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LM2941LD
1-A, 26-V, 8-WSON PackageLM2941LD
1-A, 26-V, 8-WSON Package
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Manufacturer Part # : LM2941LD
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Package/Case: WSON-8
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Brand: Texas Instruments
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Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
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LM2941LD DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
Boasting a robust set of features, the LM2941LD incorporates thermal shutdown protection, current limiting, and reverse battery protection to safeguard against potential hazards and ensure continuous, safe operation. Its wide input voltage range of 5.5V to 20V further enhances its adaptability, allowing it to seamlessly interface with various power sources. Housed in a TO-252 package, the LM2941LD is designed for easy integration into circuit designs, reducing complexity and streamlining the development process
Key Features
- High accuracy voltage regulator
- Compact size and low power consumption
- Operating temperature range of -40°C to 150°C
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Output options | Adjustable Output | Iout (max) (A) | 1 |
| Vin (max) (V) | 26 | Vin (min) (V) | 6 |
| Vout (max) (V) | 20 | Vout (min) (V) | 5 |
| Noise (µVrms) | 600 | Iq (typ) (mA) | 10 |
| Thermal resistance θJA (°C/W) | 41 | Rating | Catalog |
| Load capacitance (min) (µF) | 22 | Regulated outputs (#) | 1 |
| Features | Enable | Accuracy (%) | 5 |
| PSRR at 100 KHz (dB) | 67 | Dropout voltage (Vdo) (typ) (mV) | 500 |
| Operating temperature range (°C) | -40 to 125 |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is LM2941LD?
The LM2941LD is a low dropout voltage regulator designed by Texas Instruments. It is specifically designed to provide a regulated output voltage with low dropout voltage, making it ideal for applications where a stable power supply is required despite input voltage fluctuations.
How Does LM2941LD Work?
The LM2941LD regulates the output voltage by comparing the reference voltage to the feedback voltage and adjusting the pass transistor to maintain a stable output. It features a low dropout voltage, allowing it to regulate the output even when the input voltage is only slightly higher than the desired output voltage.
How Many Pins does LM2941LD have and What are the Functions of the Pinout Configuration?
The LM2941LD is housed in a 8-lead TO-252 package. The pinout configuration includes:
- Input: Input voltage pin.
- GND: Ground pin.
- Output: Regulated output voltage pin.
- Adj: Adjustable pin for setting the output voltage.
What are the Pros and Cons of LM2941LD?
Pros:
- Low Dropout Voltage: Maintains regulation even with small voltage differences between input and output.
- Stable Output: Provides a stable regulated output voltage for sensitive electronic components.
- Thermal Shutdown Protection: Includes built-in protection against overheating.
- Short Circuit Protection: Safeguards the regulator and the connected circuitry from damage in case of a short circuit.
- Low Quiescent Current: Consumes low power when in standby mode.
Cons:
- Heat Dissipation: May require a heatsink to dissipate heat effectively, especially at higher input-output differentials.
- External Components: May need additional capacitors or resistors for specific applications or to improve stability.
Are There Any Equivalents/Alternatives to LM2941LD for Recommendation?
- The LM2937 from Texas Instruments is a similar low dropout voltage regulator with adjustable output.
- Alternatives to the LM2941LD include the LDOPT from STMicroelectronics and the REG1117 from Texas Instruments.
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