MT7975DN

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MT7975DN

  • Fabricante
  • Mfr. Parte #MT7975DN
  • Paquete
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  • En stock4350

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Especificaciones

Manufacturer MTK
Package DRQFN112

Descripción general

Description

The MT7975DN is a high-performance, integrated circuit designed for use in advanced power management applications. It typically finds application in LED lighting, battery chargers, and other devices requiring efficient energy usage. The MT7975DN is known for its energy-saving capabilities, featuring primary-side regulation (PSR) which allows for precise control without requiring an optocoupler, thereby reducing component count and cost.
This IC supports both constant voltage (CV) and constant current (CC) modes, making it versatile for various applications. It also includes built-in protections such as over-voltage protection (OVP), over-current protection (OCP), and thermal shutdown, enhancing the safety and reliability of the end products.
The chip is typically housed in a compact SOP-8 package, which makes it suitable for space-constrained designs. Its high efficiency, combined with a wide input voltage range, makes the MT7975DN an attractive solution for designers focusing on energy-efficient and cost-effective power management systems.

Features

The MT7975DN is a high-performance LED driver IC primarily used in lighting applications. Key features include:
1. High Efficiency: The IC is designed for high efficiency, reducing power loss and heat generation, which is crucial for LED longevity.

2. Wide Input Voltage Range: It supports a broad input voltage range, making it versatile for various applications and power sources.
3. Constant Current Output: The driver provides a constant current output, ensuring consistent LED brightness and improved energy efficiency.
4. Dimming Capability: It offers dimming support, which can be implemented via PWM (Pulse Width Modulation) or analog methods, allowing flexible brightness control.
5. Protection Features: The MT7975DN includes several protection features such as over-voltage, over-current, and thermal shutdown, enhancing reliability and safety.
6. Integrated MOSFET: It has an integrated MOSFET that simplifies the design and reduces the component count, leading to a more compact and cost-effective solution.
7. EMI Performance: The driver is optimized for low electromagnetic interference, which is essential for maintaining quality and compliance in various applications.
These features make the MT7975DN suitable for a variety of LED lighting applications, ranging from residential to industrial settings.

Package

The MT7975DN is typically available in a SOP-8 (Small Outline Package) type, which is a surface-mount package featuring 8 pins. This package type is commonly used for integrated circuits to provide a compact and efficient design, suitable for automated assembly.

Pinout

The MT7975DN is a high-performance LED driver IC, typically used in applications like LED backlighting and general illumination. It is manufactured by MediaTek. The MT7975DN comes in a package with 8 pins.
Here is a brief overview of its pin functions:
1. VDD: Power supply pin for the IC.
2. GND: Ground reference for the IC.
3. COMP: Compensation pin for the feedback loop.
4. PWM: Pulse Width Modulation input for dimming control.
5. FB: Feedback pin used to regulate the output current.
6. ISEN: Current sensing pin, typically connected to a resistor to monitor the LED current.
7. OVP: Over-voltage protection pin to safeguard the IC against voltage spikes.
8. SW: Switching node connected to the inductor in the power stage for LED driving.
This configuration allows the MT7975DN to efficiently drive LEDs while providing features like dimming and protection, making it suitable for various lighting applications. Always consult the specific datasheet for detailed information on using the IC in your design.

Manufacturer

The MT7975DN is manufactured by MediaTek Inc., a Taiwanese semiconductor company. MediaTek specializes in the production of system-on-chip products for a variety of devices, including smartphones, tablets, consumer electronics, and smart home devices. The company is known for providing integrated circuits and related solutions that are used in a broad range of consumer and commercial applications.

Application

The MT7975DN is a high-performance LED driver commonly used in various lighting applications. Its primary application areas include LED backlighting for televisions, monitors, and smartphones, as well as general-purpose LED lighting solutions for residential, commercial, and industrial environments. The chip offers efficient power management and dimming capabilities, making it suitable for energy-saving lighting designs.

Equivalent

The MT7975DN is a high-performance LED driver IC. Equivalent products include the AL1791 by Diodes Incorporated, BP5843D by Rohm Semiconductor, and the TPS92560 by Texas Instruments. Each of these alternatives offers similar functionalities for LED driving applications. Always ensure compatibility with your specific application requirements when selecting alternatives.

Envío

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Referencia de tarifas de envío (DHL/FedEx):

DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.

FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.

Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.

Pagos

Payment Methods

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