LP2981A-50DBVR
- Mfr.Part #
- LP2981A-50DBVR
- Manufacturer
- Texas Instruments
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC REG LINEAR 5V 100MA SOT23-5
- Stock
- 23
- In Stock :
- 23
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- Manufacturer :
- Texas Instruments
- Product Category :
- Voltage Regulators - Linear
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Radiation Hardening :
- No
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Factory Lead Time :
- 6 Weeks
- Dropout Voltage1-Nom :
- 0.2V
- Number of Functions :
- 1
- Pbfree Code :
- yes
- Max Output Current :
- 100mA
- Control Features :
- Enable
- Packaging :
- Tape and Reel (TR)
- Current - Supply (Max) :
- 1.7mA
- Pin Count :
- 5
- Thickness :
- 1.2mm
- Number of Pins :
- 5
- Min Current Limit :
- 150mA
- Package / Case :
- SC-74A, SOT-753
- Voltage - Input (Max) :
- 16V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Base Part Number :
- LP2981
- Current - Quiescent (Iq) :
- 95μA
- Output Voltage Accuracy :
- 1 %
- Output Voltage 1 :
- 5V
- Voltage Dropout (Max) :
- 0.37V @ 100mA
- Terminal Position :
- Dual
- Accuracy :
- 1 %
- Min Input Voltage :
- 2.2V
- Operating Temperature :
- -40°C~125°C
- Protection Features :
- Over Current, Over Temperature, Short Circuit
- Output Type :
- FIXED
- JESD-609 Code :
- e4
- PSRR :
- 63dB (1kHz)
- RoHS Status :
- ROHS3 Compliant
- Packing Method :
- TR
- ECCN Code :
- EAR99
- Mount :
- Surface Mount
- Number of Outputs :
- 1
- Number of Regulators :
- 1
- Length :
- 2.9mm
- Peak Reflow Temperature (Cel) :
- 260
- Quiescent Current :
- 600μA
- Lead Free :
- Lead Free
- Number of Terminations :
- 5
- Input Bias Current :
- 600μA
- Terminal Form :
- Gull wing
- Height :
- 1.45mm
- Output Voltage :
- 5V
- Dropout Voltage :
- 200mV
- Mounting Type :
- Surface Mount
- Width :
- 1.6mm
- Output Configuration :
- Positive
- Datasheets
- LP2981A-50DBVR
LP2981A-50DBVR Documents

Voltage Regulators - Linear Texas Instruments LP2981A-50DBVR Overview
The Voltage Regulators - Linear Texas Instruments LP2981A-50DBVR is a top-of-the-line linear voltage regulator designed for applications requiring a stable and reliable power supply. Crafted by Texas Instruments, a leader in semiconductor innovation, this regulator ensures excellent load and line regulation with a minimal dropout voltage of just 280mV at full load. The compact SOT-23-5 package makes it suitable for space-constrained applications, while maintaining a robust 100 mA output current capability. Ideal for sensitive electronics, the LP2981A-50DBVR delivers a fixed 5V output, contributing to system stability and improved operational efficiency.
LP2981A-50DBVR Features
- Output voltage fixed at 5V with a capacity of 100 mA output current.
- Ultra-low dropout voltage (280mV at full load), ideal for battery-operated devices.
- High accuracy output regulation that enhances system reliability.
- Thermal overload protection and short-circuit protection features ensure durability and safety.
- Low noise operation, which is crucial for RF and precision analog systems.
- Small form factor (SOT-23-5 package) suitable for compact designs.
LP2981A-50DBVR Applications
- Portable Devices: Provides stable power in portable electronics like GPS systems, enhancing reliability and performance in mobile environments.
- RF Applications: Ensures low noise power for RF devices, critical in maintaining signal integrity in communication hardware.
- Healthcare Devices: Used in medical monitoring equipment where consistent and reliable voltage is paramount for accurate readings and device safety.
- Consumer Electronics: Ideal for powering consumer electronics such as cameras and personal media players, offering enhanced battery life and efficiency.
- Microcontroller Power Supply: Powers microcontrollers in various applications, ensuring stable operation and reducing system noise for sensitive components.
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