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STLQ015M21R The STMicroelectronics STLQ015M21R is a linear voltage regulator with a fixed 2.1V output and a 150mA current capability. It is designed for surface mount applications in a SOT-23-5 package.
Mfr Part #:

STLQ015M21R

Available from 4 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics STLQ015M21R is a linear voltage regulator with a fixed 2.1V output and a 150mA current capability. It is designed for surface mount applications in a SOT-23-5 package.
✓ Total Stock: 26,035 pcs
$ Price Range: $0.28

STLQ015M21R Available from 4 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
12,000 pcs
On Request
12000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16
Optech Co.,Limited ✓
Non-Authorised Inventory information
1,035 pcs
On Request
1035 pcs On Request 1 On Request On Request 21+ On Request On Request
Braun Electronic Components ✓
Non-Authorised Inventory information
1,000 pcs
On Request
1000 pcs On Request 1 On Request On Request On Request On Request On Request
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.

STLQ015M21R 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
PSRR
Protection Features
Supplier Device Package
Voltage
Voltage Dropout (Max)
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STLQ015M21R Description

Short technical summary and product information.

The STMicroelectronics STLQ015M21R is a linear voltage regulator designed for power management applications. It provides a fixed output voltage of 2.1V and can supply up to 150mA of current.

 

Key electrical specifications include a maximum input voltage of 5.5V and a low dropout voltage of 0.3V at 150mA. The device features over-current and over-temperature protection, along with an enable control feature. Its quiescent current is typically 1.7 µA, with a supply current not exceeding 2.4 µA.

 

This regulator operates within a temperature range of -40°C to 125°C (TJ). It is housed in a SOT-23-5 (SC-74A, SOT-753) surface-mount package, suitable for compact designs. The package is available in Tape & Reel (TR) or Cut Tape (CT) formats.

STLQ015M21R Quick Information

Product Type: Linear Voltage Regulator
Series: STLQ015
Canonical Name: STMicroelectronics STLQ015M21R Linear Voltage Regulator
Subcategory: Linear

STLQ015M21R Compliance

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

STLQ015M21R Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

STLQ015M21R Features

  • Fixed 2.1V output voltage.
  • 150mA maximum output current.
  • Low 0.3V dropout voltage.
  • Over-current and over-temperature protection.
  • SOT-23-5 surface-mount package.

STLQ015M21R Applications

  • Battery-powered portable devices.
  • IoT sensor modules.
  • Microcontroller power supplies.
  • Low-power wireless transceivers.
  • Portable medical equipment.

STLQ015M21R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum input voltage of the STLQ015M21R?

The maximum input voltage is 5.5V.

What is the fixed output voltage of the STLQ015M21R?

The fixed output voltage is 2.1V.

What is the output current capability of the STLQ015M21R?

The output current capability is 150mA.

What is the dropout voltage of the STLQ015M21R?

The maximum dropout voltage is 0.3V at 150mA load.

What is the quiescent current of the STLQ015M21R?

The typical quiescent current is 1.7µA.

What is the operating temperature range of the STLQ015M21R?

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

What package is the STLQ015M21R available in?

The STLQ015M21R is available in a SOT-23-5 package (also SC-74A, SOT-753).

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