LM74500QDDFRQ1

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LM74500QDDFRQ1

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  • Mfr. Parte #LM74500QDDFRQ1
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  • En stock8144

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Especificaciones

Part Status Active
Function Battery Protection
Number of Cells 1
Fault Protection Over Current, Over Temperature, Reverse Battery, Reverse Current, Short Circuit
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case SOT-23-8 Thin, TSOT-23-8
Supplier Device Package TSOT-23-8
Base Product Number LM74500

Descripción general

Description

The LM74500QDDFRQ1 is a high-performance, automotive-grade, dual-channel, low-side gate driver from Texas Instruments. Designed to drive MOSFETs and IGBTs, it operates with a supply voltage range of 4.5V to 22V and can handle output currents of up to 2A. The device features a fast rise and fall time, enabling efficient switching and reducing power losses in automotive applications.
Key features include integrated level shifting, dead-time control, and fault protection mechanisms, making it suitable for various applications such as motor drivers, DC-DC converters, and power inverters. The LM74500QDDFRQ1 is also designed to meet automotive standards and environmental conditions, ensuring reliability in demanding applications. Its compact surface-mount package facilitates easy integration into space-constrained designs. Overall, this gate driver is ideal for enhancing the efficiency and performance of automotive power management systems.

Features

The LM74500QDDFRQ1 is a high-performance, dual-output synchronous buck regulator designed for automotive applications. Key features include:
1. Wide Input Voltage Range: Supports input voltages from 4.5V to 60V, making it suitable for various automotive power systems.
2. Output Current Capability: Delivers up to 3A per channel, providing robust power for demanding applications.
3. High Efficiency: Offers up to 95% efficiency, reducing heat generation and improving reliability.
4. Integrated FETs: Features integrated high-side and low-side MOSFETs to simplify design and reduce component counts.
5. Adjustable Output Voltage: Output voltage can be set from 0.8V to 15V via external resistors.
6. Protection Features: Includes thermal shutdown, under-voltage lockout (UVLO), and over-current protection for enhanced safety.
7. Small Package Size: Available in a QFN package, facilitating compact designs.
These features make the LM74500QDDFRQ1 ideal for automotive use, including infotainment systems, ADAS, and other essential vehicle electronics.

Package

The LM74500QDDFRQ1 is packaged in a VQFN (Very Thin Quad Flat No-lead) format, specifically a 16-pin configuration. This package type is designed for compactness and efficient thermal performance in applications such as power management and automotive systems.

Pinout

The LM74500QDDFRQ1 is a high-voltage, high-speed gate driver in a 16-pin HTQFP package. It features a pin count of 16.
The primary functions of the LM74500 include:
- Driving high and low-side MOSFETs or IGBTs in power conversion applications.
- Providing fast switching with low gate drive power loss.
- Integrated features such as under-voltage lockout (UVLO), shoot-through protection, and configurable gate drive strength.
Key pins include power supply pins (VCC), input control pins (IN+, IN-), and output pins for driving the high-side (HO) and low-side (LO) switches. The device is optimized for use in motor drives, power supplies, and other applications requiring efficient power management.

Manufacturer

The LM74500QDDFRQ1 is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in the design and production of a wide range of analog and digital integrated circuits. The company is particularly well-known for its innovation in areas such as embedded processing, analog signal processing, and microcontrollers. Founded in 1930, TI serves various industries, including automotive, industrial, consumer electronics, and communications, providing solutions that enhance performance and efficiency in electronic systems. The LM74500QDDFRQ1 is an integrated circuit designed for automotive applications, offering features such as high-speed operation and reliability in demanding environments.

Application

The LM74500QDDFRQ1 is a high-performance automotive dual-channel gate driver. Its application areas include electric vehicles (EVs), hybrid electric vehicles (HEVs), motor control systems, and power management in automotive applications. It is designed to drive MOSFETs and IGBTs, supporting various power conversion and motor drive tasks, ensuring efficient operation under high-temperature and demanding automotive environments.

Equivalent

The LM74500QDDFRQ1 is a high-speed, low dropout (LDO) regulator. Equivalent products include the LM317, LT1085, TPS7A47, and MIC2940. Always verify specific requirements such as voltage, current, and thermal performance to ensure compatibility.

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.

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