R The STMicroelectronics LDK120M31R is a linear voltage regulator offering a fixed 5.5V output. It provides 200mA of current and is housed in a compact SOT-23-5 package.
Mfr Part #:

LDK120M31R

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics LDK120M31R is a linear voltage regulator offering a fixed 5.5V output. It provides 200mA of current and is housed in a compact SOT-23-5 package.
✓ Total Stock: 12,000 pcs
$ Price Range: $0.28

LDK120M31R Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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12,000 pcs
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12000 pcs On Request 1 On Request On Request On Request On Request On Request
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LDK120M31R 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 Type
PSRR
Protection Features
SVHC Present
Supplier Device Package
Voltage
Voltage Dropout (Max)
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LDK120M31R Description

Short technical summary and product information.

The LDK120M31R from STMicroelectronics is a fixed output linear voltage regulator designed for various electronic applications. It operates with an input voltage up to 5.5V and can supply a continuous output current of 200mA. The device features essential protection mechanisms, including over current and over temperature shutdown, ensuring reliable operation.

 

This regulator is supplied in a surface-mount SOT-23-5 package, making it suitable for space-constrained designs. Its operating temperature range spans from -40°C to 125°C, allowing for use in demanding environments. The LDK120M31R is an ideal choice for power management in portable devices, consumer electronics, and industrial control systems where stable voltage regulation is required.

LDK120M31R Quick Information

Product Type: Linear Voltage Regulator
Series: LDK120
Canonical Name: LDK120M31R Linear Voltage Regulator
Subcategory: Linear Voltage Regulators

LDK120M31R Compliance

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

LDK120M31R Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LDK120M31R Features

  • Fixed 5.5V positive output voltage.
  • 200mA maximum output current.
  • Low 0.3V dropout voltage at 200mA.
  • Over current and over temperature protection.
  • Surface mount SOT-23-5 package.

LDK120M31R Applications

  • Powering sensitive electronic circuits.
  • Portable electronic device power supplies.
  • Consumer electronics voltage regulation.
  • Industrial control system power.

LDK120M31R FAQs

5 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LDK120M31R?

The LDK120M31R provides a fixed output voltage of 5.5V.

What is the maximum output current for the LDK120M31R?

The LDK120M31R can supply up to 200mA of output current.

What type of package is the LDK120M31R in?

The LDK120M31R is available in a SOT-23-5 package.

What are the operating temperature limits for the LDK120M31R?

The LDK120M31R operates within a temperature range of -40°C to 125°C.

Does the LDK120M31R have protection features?

Yes, the LDK120M31R includes over current and over temperature protection.

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