| Allicdata Part #: | LM2941CSXTR-ND |
| Manufacturer Part#: |
LM2941CSX |
| Price: | $ 0.00 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Texas Instruments |
| Short Description: | IC REG LIN POS ADJ 1A DDPAK |
| More Detail: | Linear Voltage Regulator IC Positive Adjustable 1 ... |
| DataSheet: |  LM2941CSX Datasheet/PDF |
| Quantity: | 1000 |
| 1 +: | 0.00000 |
Specifications
| Current - Output: | 1A |
| Base Part Number: | LM2941 |
| Supplier Device Package: | DDPAK/TO-263-5 |
| Package / Case: | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA |
| Mounting Type: | Surface Mount |
| Operating Temperature: | 0°C ~ 125°C |
| Protection Features: | Over Temperature, Reverse Polarity, Short Circuit |
| Control Features: | Enable |
| PSRR: | -- |
| Current - Supply (Max): | 15mA |
| Current - Quiescent (Iq): | 10mA |
| Series: | -- |
| Voltage Dropout (Max): | 1V @ 1A |
| Voltage - Output (Max): | 20V |
| Voltage - Output (Min/Fixed): | 5V |
| Voltage - Input (Max): | 26V |
| Number of Regulators: | 1 |
| Output Type: | Adjustable |
| Output Configuration: | Positive |
| Part Status: | Obsolete |
| Packaging: | Tape & Reel (TR) |
Description
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LM2941CSX is one of the most popular voltage regulators of its type, owing to its ease of use, flexibility and low cost. It is a monolithic integrated circuit that offers a number of features that make it suitable for a range of applications ranging from portable consumer electronics to industrial or automotive grade power systems. In this article, we will look at the LM2941CSX application field and working principle in more detail.
LM2941CSX Application Field
The LM2941CSX is suitable for a range of applications. It\'s most common applications include:- Battery Charger – LM2941CSX can be used in battery chargers to provide a constant output voltage in both float and boost charging modes.
- Power Supplies – It can be used in AC to DC or DC to DC or DC to AC power supplies for providing a smooth output voltage.
- Switch Mode Power Supplies – LM2941CSX can be used in switch mode power supplies (SMPS) to provide a controlled and regulated output voltage.
- Portable Electronics – LM2941CSX is suitable for use in portable consumer electronics products such as mobile phones, tablets, digital cameras and video game consoles.
- Automotive Electronics – LM2941CSX is suitable for use in automotive electronics, such as electric vehicle battery management systems, power door locks, power windows and rear view mirrors.
- Industrial Electronics – LM2941CSX can also be used in many industrial applications including robotic controllers, CNC machines and programmable logic controllers (PLCs).
Working Principle of LM2941CSX
The LM2941CSX is a type of voltage regulator and consists of two main functional blocks – the error amplifier and the output stage. The error amplifier senses the output voltage and compares it to an internal reference voltage. If the output voltage exceeds the reference, the error amplifier will reduce the current through the output stage and thus reduce the output voltage. Similarly, if the output voltage is below the reference, the error amplifier will increase the current through the output stage and thus increase the output voltage.Error Amplifier
The error amplifier is a type of operational amplifier (op amp), which is configured as a comparator. The non-inverting input of the op amp is connected to the reference voltage, while the inverting input is connected to the output voltage. The output of the op amp is connected to the gate of the power MOSFET and thus controls the current through the output stage.Output Stage
The output stage consists of a power MOSFET and an output filter network. The power MOSFET is connected to the output of the error amplifier and thus is controlled by it. The output filter is then connected to the output of the power MOSFET to provide a smooth output voltage.Conclusion
The LM2941CSX is a monolithic integrated circuit with a number of features that make it suitable for a range of applications. In this article, we have looked at the LM2941CSX application field and more detail at its working principle. With its flexibility and low cost, the LM2941CSX is one of the most popular voltage regulators of its type.The specific data is subject to PDF, and the above content is for reference
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