LM317EMP
- Mfr.Part #
- LM317EMP
- Manufacturer
- Texas Instruments
- Package / Case
- TO-261-4, TO-261AA
- Datasheet
- Download
- Description
- IC REG LIN POS ADJ 1.5A SOT223-4
- Stock
- 4,262
- In Stock :
- 4,262
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- Manufacturer :
- Texas Instruments
- Product Category :
- Voltage Regulators - Linear
- Terminal Position :
- Dual
- Power Supply Rejection Ratio (PSRR) :
- 80dB
- RoHS Status :
- Non-RoHS Compliant
- Contact Plating :
- Lead, Tin
- Dropout Voltage :
- 2V
- JESD-609 Code :
- e0
- Mounting Type :
- Surface Mount
- Lead Free :
- Contains Lead
- Number of Terminations :
- 3
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Radiation Hardening :
- No
- Reference Voltage :
- 1.25V
- Package / Case :
- TO-261-4, TO-261AA
- Thickness :
- 1.6mm
- REACH SVHC :
- No SVHC
- Output Type :
- Adjustable
- Number of Regulators :
- 1
- Weight :
- 188.014037mg
- Number of Functions :
- 1
- Min Input Voltage :
- 4.2V
- Output Voltage :
- 37V
- Number of Pins :
- 4
- Number of Outputs :
- 1
- ECCN Code :
- EAR99
- Current - Output :
- 1.5A
- Max Output Current :
- 1A
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Length :
- 6.5mm
- Mount :
- Surface Mount
- Terminal Form :
- Gull wing
- Pin Count :
- 4
- Base Part Number :
- LM317
- Height :
- 1.8mm
- Terminal Pitch :
- 2.3mm
- Protection Features :
- Over Current, Over Temperature, Short Circuit
- Dropout Voltage1-Nom :
- 2.25V
- Packaging :
- Tape and Reel (TR)
- PSRR :
- 80dB ~ 65dB (120Hz)
- Peak Reflow Temperature (Cel) :
- 260
- Width :
- 3.5mm
- Lifecycle Status :
- NRND (Last Updated: 5 days ago)
- Operating Temperature :
- 0°C~125°C
- Output Configuration :
- Positive
- Current Rating :
- 1A
- Quiescent Current :
- 3.5mA
- Datasheets
- LM317EMP

Voltage Regulators - Linear Texas Instruments LM317EMP Overview
The LM317EMP from Texas Instruments is a highly versatile linear voltage regulator, ideal for a myriad of adjustable voltage applications. Designed to offer a maximum output current of 1.5A, this component ensures a stable and reliable performance in a compact SOT223 package. Its ability to adjust output voltage from 1.25V to 37V makes it exceptionally suitable for developing tailored power supply circuits. The LM317EMP is engineered to meet rigorous standards, providing exceptional thermal regulation and protection features, making it a cornerstone for developing robust and efficient electronic systems.
LM317EMP Features
The LM317EMP boasts a range of features designed to enhance its performance and usability in various applications. Key features include an adjustable output voltage ranging from 1.25V to 37V, a maximum output current of 1.5A, and an operational temperature range from 0°C to 125°C. Additionally, it offers overload protection through current limiting and thermal shutdown, ensuring device safety and longevity under harsh conditions.
LM317EMP Applications
- Power Supplies: Utilized in adjustable power supplies for testing and development environments, where variable output is crucial.
- Battery Chargers: Ideal for creating highly efficient, adjustable charging circuits for various battery types.
- Laboratory Equipment: Enables precise voltage control, essential for powering sensitive laboratory instrumentation.
- LED Drivers: Can be used to develop constant current sources for driving high-power LEDs, ensuring stable and reliable operation.
- Solar Power Systems: Plays a critical role in solar regulators to manage and stabilize output voltage from solar panels.
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