LP2957IS/NOPB
- Mfr.Part #
- LP2957IS/NOPB
- Manufacturer
- Texas Instruments
- Package / Case
- TO-263-6, D2Pak (5 Leads + Tab), TO-263BA
- Datasheet
- Download
- Description
- FIXED POSITIVE LDO REGULATOR, 5V
- Stock
- 30,931
- In Stock :
- 30,931
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- Manufacturer :
- Texas Instruments
- Product Category :
- Voltage Regulators - Linear
- Number of Outputs :
- 1
- Output Configuration :
- Positive
- Pbfree Code :
- No
- Height :
- 4.57mm
- Peak Reflow Temperature (Cel) :
- 245
- Length :
- 8.64mm
- Input Voltage Absolute-Max :
- 30V
- Voltage - Input (Max) :
- 30V
- Protection Features :
- Over Current, Over Temperature, Reverse Polarity
- Output Type :
- FIXED
- Current - Quiescent (Iq) :
- 200μA
- Lead Free :
- Contains Lead
- Dropout Voltage :
- 470mV
- Mount :
- Surface Mount
- Control Features :
- Enable
- Dropout Voltage1-Nom :
- 0.8V
- Terminal Position :
- Single
- Number of Pins :
- 5
- Terminal Form :
- Gull wing
- ECCN Code :
- EAR99
- Base Part Number :
- LP2957
- Package / Case :
- TO-263-6, D2Pak (5 Leads + Tab), TO-263BA
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Width :
- 10.16mm
- Mounting Type :
- Surface Mount
- Output Voltage 1 :
- 5V
- Number of Terminations :
- 5
- RoHS Status :
- Non-RoHS Compliant
- Packaging :
- Tube
- JESD-609 Code :
- e3
- Number of Regulators :
- 1
- Number of Functions :
- 1
- Max Output Current :
- 250mA
- Current - Supply (Max) :
- 33mA
- Output Voltage :
- 5V
- Pin Count :
- 4
- Quiescent Current :
- 200μA
- Min Input Voltage :
- -20V
- Voltage Tolerance-Max :
- 2.4%
- Operating Temperature :
- -40°C~125°C
- Voltage Dropout (Max) :
- 0.8V @ 250mA
- Terminal Finish :
- Matte Tin (Sn)
- Radiation Hardening :
- No
- Datasheets
- LP2957IS/NOPB

Voltage Regulators - Linear Texas Instruments LP2957IS/NOPB Overview
The LP2957IS/NOPB by Texas Instruments stands out as a robust fixed positive LDO (Low-Dropout) regulator designed for applications requiring stable and reliable power supply. Engineered specifically to offer a constant 5V output, this component excels in environments demanding high efficiency and low power dissipation. The device's capability to maintain consistent performance with minimal input-to-output differential makes it an ideal choice for sensitive electronic applications. Its integration features, including over-temperature and over-current protection, enhance system reliability, ensuring long-term operational stability. This product's strategic design and technical precision make the Voltage Regulators - Linear Texas Instruments LP2957IS/NOPB an essential component in advanced electronic systems.
LP2957IS/NOPB Features
The LP2957IS/NOPB includes multiple features that enhance its utility in a wide range of applications. Key features include an output voltage of 5V, high accuracy in output regulation, and an impressive dropout voltage which ensures efficiency across varying input levels. Additionally, the regulator is equipped with safety mechanisms such as thermal shutdown and current limiting, which safeguard the device under extreme conditions. Its compact package and high integration support streamlined circuit design, allowing for simplified board layouts and reduced component count.
LP2957IS/NOPB Applications
- Consumer Electronics: Utilized in powering sensitive microprocessor-based devices such as tablets and smartphones, ensuring stable operation and prolonging device longevity.
- Portable Devices: Ideal for battery-operated devices such as handheld GPS systems, providing efficient power management and reducing the likelihood of device malfunction due to unstable voltage levels.
- Automotive Applications: Can be employed in automotive electronics for controlling dashboard instrumentation and infotainment systems, offering consistent performance despite variations in battery voltage.
- Telecommunications Equipment: Used in powering communication devices and infrastructure, ensuring reliable operation of systems critical for data transmission and reception.
- Medical Devices: Applicable in medical monitoring equipment, where precise voltage regulation is crucial for accurate device functionality and patient safety.
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