LM2676T-ADJ
Low Component Count 3A Regulator
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製造商零件號 # : LM2676T-ADJ
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包裝/封裝: TO220-7
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製造商: Texas Instruments
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產品分類 : Voltage Regulators - DC DC Switching Regulators
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LM2676T-ADJ 數據表
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詳細說明
The LM2676T-ADJ is a versatile and reliable step-down switching regulator that offers adjustable output voltage capabilities. With a maximum output current of 3A and a wide input voltage range of 8V to 40V, this device is perfect for various applications where a stable and efficient power supply is essential. The adjustable output voltage range of 1.2V to 37V allows for flexibility and customization, making it an ideal choice for diverse electronic projects
主要特徵
- Laboratory equipment often employs LM26 Series ICs.
- This IC is suitable for many industrial automation systems.
- The LM26 series has a reputation for reliability and accuracy.
- Their high performance makes them ideal for various applications.
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。
Vin (min) (V) | 8 | Vin (max) (V) | 40 |
Vout (min) (V) | 1.23 | Vout (max) (V) | 37 |
Iout (max) (A) | 3 | Iq (typ) (mA) | 4.2 |
Switching frequency (min) (kHz) | 260 | Switching frequency (max) (kHz) | 260 |
Features | Enable, Over Current Protection | Operating temperature range (°C) | -40 to 125 |
Rating | Catalog | Regulated outputs (#) | 1 |
Control mode | Voltage mode | Duty cycle (max) (%) | 91 |
Type | Converter |
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 LM2676T-ADJ?
The LM2676T-ADJ is a high-efficiency step-down voltage regulator designed by Texas Instruments. It is an adjustable version of the LM2676 series, offering versatile output voltage adjustment capabilities. The regulator is suitable for various applications requiring stable DC voltage output with high efficiency, such as power supplies, industrial automation, and automotive electronics.
How Does LM2676T-ADJ Work?
The LM2676T-ADJ operates as a step-down regulator, converting a higher input voltage to a lower, regulated output voltage. It uses a switching architecture to efficiently regulate the output voltage while minimizing power dissipation. The adjustable feature allows users to set the desired output voltage level within a specified range, offering flexibility in design and application.
How Many Pins does LM2676T-ADJ have and What are the Functions of the Pinout Configuration?
The LM2676T-ADJ is housed in a 15-pin TO-220 (Through-Hole) package. The pinout configuration includes:
- Vin: Input voltage pin.
- GND: Ground pin.
- Vout: Output voltage pin.
- Adjust: Output voltage adjustment pin.
- Feedback: Feedback pin for setting output voltage.
- Shutdown: Shutdown control pin.
- Additional pins for input and output capacitors, and internal circuit connections.
What are the Pros and Cons of LM2676T-ADJ?
Pros:
- High Efficiency: Provides high efficiency in converting input voltage to regulated output voltage.
- Adjustable Output: Features an adjustable output voltage capability for versatile applications.
- Thermal Shutdown Protection: Includes thermal shutdown protection to prevent overheating.
- Simple Design: Offers a straightforward design for easy integration into various systems.
- Reliability: Manufactured by Texas Instruments, known for producing quality semiconductor products.
Cons:
- Complexity for Novice Users: May require understanding of voltage regulation principles for optimal use.
- Additional Components: External capacitors and components may be needed for specific voltage/output configurations.
- Heat Dissipation: Higher output currents may require adequate heat sinking for thermal management.
Are There Any Equivalents/Alternatives to LM2676T-ADJ for Recommendation?
- The LM2596 from Texas Instruments is a similar step-down regulator with adjustable voltage options.
- Alternatives to the LM2676T-ADJ include the LM2940 from Texas Instruments and the LM7812 from Fairchild Semiconductor.
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