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LDK120M29R The STMicroelectronics LDK120M29R is a linear voltage regulator providing a fixed 2.9V output at up to 200mA. It is available in a surface-mount SOT-23-5 package.
Mfr Part #:

LDK120M29R

Available from 2 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics LDK120M29R is a linear voltage regulator providing a fixed 2.9V output at up to 200mA. It is available in a surface-mount SOT-23-5 package.
✓ Total Stock: 15,000 pcs
$ Price Range: $0.28

LDK120M29R Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Fe Components ✓
Non-Authorised Inventory information
12,000 pcs
On Request
12000 pcs On Request 1 On Request On Request On Request On Request On Request
Risen Electronics ✓
Non-Authorised Inventory information
3,000 pcs
On Request
3000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

LDK120M29R 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
Supplier Device Package
Voltage
Voltage Dropout (Max)
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LDK120M29R Description

Short technical summary and product information.

The STMicroelectronics LDK120M29R is a linear voltage regulator designed for applications requiring a stable 2.9V output. It can supply up to 200mA of current and features a low voltage dropout of 0.3V at 200mA. The device operates within a temperature range of -40°C to 125°C.

 

Protection features include over current and over temperature shutdown, enhancing reliability. The regulator has a PSRR of 55dB at 120Hz to 10kHz, indicating good noise rejection. It is supplied in a compact SOT-23-5 (SC-74A, SOT-753) surface-mount package, suitable for space-constrained designs.

 

This component is ideal for power management in various electronic devices where a regulated, stable voltage is essential. Its fixed output and enable control make it straightforward to integrate into circuit designs.

LDK120M29R Quick Information

Product Type: Linear Voltage Regulator
Series: LDK120
Canonical Name: LDK120M29R Linear Voltage Regulator
Subcategory: Linear

LDK120M29R Compliance

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

LDK120M29R Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LDK120M29R Features

  • Fixed 2.9V output voltage.
  • 200mA maximum output current.
  • Low 0.3V voltage dropout.
  • Over current and over temperature protection.
  • Surface mount SOT-23-5 package.

LDK120M29R Applications

  • Power supply for portable devices.
  • Voltage regulation in battery-powered systems.
  • Low noise power for sensitive circuits.
  • General purpose voltage regulation.

LDK120M29R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LDK120M29R?

The LDK120M29R provides a fixed output voltage of 2.9V.

What is the maximum output current?

The LDK120M29R is rated for a maximum output current of 200mA.

What is the dropout voltage?

The typical dropout voltage is 0.3V at 200mA load.

What is the operating temperature range?

The operating junction temperature range is -40°C to 125°C.

What package is the LDK120M29R available in?

The LDK120M29R is available in a SOT-23-5 (SC-74A, SOT-753) surface-mount package.

Does the LDK120M29R have enable control?

Yes, the LDK120M29R includes an enable control feature.

What protection features does the LDK120M29R include?

The LDK120M29R includes over current and over temperature protection.

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