LP2957AIT
- Mfr.Part #
- LP2957AIT
- Manufacturer
- National Semiconductor
- Package / Case
- TO-220-5 Formed Leads
- Datasheet
- Download
- Description
- IC REG LINEAR 5V 250MA TO220-5
- Stock
- 953
- In Stock :
- 953
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Operating Temperature :
- -40°C~125°C
- Base Part Number :
- LP2957
- JESD-609 Code :
- e0
- Number of Pins :
- 5
- Number of Functions :
- 1
- ECCN Code :
- EAR99
- Control Features :
- Enable
- Voltage - Input (Max) :
- 30V
- Current - Supply (Max) :
- 33mA
- Min Input Voltage :
- -20V
- Pbfree Code :
- No
- Output Voltage :
- 5V
- Pin Count :
- 3
- Voltage Dropout (Max) :
- 0.8V @ 250mA
- Lead Free :
- Contains Lead
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Radiation Hardening :
- No
- Terminal Position :
- Single
- Number of Outputs :
- 1
- Output Voltage 1 :
- 5V
- Current - Quiescent (Iq) :
- 200μA
- Number of Terminations :
- 5
- Mounting Type :
- Through Hole
- Output Configuration :
- Positive
- Package / Case :
- TO-220-5 Formed Leads
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Mount :
- Through Hole
- Max Output Current :
- 250mA
- Number of Regulators :
- 1
- Quiescent Current :
- 200μA
- RoHS Status :
- Non-RoHS Compliant
- Packaging :
- Tube
- Dropout Voltage1-Nom :
- 0.8V
- Dropout Voltage :
- 470mV
- Output Type :
- FIXED
- Accuracy :
- 1.4 %
- Input Voltage Absolute-Max :
- 30V
- Protection Features :
- Over Current, Over Temperature, Reverse Polarity
- Datasheets
- LP2957AIT

Voltage Regulators - Linear National Semiconductor LP2957AIT Overview
Introducing the LP2957AIT from National Semiconductor, a top-tier linear voltage regulator designed for optimal performance in a variety of applications. This robust component ensures a steady 5V output with a current capacity of 250mA, encapsulated in a durable TO220-5 package. Its design is particularly suited for applications requiring a reliable power supply with minimal dropout voltage and superior thermal performance. The LP2957AIT is an essential choice for designers looking for high efficiency coupled with low voltage operation, making it ideal for both commercial and industrial environments.
LP2957AIT Features
The LP2957AIT voltage regulator includes several key features such as thermal overload protection, which prevents the device from overheating, and short circuit protection to ensure safety in the event of an output short. Additionally, its dropout voltage is exceptionally low, making it efficient for systems where voltage supply is a constraint. The TO220-5 package is designed for easy integration into a wide range of electronic assemblies.
LP2957AIT Applications
- Consumer Electronics: Used in TVs, radios, and other household devices where consistent voltage is key to functionality and performance.
- Automotive Electronics: Integrates into vehicle-based electronic systems, supporting sensors and entertainment systems that require a stable 5V supply.
- Telecommunication Equipment: Powers devices such as routers and switches, ensuring reliable operation through stable voltage delivery.
- Portable Battery-Powered Devices: Ideal for extending battery life in portable devices through efficient power management.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















