LM2941S Specifications
Manufacturer: Texas Instruments
Part Number: LM2941S
Product Type: Adjustable low dropout voltage regulator
Output Type: Positive adjustable
Output Current: 1 A
Input Voltage Max: 26 V
Output Voltage Range: 5 V to 20 V
Dropout Voltage: 0.5 V typical at 1 A
Package / Case: TO-263-5
Mounting Type: Surface mount
Reference Voltage: Trimmed internal reference
Protection Features: Current limit, thermal shutdown, reverse battery protection
Control Feature: On/off control
Operating Temperature Range: -40°C to +125°C
Key Features
LM2941S is an adjustable low dropout regulator built for stable power control in compact electronic systems. It supports up to 1 A of output current, and it also provides adjustable output operation from 5 V to 20 V. In addition, the device is designed to operate with low dropout, which helps reduce wasted voltage in practical power circuits. Because of that, it works well in systems where efficiency and thermal control both matter. The part also includes useful protection features, so it is a dependable option for industrial and embedded designs.
Applications
Industrial control boards
Embedded processor power rails
Telecom interface circuits
Test and measurement equipment
Automotive support electronics
Repair and replacement of legacy power boards
OEM power management assemblies
Instrumentation control systems
Product Overview
LM2941S is a practical power management solution for systems that need adjustable voltage regulation with dependable low dropout performance. It is designed for positive output regulation, and it can supply up to 1 A of current in a compact surface-mount package. As a result, it is useful in many board-level applications where engineers need regulated output without excessive heat loss.
Moreover, LM2941S supports an adjustable output range from 5 V to 20 V, which gives designers flexibility across different circuit requirements. This makes it suitable for products that need one regulator family to support multiple output targets. In addition, the low dropout characteristic helps improve real-world performance when the available input voltage is not far above the desired output. Therefore, it is a strong fit for tightly regulated systems, service replacements, and legacy board repairs.
The TO-263 package also makes this part suitable for space-conscious layouts and standard surface-mount assembly processes. At the same time, the built-in current limit and thermal shutdown functions help protect the device. During overload or abnormal operating conditions. Reverse battery protection adds further value, especially in equipment exposed to unstable or field-connected power sources. Because of these features, LM2941S can be used in industrial, instrumentation, and embedded environments where stable voltage delivery is important.
LM2941S is also useful for maintenance buyers and OEM sourcing teams looking for a reliable adjustable linear regulator for ongoing support needs. It works well in control boards, interface hardware, regulated subcircuits, and service inventory. Overall, this part offers a strong balance of adjustability, protection, and stable performance, which makes it a dependable option for many regulated power applications.
Contact Us
Cyndtek supplies electronic components for OEM production, industrial support, and replacement requirements. For more information about LM2941S availability, pricing, or volume purchasing, please visit https://cyndtek.com/shop/ and contact our team directly. We will be glad to help you source the right components for your application.
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