LP3872EMP-3.3
- Mfr.Part #
- LP3872EMP-3.3
- Manufacturer
- National Semiconductor
- Package / Case
- TO-261-5, TO-261AB
- Datasheet
- Download
- Description
- IC REG LINEAR 3.3V 1.5A SOT223
- Stock
- 9,287
- In Stock :
- 9,287
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- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Number of Functions :
- 1
- Voltage Tolerance-Max :
- 3%
- Number of Pins :
- 5
- Pbfree Code :
- No
- Output Voltage 1 :
- 3.3V
- Mount :
- Surface Mount
- Number of Regulators :
- 1
- PSRR :
- 73dB ~ 57dB (120Hz)
- Current - Supply (Max) :
- 15mA
- Terminal Position :
- Dual
- Packaging :
- Tape and Reel (TR)
- Packing Method :
- Tape and Reel
- Dropout Voltage1-Nom :
- 0.38V
- Voltage - Input (Max) :
- 7V
- Pin Count :
- 5
- Base Part Number :
- LP3872
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Quiescent Current :
- 6mA
- Package / Case :
- TO-261-5, TO-261AB
- Output Voltage Accuracy :
- 1.5 %
- ECCN Code :
- EAR99
- Min Input Voltage :
- 2.5V
- Control Features :
- Enable
- Peak Reflow Temperature (Cel) :
- 260
- Radiation Hardening :
- No
- Output Type :
- FIXED
- Terminal Form :
- Gull wing
- Accuracy :
- 1.5 %
- Current - Quiescent (Iq) :
- 5mA
- JESD-609 Code :
- e0
- Voltage Dropout (Max) :
- 0.55V @ 1.5A
- Mounting Type :
- Surface Mount
- Max Output Current :
- 1.5A
- Protection Features :
- Over Current, Over Temperature, Short Circuit
- Output Configuration :
- Positive
- Dropout Voltage :
- 380mV
- Number of Terminations :
- 5
- Number of Outputs :
- 1
- RoHS Status :
- Non-RoHS Compliant
- Lead Free :
- Contains Lead
- Operating Temperature :
- -40°C~125°C
- Output Voltage :
- 3.3V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Datasheets
- LP3872EMP-3.3

Voltage Regulators - Linear National Semiconductor LP3872EMP-3.3 Overview
The LP3872EMP-3.3 by National Semiconductor is a robust linear voltage regulator designed to deliver a steady 3.3V output with a current capacity of up to 1.5A. This compact component, housed in a SOT223 package, ensures reliable performance with its efficient linear regulation, making it an essential choice for maintaining stable operations in sensitive electronic applications. Its design is optimized for a low dropout voltage, ensuring energy efficiency across various operating conditions. The incorporation of the Voltage Regulators - Linear National Semiconductor LP3872EMP-3.3 in your designs promises not only performance but also remarkable consistency and durability.
LP3872EMP-3.3 Features
The LP3872EMP-3.3 stands out with its high-efficiency linear voltage regulation, minimal noise output, and robust thermal protection. Its ability to maintain a low dropout voltage enhances its efficiency, making it suitable for applications requiring a stable power supply with minimal voltage variance. Additionally, the device includes over-current and over-temperature protection features, safeguarding the circuitry against potential damage due to abnormal operating conditions.
LP3872EMP-3.3 Applications
- Consumer Electronics: Utilized in powering sensitive microcontroller circuits in devices such as smartphones and tablets, ensuring consistent performance and extended battery life.
- Networking Equipment: Provides stable voltage in routers and switches, crucial for maintaining uninterrupted network communication and reliability.
- Portable Devices: Ideal for use in handheld GPS units and portable media players, where constant voltage levels are critical for device functionality and efficiency.
- Computing Systems: Applied in auxiliary power supplies within computers and servers, promoting overall system stability and reliable operation under varied electrical loads.
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