LP3966ESX-2.5
- Mfr.Part #
- LP3966ESX-2.5
- Manufacturer
- National Semiconductor
- Package / Case
- TO-263-6, D2Pak (5 Leads + Tab), TO-263BA
- Datasheet
- Download
- Description
- IC REG LIN 2.5V 3A DDPAK/TO263-5
- Stock
- 4,472
- In Stock :
- 4,472
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- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Min Input Voltage :
- 2.5V
- Number of Outputs :
- 1
- Quiescent Current :
- 5mA
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- ECCN Code :
- EAR99
- Length :
- 10.16mm
- Max Output Current :
- 3A
- Dropout Voltage1-Nom :
- 0.8V
- Pin Count :
- 4
- Output Voltage 1 :
- 2.5V
- Accuracy :
- 1.5 %
- Number of Regulators :
- 1
- Output Voltage Accuracy :
- 1.5 %
- Base Part Number :
- LP3966
- Output Configuration :
- Positive
- Output Type :
- FIXED
- Terminal Position :
- Single
- Mount :
- Surface Mount
- Dropout Voltage :
- 800mV
- Radiation Hardening :
- No
- Output Voltage :
- 2.5V
- Thickness :
- 4.58mm
- Packing Method :
- TR
- Packaging :
- Tape and Reel (TR)
- Width :
- 8.42mm
- Lead Free :
- Contains Lead
- Height :
- 4.83mm
- Terminal Form :
- Gull wing
- Lifecycle Status :
- NRND (Last Updated: 1 week ago)
- Current - Quiescent (Iq) :
- 9mA
- Number of Pins :
- 5
- Operating Temperature :
- -40°C~125°C
- Number of Terminations :
- 5
- Number of Functions :
- 1
- Mounting Type :
- Surface Mount
- Min Current Limit :
- 4A
- Protection Features :
- Over Current, Over Temperature, Short Circuit
- RoHS Status :
- Non-RoHS Compliant
- Package / Case :
- TO-263-6, D2Pak (5 Leads + Tab), TO-263BA
- Voltage - Input (Max) :
- 7V
- Current - Supply (Max) :
- 15mA
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Control Features :
- Enable
- Voltage Tolerance-Max :
- 3%
- Voltage Dropout (Max) :
- 1.2V @ 3A
- Peak Reflow Temperature (Cel) :
- 235
- JESD-609 Code :
- e0
- Datasheets
- LP3966ESX-2.5
LP3966ESX-2.5 Documents

Voltage Regulators - Linear National Semiconductor LP3966ESX-2.5 Overview
The Voltage Regulators - Linear National Semiconductor LP3966ESX-2.5 is a precision-engineered linear voltage regulator designed for applications requiring a stable and reliable power supply. With a fixed output of 2.5V and a capacity to deliver up to 3A of current, this device ensures efficient performance across a wide range of operating conditions. Manufactured by National Semiconductor, the LP3966ESX-2.5 stands out for its robust thermal performance and low dropout voltage, making it particularly suitable for high-performance industrial applications. Its compact DDPAK/TO263-5 package allows for efficient use of PCB space, enhancing its appeal for sophisticated electronics systems.
LP3966ESX-2.5 Features
- Fixed output voltage of 2.5V, ideal for consistent power delivery.
- High output current capacity of 3A, supporting heavier loads.
- Low dropout voltage, ensuring better performance under varying input conditions.
- Excellent thermal performance with DDPAK/TO263-5 package.
- Built-in protection features such as over-temperature and over-current protection, enhancing device reliability and longevity.
LP3966ESX-2.5 Applications
- Consumer Electronics: Utilized in powering sensitive electronic devices like smartphones and tablets, where stable voltage is critical.
- Telecommunications: Employed in telecommunication equipment to ensure reliable operation of communication systems.
- Automotive Electronics: Integral in automotive applications for managing the electronic control units that require consistent power delivery.
- Industrial Systems: Used in industrial automation systems to regulate power supply to critical sensors and actuators.
- Power Management Solutions: Provides robust solutions for power management in multi-output power supplies, where multiple voltage levels are required.
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