LDBL20D-33R The STMicroelectronics LDBL20D-33R is a linear voltage regulator with a fixed 3.3V output. It is designed for surface mount applications and offers features like over current and over temperature protection.
Mfr Part #:

LDBL20D-33R

Available from 2 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics LDBL20D-33R is a linear voltage regulator with a fixed 3.3V output. It is designed for surface mount applications and offers features like over current and over temperature protection.
✓ Total Stock: 60,000 pcs
$ Price Range: $0.28

LDBL20D-33R 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
45,000 pcs
45000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
15,000 pcs
15000 pcs On Request 1 On Request On Request On Request On Request On Request

LDBL20D-33R 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
Output Voltage
PSRR
Protection Features
Supplier Device Package
Voltage

LDBL20D-33R Description

Short technical summary and product information.

The STMicroelectronics LDBL20D-33R is a linear voltage regulator designed for applications requiring a stable 3.3V output. This device offers a fixed output voltage and is capable of supplying up to 200mA of current. It features a low quiescent current of 40 µA, making it suitable for power-sensitive applications.

 

Key electrical characteristics include a PSRR ranging from 80dB to 55dB across a frequency range of 1kHz to 100kHz, and protection features such as over current, over temperature, and soft start. The regulator operates within a temperature range of -40°C to 125°C (TJ).

 

Packaged in a compact 4-STSTAMP (0.47x0.47) format, the LDBL20D-33R is designed for surface mounting. Its output configuration is positive, and it includes an enable control feature. The device is RoHS3 compliant, with an MSL rating of 1 Unlimited and REACH Unaffected status.

LDBL20D-33R Quick Information

Product Type: Linear Voltage Regulator
Series: LDBL20
Canonical Name: LDBL20D-33R Linear Voltage Regulator
Subcategory: Linear

LDBL20D-33R Compliance

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

LDBL20D-33R Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LDBL20D-33R Features

  • Fixed 3.3V output voltage.
  • 200mA maximum output current.
  • Low quiescent current of 40 µA.
  • Surface mountable 4-STSTAMP package.
  • Over current and over temperature protection.

LDBL20D-33R Applications

  • Power management circuits.
  • Battery-powered devices.
  • Consumer electronics.
  • Industrial control systems.

LDBL20D-33R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LDBL20D-33R?

The output voltage is fixed at 3.3V.

What is the operating temperature range?

-40°C to 125°C.

What package does the LDBL20D-33R come in?

It is available in a 4-XFQFN package with a supplier device package of 4-STSTAMP (0.47x0.47).

What is the quiescent current?

The quiescent current is 40 µA.

What protection features does it have?

It includes over current, over temperature, and soft start protection.

Does it have an enable control?

Yes, it has an enable control feature.

What is the PSRR?

The PSRR is 80dB at 1kHz and 55dB at 100kHz.

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