LP3961EMP-3.3
- Mfr.Part #
- LP3961EMP-3.3
- Manufacturer
- National Semiconductor
- Package / Case
- TO-261-5, TO-261AB
- Datasheet
- Download
- Description
- IC REG LINEAR FIXED POS LDO 3.3V
- Stock
- 1,754
- In Stock :
- 1,754
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- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Min Current Limit :
- 1.2A
- Min Supply Voltage :
- 2.5V
- Output Voltage 1 :
- 3.3V
- Length :
- 6.5mm
- Quiescent Current :
- 4mA
- Voltage :
- 3.3V
- Control Features :
- Enable
- Nominal Output Voltage :
- 3.3V
- Max Output Voltage :
- 3.3V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Output Voltage Accuracy :
- 1.5 %
- Max Output Current :
- 800mA
- Lifecycle Status :
- NRND (Last Updated: 1 week ago)
- Width :
- 3.56mm
- Output Configuration :
- Positive
- Base Part Number :
- LP3961
- Qualification Status :
- Not Qualified
- Package / Case :
- TO-261-5, TO-261AB
- RoHS Status :
- Non-RoHS Compliant
- Protection Features :
- Over Current, Over Temperature, Short Circuit
- Max Supply Voltage :
- 7V
- Packaging :
- Tape and Reel (TR)
- Output Type :
- FIXED
- Dropout Voltage :
- 240mV
- Mount :
- Surface Mount
- REACH SVHC :
- No SVHC
- Peak Reflow Temperature (Cel) :
- 260
- ECCN Code :
- EAR99
- Accuracy :
- 1.5 %
- JESD-609 Code :
- e0
- Terminal Form :
- Gull wing
- Reach Compliance Code :
- not_compliant
- Terminal Position :
- Dual
- Height :
- 1.8mm
- Current - Supply (Max) :
- 15mA
- Dropout Voltage1-Nom :
- 0.24V
- Operating Temperature :
- -40°C~125°C
- Mounting Type :
- Surface Mount
- Thickness :
- 1.6mm
- Number of Terminations :
- 5
- Output Voltage :
- 3.3V
- Number of Regulators :
- 1
- Number of Functions :
- 1
- Pin Count :
- 5
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Min Input Voltage :
- 2.5V
- Current - Quiescent (Iq) :
- 9mA
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Voltage Dropout (Max) :
- 0.35V @ 800mA
- Packing Method :
- TR
- Lead Free :
- Contains Lead
- Number of Outputs :
- 1
- Number of Pins :
- 5
- Datasheets
- LP3961EMP-3.3

Voltage Regulators - Linear National Semiconductor LP3961EMP-3.3 Overview
The LP3961EMP-3.3 from National Semiconductor represents a pinnacle in linear voltage regulation technology, ensuring a stable 3.3V output with a minimal input of 4.5V. This low dropout (LDO) regulator is designed to deliver high efficiency and reliability, ideal for sensitive electronic applications where voltage stability is critical. The robust design of the LP3961EMP-3.3 guarantees minimal dropout voltage and excellent transient response, making the Voltage Regulators - Linear National Semiconductor LP3961EMP-3.3 an indispensable component in modern electronic systems.
LP3961EMP-3.3 Features
This LDO voltage regulator stands out due to its impressive features, including a fixed output voltage of 3.3V, which simplifies circuit design by eliminating the need for additional steps in voltage regulation. It supports a maximum output current of 800mA, which is suitable for a wide range of applications, from microcontrollers to other digital systems. Furthermore, its thermal overload protection ensures the device operates safely under various conditions, and with a quiescent current of only 5μA in shutdown mode, it excels in power-sensitive applications.
LP3961EMP-3.3 Applications
- Consumer Electronics: Ideal for power management in portable devices like GPS systems, where consistent voltage levels are crucial for accurate performance.
- Industrial Automation: Provides reliable power supply solutions for sensors and control systems, ensuring stable operation in environments requiring precise voltage control.
- Telecommunications: Used in network devices such as routers and switches to maintain optimal function by providing steady voltage despite variable loads.
- Computing Devices: Supports motherboards and other integral computer components where stable and reliable power delivery is necessary for effective data processing.
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