Mfr Part #:

LD2980ABM33TR

Mfr Name: ST

The STMicroelectronics LD2980ABM33TR is a linear voltage regulator providing a fixed 3.3V output with a 50mA current capability. It is designed for surface mount applications in a SOT-23-5 package.

✓ Total Stock: 214,886 pcs

$ Price Range: $0.28

LD2980ABM33TR Available from 4 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	200,000 pcs On Request	200000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Smaxon Electronics ✓ Non-Authorised Inventory information	7,406 pcs On Request	7406 pcs	On Request	1	On Request	On Request	18+	On Request	On Request
Xingangxin ✓ Non-Authorised Inventory information	7,386 pcs On Request	7386 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Optech Co.,Limited ✓ Non-Authorised Inventory information	94 pcs On Request	94 pcs	On Request	1	On Request	On Request	21+	On Request	On Request

LD2980ABM33TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	ST
Lead Spacing	0.95 mm
Lead Style	Gull Wing
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 125°C
SVHC Present	Not Present
Tape & Reel	Yes

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LD2980ABM33TR Description

Short technical summary and product information.

The STMicroelectronics LD2980ABM33TR is a linear voltage regulator designed for efficient power management in electronic circuits. It offers a stable, fixed output voltage of 3.3V and can supply up to 50mA of current. The device accepts an input voltage up to 16V, making it suitable for a range of power supply applications.

Key electrical characteristics include a low dropout voltage of 0.225V at 50mA, a quiescent current of 150 µA, and a maximum supply current of 1.2 mA. It also features a Power Supply Ripple Rejection (PSRR) of 63dB at 1kHz, indicating good noise filtering capabilities.

Operating within a temperature range of -40°C to 125°C, the LD2980ABM33TR is built for demanding environments. Its surface mountable SOT-23-5 package is ideal for compact designs and automated assembly processes. This component is well-suited for applications requiring a reliable and efficient voltage regulation solution.

LD2980ABM33TR Quick Information

Product Type: Voltage Regulator - Linear

Series: LD2980

Canonical Name: LD2980ABM33TR 3.3V 50mA Linear Voltage Regulator

Subcategory: Linear

LD2980ABM33TR Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

LD2980ABM33TR Estimated Pricing

Qty	Low	High
1+	$0.28	$0.28

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

LD2980ABM33TR Features

Fixed 3.3V output voltage.
50mA maximum output current.
Low dropout voltage of 0.225V.
Wide input voltage range up to 16V.
Surface mount SOT-23-5 package.

LD2980ABM33TR Applications

Ideal for battery-powered portable electronics.
Suitable for low-power microcontroller circuits.
Used in sensor modules requiring stable 3.3V supply.
Perfect for RF modules needing clean voltage rail.
Applicable in industrial control systems with wide temperature.

LD2980ABM33TR FAQs

7 frequently asked questions generated from this part’s specifications.

What are the input voltage and output voltage specifications?

Maximum input voltage is 16V, fixed output voltage is 3.3V.

What is the maximum output current?

50mA.

What is the dropout voltage at full load?

Maximum 0.225V at 50mA.

What is the quiescent current?

150µA.

What is the power supply rejection ratio (PSRR)?

63dB at 1kHz.

What is the operating temperature range?

-40°C to 125°C.

What package is available?

SOT-23-5 surface-mount package.

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