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LM7805MPX/NOPB
4-SOT-223 packaged LM7805MPX/NOPB is a 1.5-Amp, 30-Volt linear voltage regulator suitable for operation in temperatures from 0 to 125 degreesLM7805MPX/NOPB
4-SOT-223 packaged LM7805MPX/NOPB is a 1.5-Amp, 30-Volt linear voltage regulator suitable for operation in temperatures from 0 to 125 degrees
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製造商零件號 # : LM7805MPX/NOPB
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包裝/封裝: SOT-223 (DCY)-4
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製造商: Texas Instruments
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產品分類 : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
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LM7805MPX/NOPB 數據表
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詳細說明
The LM7805MPX/NOPB from Texas Instruments is a highly reliable linear voltage regulator IC that is specifically designed to deliver a stable output voltage of 5 volts with a maximum output current of 1A. It comes in a TO-220 package, making it suitable for a wide range of applications where a consistent 5V power supply is essential. This IC is equipped with thermal overload protection, short circuit protection, and safe operating area protection, ensuring the safety and reliability of the device in various operating conditions. With an operating temperature range of -40°C to 125°C, the LM7805MPX/NOPB is capable of delivering efficient performance even in challenging environments. Furthermore, it has a dropout voltage of 2V, allowing for effective regulation of voltage. With a minimum input voltage requirement of 7V and a typical dropout voltage of 2V, this IC offers reliable and efficient operation
主要特徵
- Total power dissipation of 120W at 50°C
- Short-circuit protection prevents damage from fault currents
應用
- Stable power output
- High performance regulation
- Robust industrial solution
規格
以下是所選零件的基本參數，涉及零件的特性及其所屬類別。
| Output options | Fixed Output | Iout (max) (A) | 1.5 |
| Vin (max) (V) | 30 | Vin (min) (V) | 7.5 |
| Vout (max) (V) | 15 | Vout (min) (V) | 5 |
| Fixed output options (V) | 5, 12, 15 | Noise (µVrms) | 40 |
| Iq (typ) (mA) | 6 | Thermal resistance θJA (°C/W) | 24 |
| Rating | Catalog | Load capacitance (min) (µF) | 0 |
| Regulated outputs (#) | 1 | Accuracy (%) | 3 |
| PSRR at 100 KHz (dB) | 48 | Dropout voltage (Vdo) (typ) (mV) | 2000 |
| Operating temperature range (°C) | -40 to 125, 0 to 125 |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is LM7805MPX/NOPB?
The LM7805MPX/NOPB is a 3-terminal, positive voltage regulator IC manufactured by Texas Instruments. It is a popular choice for providing a stable 5V output voltage from a higher input voltage source in various electronic circuits.
How Does LM7805MPX/NOPB Work?
The LM7805MPX/NOPB operates as a linear voltage regulator, maintaining a constant output voltage of 5V regardless of changes in input voltage and load conditions. It includes internal circuitry that compares the output voltage to a fixed reference voltage, adjusting the pass transistor to regulate the output within specifications.
How Many Pins does LM7805MPX/NOPB have and What are the Functions of the Pinout Configuration?
The LM7805MPX/NOPB is available in a metal TO-220 package with 3 pins:
- Input (Vin): The input voltage pin where the higher input voltage is applied.
- Ground (GND): The ground pin connected to the common ground of the circuit.
- Output (Vout): The regulated 5V output voltage pin.
What are the Pros and Cons of LM7805MPX/NOPB?
Pros:
- Simple to Use: Easy to implement in various circuits requiring a stable 5V output.
- Low Cost: Affordable voltage regulator solution for many applications.
- Reliable: Known for its stability and robust performance over a wide range of operating conditions.
- Widely Available: Commonly stocked by many suppliers due to its widespread use.
Cons:
- Heat Dissipation: May require a heat sink for efficient heat dissipation, especially when handling higher currents or voltage differentials.
- Fixed Output Voltage: The LM7805MPX/NOPB provides a fixed 5V output, limiting flexibility in voltage selection.
Are There Any Equivalents/Alternatives to LM7805MPX/NOPB for Recommendation?
- The LM2937 from Texas Instruments is a low dropout regulator that can be an alternative to the LM7805MPX/NOPB.
- Alternatives to the LM7805MPX/NOPB include the UA7805 from Texas Instruments and the L78S05CV from STMicroelectronics.
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