LD2981ABM30TR
- Mfr.Part #
- LD2981ABM30TR
- Manufacturer
- STMicroelectronics
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC REG LINEAR 3V 100MA SOT23-5
- Stock
- 2,633
- In Stock :
- 2,633
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - Linear
- Protection Features :
- Over Current, Over Temperature
- Control Features :
- Enable
- Number of Terminations :
- 5
- JESD-609 Code :
- e3
- Output Voltage 1 :
- 3V
- Voltage - Input (Max) :
- 16V
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Dropout Voltage :
- 180mV
- Dropout Voltage1-Nom :
- 0.12V
- Number of Functions :
- 1
- Current - Quiescent (Iq) :
- 150μA
- Radiation Hardening :
- No
- ECCN Code :
- EAR99
- Max Output Current :
- 100mA
- Mount :
- Surface Mount
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Length :
- 3mm
- Packaging :
- Tape and Reel (TR)
- PSRR :
- 63dB (1kHz)
- Operating Temperature :
- -40°C~125°C
- Output Voltage :
- 3V
- Number of Regulators :
- 1
- Peak Reflow Temperature (Cel) :
- 260
- Voltage Dropout (Max) :
- 0.375V @ 100mA
- Output Voltage Accuracy :
- 0.75 %
- Number of Pins :
- 5
- Min Input Voltage :
- 2.5V
- Number of Outputs :
- 1
- Output Configuration :
- Positive
- RoHS Status :
- ROHS3 Compliant
- Accuracy :
- 0.75 %
- Terminal Form :
- Gull wing
- Terminal Position :
- Dual
- Package / Case :
- SC-74A, SOT-753
- Current - Supply (Max) :
- 2.6mA
- Lead Free :
- Lead Free
- Mounting Type :
- Surface Mount
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Lifecycle Status :
- ACTIVE (Last Updated: 6 months ago)
- Pin Count :
- 5
- Height :
- 1.3mm
- Output Type :
- FIXED
- Factory Lead Time :
- 14 Weeks
- Base Part Number :
- LD2981
- Quiescent Current :
- 100μA
- Input Bias Current :
- 80μA
- Width :
- 1.75mm
- Datasheets
- LD2981ABM30TR

Voltage Regulators - Linear STMicroelectronics LD2981ABM30TR Overview
The LD2981ABM30TR from STMicroelectronics is a high-performance linear voltage regulator, meticulously engineered to deliver stable and reliable power with a fixed output of 3V and a current up to 100 mA. This component is housed in a compact SOT-23-5 package, making it ideal for space-constrained applications. The Voltage Regulators - Linear STMicroelectronics LD2981ABM30TR is designed to meet rigorous standards, providing a straightforward, efficient solution for maintaining steady voltage levels in various electronic devices. Its robust design ensures reduced noise and excellent load and line regulation, making it a dependable choice for precision electronics.
LD2981ABM30TR Features
This linear regulator boasts several key features that enhance its suitability for sensitive electronic applications. These include low dropout voltage, which ensures efficient operation even when the input voltage is close to the output voltage, thereby improving overall efficiency. Additionally, it offers low ground current characteristics, which is advantageous in battery-operated devices by extending battery life. Its overtemperature and overcurrent protection mechanisms safeguard the device and the connected components from potential damage due to abnormal operating conditions.
LD2981ABM30TR Applications
- Portable Devices: Its compact size and low dropout voltage make the LD2981ABM30TR ideal for portable electronic devices such as smartphones, tablets, and digital cameras, where efficient power management is crucial.
- Healthcare Equipment: Reliable and consistent voltage levels are vital in healthcare devices. This regulator ensures stable operation in medical monitoring devices and portable healthcare gadgets.
- Power Supplies: Used in auxiliary power supplies to provide a stable voltage reference, ensuring that sensitive electronics function correctly without interference from fluctuations in the main supply.
- Consumer Electronics: Common in consumer electronics such as audio devices and gaming consoles, where stable and reliable power delivery enhances performance and durability.
- Automotive Applications: Suitable for automotive electronics where consistent and dependable power delivery is necessary for performance and safety under variable conditions.
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