LM2937IMPX-12
- Mfr.Part #
- LM2937IMPX-12
- Manufacturer
- National Semiconductor
- Package / Case
- TO-261-4, TO-261AA
- Datasheet
- Download
- Description
- IC REG LINEAR FIXED POS LDO REG
- Stock
- 12,162
- In Stock :
- 12,162
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- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Mount :
- Surface Mount
- Radiation Hardening :
- No
- Input Voltage Absolute-Max :
- 26V
- Voltage Tolerance-Max :
- 5%
- Pbfree Code :
- No
- Number of Outputs :
- 1
- Operating Temperature :
- -40°C~85°C
- Dropout Voltage1-Nom :
- 0.5V
- Terminal Form :
- Gull wing
- Package / Case :
- TO-261-4, TO-261AA
- Current - Supply (Max) :
- 20mA
- Output Configuration :
- Positive
- Number of Functions :
- 1
- RoHS Status :
- Non-RoHS Compliant
- Current - Output :
- 400mA
- Terminal Pitch :
- 2.3mm
- Terminal Position :
- Dual
- Mounting Type :
- Surface Mount
- Voltage Dropout (Max) :
- 1V @ 50mA
- Number of Regulators :
- 1
- Output Voltage Accuracy :
- 5 %
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Packaging :
- Tape and Reel (TR)
- Voltage - Input (Max) :
- 26V
- Peak Reflow Temperature (Cel) :
- 260
- Output Voltage :
- 12V
- Dropout Voltage :
- 500mV
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Packing Method :
- Tape and Reel
- Width :
- 3.56mm
- Pin Count :
- 4
- Protection Features :
- Over Temperature, Reverse Polarity, Short Circuit
- Quiescent Current :
- 2mA
- Max Output Current :
- 500mA
- Number of Terminations :
- 4
- Base Part Number :
- LM2937
- Output Voltage 1 :
- 12V
- ECCN Code :
- EAR99
- Number of Pins :
- 4
- Output Type :
- FIXED
- Lead Free :
- Contains Lead
- JESD-609 Code :
- e0
- Accuracy :
- 5 %
- Length :
- 6.5mm
- Datasheets
- LM2937IMPX-12

Voltage Regulators - Linear National Semiconductor LM2937IMPX-12 Overview
Introducing the LM2937IMPX-12 from National Semiconductor, a top-tier linear voltage regulator designed for precision, reliability, and efficiency. This fixed positive low-dropout (LDO) regulator excels in maintaining a stable output voltage despite variations in input voltage and load conditions, making it a quintessential choice for sensitive electronic applications. As a product from one of the industry’s leading manufacturers, the LM2937IMPX-12 is engineered to meet rigorous standards, providing a consistent, robust power supply solution. Its compact SMD package enhances its applicability in space-constrained environments, emphasizing its utility in modern electronic devices.
LM2937IMPX-12 Features
The LM2937IMPX-12 voltage regulator offers a variety of features that make it an essential component for powering sensitive electronics. Key features include a low dropout voltage, ensuring efficient operation even with very low differences between the input and output voltages. It supports a maximum output current of 500 mA, which is suitable for moderate loads. Additionally, the device includes over-temperature and over-current protection, enhancing its reliability and longevity in challenging conditions.
LM2937IMPX-12 Applications
- Automotive Electronics: Used in power supply circuits within dashboards and infotainment systems, where stable voltage is crucial for performance and safety.
- Portable Devices: Ideal for battery-powered gadgets like GPS units, providing consistent power and prolonging battery life.
- Communication Equipment: Employs in power management solutions for radios and other communication devices to ensure reliable operation free from power fluctuations.
- Microcontroller Systems: Serves as a dependable power source for microcontrollers, crucial for maintaining the accuracy and functionality of the system.
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