Name: LD2981ABU33TR
Brand: STMicroelectronics
SKU: DS-6321345
Price: 0.1879 USD
Availability: InStock
Rating: 4.8 (3 reviews)

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STMicroelectronics LD2981ABU33TR

IC REG LINEAR 3.3V 100MA SOT89-3

Manufacturer # :LD2981ABU33TR

Manufacturer :STMicroelectronics

Dasenic # :LD2981ABU33TR-DS

Datasheet :

LD2981ABU33TR Datasheet

Customer # :

Description : IC REG LINEAR 3.3V 100MA SOT89-3

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Quantity	Unit Price	Total
10+	$ 0.1879	$ 1.88
2500+	$ 0.1044	$ 261

In Stock: 33543

MOQ :1 PCS

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Shipping Origin :Shenzhen or Hong Kong Warehouse

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Unit Price :$ 0.1879

Total :$ 0.19

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STMicroelectronics LD2981ABU33TR technical specifications, attributes, parameters.
Category:Integrated Circuits (ICs)/Linear Controllers
Product Status:Active
Operating Temperature:-40°C ~ 125°C
Mounting Type:Surface Mount
Package / Case:TO-243AA
Output Type:Fixed
Voltage - Input ( Max):16V
Supplier Device Package:SOT-89-3
Current - Supply ( Max):2.6 mA
Current - Output:100mA
Current - Quiescent ( Iq):150 µA
Control Features:-
Output Configuration:Positive
Voltage - Output ( Min/ Fixed):3.3V
Voltage - Output ( Max):-
Number of Regulators:1
Voltage Dropout ( Max):0.375V @ 100mA
P S R R:63dB (1kHz)
Protection Features:Over Current, Over Temperature
EU RoHS Status:ROHS3 Compliant
MSL Rating:1 (Unlimited, 30°C/85%RH)
REACH Status:REACH Unaffected
US ECCN:EAR99
HTS US:8542.39.0001
China RoHS Status:Green Symbol: Green and environmentally friendly product

Download datasheets and manufacturer documentation for STMicroelectronics LD2981ABU33TR
Datasheet:
LD2981ABU33TR

STMicroelectronics LD2981ABU33TR Environmental and export classification status description
The LD2981ABU33TR is a low-dropout (LDO) voltage regulator from STMicroelectronics. It is designed to provide a stable output voltage of 3.3V. It features low quiescent current and low dropout voltage, making it suitable for battery-powered applications. Functions - Provides a regulated output voltage of 3.3V. - Delivers up to 1A of load current. - Low dropout voltage (around 300mV at full load). - Built-in thermal shutdown and current limiting protection. - Various shutdown and enable functionalities for power management. Applications - Power supply for microcontrollers and digital circuits. - Battery-powered devices (e.g., sensors, wearable technology). - Telecommunication equipment. - Automotive electronics. - Consumer electronics like smartphones and tablets. Alternative Parts - LD2985 (available in different fixed output voltages). - LM1117 (from Texas Instruments). - MIC5219 (from Microchip Technology). - MCP1825 (from Microchip Technology). - TPS7A33 (from Texas Instruments). Embedded Modules - The LD2981ABU33TR is often included in power management modules used in compact electronic systems. - It can be found in development boards that require a stable 3.3V power rail. - Used in industrial control systems, where efficient power management is key. Q&A Q1: What is the maximum output current that the LD2981ABU33TR can deliver? A1: The LD2981ABU33TR can deliver a maximum output current of up to 1A. Q2: What is the typical dropout voltage of the LD2981ABU33TR? A2: The typical dropout voltage for the LD2981ABU33TR is about 300mV at the full load current of 1A. Q3: Is the LD2981ABU33TR suitable for battery-operated devices? A3: Yes, the LD2981ABU33TR is suitable for battery-operated devices due to its low dropout voltage and low quiescent current. Q4: What protections are integrated into the LD2981ABU33TR? A4: The LD2981ABU33TR features built-in thermal shutdown and current limiting to protect against overheating and overcurrent conditions. Q5: Can I use the LD2981ABU33TR in automotive applications? A5: Yes, the LD2981ABU33TR is suitable for automotive applications due to its robust design and ability to operate over a wide temperature range.

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Q: What is the warranty period for the LD2981ABU33TR?

A: We offer a 1-year warranty on the LD2981ABU33TR. This warranty covers any defects in materials and artistry under normal use. During the warranty period, if the product is found to be defective, it will be repaired or replaced at no charge. For further details, please refer to our warranty policy.

Q: How does Dasenic ensure the authenticity of LD2981ABU33TR from STMicroelectronics?

A: Dasenic has a dedicated business development team that rigorously tests and verifies the credentials of original STMicroelectronics manufacturers and authorized agents. All STMicroelectronics suppliers must pass a qualification review before they can list their LD2981ABU33TR products on our platform. We emphasize sourcing from reliable channels and maintaining high product quality standards, ensuring you can make your purchase with confidence.

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A: Customers can choose from industry-leading freight companies such as DHL, FedEx, UPS etc. Once your order is processed for shipment, you will receive an email with the shipping status and tracking number. Note that tracking information may take up to 24 hours to be displayed by carriers. Typically, express delivery takes 3-7 days.

Q: What is the return or replacement process for LD2981ABU33TR?

A: Dasenic conducts Pre-Shipment Inspections (PSI) on all orders to ensure quality before shipment. Suppose there are issues such as quantity discrepancies, incorrect items, or visible defects (e.g., breakage or rust), and they are acknowledged by us. In that case, returns or replacements will be accepted under the following conditions:

- The defect must be reported within 365 days after delivery.

- The product must be unused and in its original, unopened packaging.

- Requesting Return Authorizations must be obtained.

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- Please inform us within 365 days of receiving the product.

- Obtain Return Authorization from our team.

- Please refer to our After-Sale Matters for more detailed instructions.

Q: How can I contact Dasenic for support, including obtaining datasheets or pin diagrams for the LD2981ABU33TR?

A: For any after-sales support or technical consultation, including requesting the datasheet or pin diagram of the LD2981ABU33TR, you can refer to this page LD2981ABU33TR datasheet, or please contact us by email at dasenic@dasenic.com.

Q: What can you tell me about Dasenic's quality assurance practices?

A: Dasenic is committed to maintaining the highest standards of quality. We are certified under ISO14001, ISO 9001, ISO 45001 and ISO13485 standards by the Quality Systems Registrar. This certification signifies that our operational systems meet stringent international standards in quality management. Our compliance is regularly reviewed and tested to ensure ongoing adherence to these standards, affirming our commitment to quality and continuous improvement.

LD2981ABU33TR provided by STMicroelectronics

Founded in 1987, STMicroelectronics(NYSE: STM) is a global semiconductor leader delivering intelligent and energy-efficient products and solutions that power the electronics at the heart of everyday life. ST is a leading supplier of a wide range of semiconductor products and solutions, including microcontrollers, digital and analog integrated circuits, power management devices, MEMS sensors, imaging and audio solutions, and wireless connectivity solutions.Our technologies enable smarter mobility, more efficient power and energy management, and the wide-scale deployment of the Internet of Things and 5G technology. We work with our 100,000 customers and thousands of partners to design and build products, solutions, and ecosystems that address their challenges and opportunities, and the need to support a more sustainable world. ST is a multinational company headquartered in Geneva, Switzerland, with operations in over 35 countries.