The LM340 series of linear voltage regulators is a family of monolithic 3-terminal positive voltage regulators that can deliver over 1.5-A output current 1. These regulators employ internal current-limiting, thermal shutdown, and safe-area compensation, making them essentially indestructible
Texas Instruments LM340 series Linear Voltage Regulators
Comprehensive Guide to LM340 Integrated Circuits (ICs) Linear Voltage Regulators
This post lists the Key Component Features, Diverse Applications, Associated Series Parts, Technical Documents(PDF Datasheets, User Guides), Frequently asked questions, and Related Series of Texas Instruments LM340 series Linear Voltage Regulators products.
Applications
- Industrial transport (non-car & non-light truck)
- Test & measurement
Associated Products
| Part Number | Description | Stock | RFQ |
|---|---|---|---|
| LM340AS-5.0/NOPB | IC REG LIN 5V 1A DDPAK/TO263-3 | 0 | RFQ |
| LM340T-5.0/LB01 | LDO Regulator Pos 5V 1A 3-Pin(3+Tab) TO-220 Rail | 0 | RFQ |
| LM340MP-5.0/NOPB | TEXAS INSTRUMENTS LM340MP-5.0/NOPB. LINEAR REG, FIXED, 5V, 1A, SOT-223-4, FULL REEL | 3500 | RFQ |
| LM340MP-5.0 | IC REG LINEAR 5V 1A SOT223-4 | 5 | RFQ |
| LM340SX-5.0/NOPB | TEXAS INSTRUMENTS LM340SX-5.0/NOPB. LINEAR VOLTAGE REGULATOR 5V TO-263-3, FULL REEL | 60 | RFQ |
| LM340T-5.0/LF01 | LDO Regulator Pos 5V 1A 3-Pin(3+Tab) TO-220 Rail | 141 | BUY |
| LM340T-15/NOPB | IC REG LINEAR 15V 1A TO220-3 | 4 | BUY |
| LM340S-5.0/NOPB | IC REG LIN 5V 1A DDPAK/TO263-3 | 71 | BUY |
| LM340LAZ-5.0/NOPB | IC REG LINEAR 5V 100MA TO92-3 | 3383 | BUY |
| LM340AT-5.0 | IC REG LINEAR 5V 1A TO220-3 | 2 | RFQ |
| LM340T-15 | IC REG LINEAR 15V 1A TO220-3 | 0 | RFQ |
| LM340SX-12 | IC REG LIN 12V 1A DDPAK/TO263-3 | 15 | RFQ |
| LM340SX-5.0 | IC REG LIN 5V 1A DDPAK/TO263-3 | 500 | BUY |
| LM340K-5.0/NOPB | IC REG LINEAR 5V 1A TO3-2 | 2847 | BUY |
| LM340SX-12/NOPB | IC REG LIN 12V 1A DDPAK/TO263-3 | 12410 | BUY |
| LM340S-5.0 | IC REG LIN 5V 1A DDPAK/TO263-3 | 0 | RFQ |
| LM340T-12 | IC REG LINEAR 12V 1A TO220-3 | 109 | RFQ |
| LM340T-5.0/NOPB | IC REG LINEAR 5V 1A TO220-3 | 12 | RFQ |
| LM340AT-5.0/NOPB | IC REG LINEAR 5V 1A TO220-3 | 1020 | BUY |
| LM340LAH-5.0/NOPB | IC REG LINEAR 5V 100MA TO39-3 | 0 | RFQ |
Technical Documents
- Mult Devices 12/Apr/2018
- Wire Base Metal 05/Oct/2016
- Pin One Dot 07/Jan/2019
- Assembly Site Mult Devices 22/Jan/2019
- Mult Devices 21/Aug/2017
- LM340T-15-National-Semiconductor-datasheet-11775515.pdf
- LM340T-15-Texas-Instruments-datasheet-10839059.pdf
- LM340T-15-Texas-Instruments-datasheet-21256218.pdf
- LM340T-15-National-Semiconductor-datasheet-5219.pdf
- LM340T-15-National-Semiconductor-datasheet-63750.pdf
- LM340T-15-National-Semiconductor-datasheet-103972.pdf
- LM340T-15-National-Semiconductor-datasheet-8223030.pdf
Related Series
Analog Devices ADP70xx series Linear regulators
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Texas Instruments LM723 series Linear Voltage Regulators
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Texas Instruments UA7805 series Linear Voltage Regulators
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Texas Instruments UA7812 series Linear Voltage Regulators
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Frequently Asked Questions
What are the similar products or Substitute Components of Texas Instruments LM340 series Linear Voltage Regulators
STMicroelectronics L78xx Series: The L78xx series regulators from STMicroelectronics offer similar functionality and pin compatibility with the LM340 series. They provide fixed positive voltage outputs and come in various voltage options. For example, the L7805 provides a fixed 5V output. ON Semiconductor MC78xx Series: The MC78xx series of regulators from ON Semiconductor is another alternative to the LM340 series. These regulators offer fixed positive voltage outputs and are available in different voltage options. The MC7805 provides a fixed 5V output. Fairchild Semiconductor KA78xx Series: The KA78xx series from Fairchild Semiconductor is a family of fixed positive voltage regulators that can be used as substitutes for the LM340 series. They provide a range of fixed voltage outputs and have pin compatibility with the LM340 series.
How do I choose the right voltage regulator for my application?
Choosing the right voltage regulator for your application involves considering several factors such as voltage requirements, current capacity, efficiency, noise performance, thermal management, and additional features