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LDK220U33R The STMicroelectronics LDK220U33R is a linear voltage regulator providing a fixed 13.2V output. It operates with a current of 90µA and is housed in a SOT-89 package.
Mfr Part #:

LDK220U33R

Available from 3 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics LDK220U33R is a linear voltage regulator providing a fixed 13.2V output. It operates with a current of 90µA and is housed in a SOT-89 package.
✓ Total Stock: 737,200 pcs
$ Price Range: $0.28

LDK220U33R Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
723,200 pcs
On Request
723200 pcs On Request 1 On Request On Request On Request On Request On Request
Fe Components ✓
Non-Authorised Inventory information
10,000 pcs
On Request
10000 pcs On Request 1 On Request On Request On Request On Request On Request
Risen Electronics ✓
Non-Authorised Inventory information
4,000 pcs
On Request
4000 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.

LDK220U33R 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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LDK220U33R Description

Short technical summary and product information.

The STMicroelectronics LDK220U33R is a linear voltage regulator designed for various applications requiring a stable voltage supply. It offers a fixed output voltage of 13.2V and can handle a current of 90µA. The device features a low voltage dropout of 0.35V at 200mA, making it efficient for power-sensitive designs.

 

Key electrical characteristics include a PSRR of 55dB to 50dB across a frequency range of 120Hz to 10kHz, and it incorporates protection features such as over-current and over-temperature shutdown. The regulator operates within a temperature range of -40°C to 125°C (TJ).

 

Designed for surface mount applications, the LDK220U33R is packaged in a SOT-89 (TO-243AA) case. Its control features include an enable pin, providing flexibility in power management. The RoHS status is compliant, and it has a Moisture Sensitivity Level (MSL) of 1.

LDK220U33R Quick Information

Product Type: Voltage Regulator
Series: LDK220
Canonical Name: LDK220U33R Voltage Regulator
Subcategory: Voltage Regulators

LDK220U33R Compliance

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

LDK220U33R Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LDK220U33R Features

  • Fixed 13.2V positive output voltage.
  • Low 90µA quiescent current.
  • 0.35V maximum voltage dropout.
  • Surface mount SOT-89 package.
  • Over-current and over-temperature protection.

LDK220U33R Applications

  • Suitable for low-power electronics.
  • Used in battery-operated devices.
  • Ideal for portable equipment.
  • Provides stable voltage regulation.

LDK220U33R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of LDK220U33R?

3.3V fixed.

What is the package type of LDK220U33R?

SOT-89 (TO-243AA).

What is the operating temperature range of LDK220U33R?

-40°C to 125°C junction temperature.

What is the dropout voltage of LDK220U33R?

0.35V maximum at 200mA load.

What is the quiescent current of LDK220U33R?

90µA typical.

What protection features does LDK220U33R have?

Over current and over temperature protection.

Does LDK220U33R have an enable pin?

Yes, it features an enable control input.

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