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Texas Instruments Voltage Regulator 26V TO-220 3-Pin LDO Linear LM2937ET-5.0/NOPB
Specifications
| Country of Origin | India |
|---|---|
| Brand | Texas Instruments |
| Height | 8.89mm |
| Length | 10.16mm |
| Model | LM2937ET-5.0/NOPB |
| Width | 4.7mm |
| Mount Type | Through Hole |
| Series | LM2937 |
| Maximum Operating Temperature | 125°C |
| Package Type | TO-220 |
| Polarity | Positive |
| Maximum Input Voltage | 26V |
| Quiescent Current | 20mA |
| Minimum Input Voltage | 6V |
| Pin Count | 3 |
Key Features
- Provides a fixed 5.0V regulated positive output voltage with low dropout.
- Designed for through-hole mounting in a TO-220 package for easy integration.
- Quiescent current of 20mA ensures energy efficient operation.
- Maximum operating temperature up to 125°C for reliability in demanding environments.
- Low noise and high power supply rejection ratio ensure stable voltage output.
- Suitable for applications requiring regulated voltage from higher battery or power sources.
- Compatible with a variety of electronic circuits including automotive and industrial controls.
Product Description
The Texas Instruments LM2937ET-5.0/NOPB is a low dropout (LDO) linear voltage regulator supplied in a 3-pin TO-220 package. It supports input voltages ranging from 6V up to a maximum of 26V and provides a fixed output voltage of 5.0V with positive polarity. The device features a low quiescent current of 20mA, making it suitable for energy-efficient power management in electronic applications.
This voltage regulator is designed for through-hole mounting and is notable for its ability to operate at temperatures up to 125°C, ensuring reliable performance in various industrial and automotive environments. The LDO design offers low output noise and excellent line regulation alongside a high power supply rejection ratio (PSRR), which helps to maintain a stable output voltage even with fluctuating input power.
Commonly used in power management IC designs, the LM2937ET-5.0/NOPB delivers consistent 5V output suitable for microcontroller, sensor, and control circuits that require a regulated supply voltage derived from higher supply voltages such as 12V or automotive batteries.
Provides fixed 5.0V regulated positive output with minimal dropout. Low quiescent current of 20mA supports efficient energy use. Maximum operating temperature of 125°C for rugged applications. TO-220 package supports through-hole PCB mounting for easy assembly.
High PSRR ensures stable voltage with reduced noise interference. Input voltage range suitable for automotive and industrial power lines. Improves production efficiency by enabling stable voltage regulation in machinery.
This voltage regulator is ideal for industrial, automotive, laboratory, and electronic equipment applications requiring a stable 5V power supply. It contributes to ensuring operational stability and safety under varying environmental conditions.
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Frequently Asked Questions
The maximum input voltage for the LM2937ET-5.0/NOPB is 26V.
It provides a fixed output voltage of 5.0V with positive polarity.
The quiescent current is 20mA, which supports energy-efficient operation.
The LM2937ET-5.0/NOPB can operate at temperatures up to 125°C.
It comes in a TO-220 package, designed for through-hole mounting.
The dimensions are 10.16mm in length, 4.7mm in width, and 8.89mm in height.
Yes, it is suitable for automotive applications as it can handle input voltages commonly found in automotive power lines.
This model supports through-hole mounting for easy integration into circuits.
The LM2937ET-5.0/NOPB features a high power supply rejection ratio, which helps maintain a stable output voltage.
It is designed for applications requiring a stable 5V power supply, such as microcontroller and sensor circuits.
The minimum input voltage is 6V, allowing it to regulate from higher supply voltages.
This voltage regulator has a pin count of 3.
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