LTC7000HMSE#PBF

Product Overview

Category

The LTC7000HMSE#PBF belongs to the category of high voltage, high-side N-channel MOSFET drivers.

Use

This product is primarily used for driving high-side N-channel power MOSFETs in various applications such as motor control, power supplies, and automotive systems.

Characteristics

• High voltage capability: The LTC7000HMSE#PBF can handle high voltages up to 150V, making it suitable for demanding applications.
• Fast switching speed: With a rise time of only 8ns, this driver enables efficient and precise control of power MOSFETs.
• Wide input voltage range: The device operates from a wide input voltage range of 4.5V to 20V, providing flexibility in different system designs.
• Low quiescent current: The LTC7000HMSE#PBF has a low quiescent current of only 15µA, minimizing power consumption.

Package and Quantity

The LTC7000HMSE#PBF is available in a small MSOP-10 package, which offers space-saving advantages in compact designs. It is typically sold in reels of 2500 units.

Specifications

• Maximum Supply Voltage: 20V
• Maximum Output Current: ±1.2A
• Rise Time: 8ns
• Quiescent Current: 15µA
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LTC7000HMSE#PBF features the following pin configuration:

```

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| | --| VDD GND |-- --| VIN VOUT |-- --| HS LS |-- |_______________| ```

• VDD: Power supply input
• GND: Ground reference
• VIN: Input control signal
• VOUT: Output to drive the gate of the power MOSFET
• HS: High-side MOSFET source connection
• LS: Low-side MOSFET source connection

Functional Features

• High-Side Gate Driver: The LTC7000HMSE#PBF provides a high voltage, high-speed gate driver for N-channel power MOSFETs, enabling efficient switching and control.
• Adaptive Shoot-Through Protection: This driver incorporates adaptive shoot-through protection to prevent simultaneous conduction of the high-side and low-side MOSFETs, ensuring safe operation and minimizing power losses.
• Undervoltage Lockout (UVLO): The device includes an undervoltage lockout feature that disables the output when the supply voltage falls below a certain threshold, protecting the system from unreliable operation during low voltage conditions.

Advantages and Disadvantages

Advantages

• High voltage capability allows for use in demanding applications.
• Fast switching speed enables precise control of power MOSFETs.
• Wide input voltage range provides flexibility in system designs.
• Low quiescent current minimizes power consumption.

Disadvantages

• Limited to driving N-channel power MOSFETs only.
• Requires external components for complete circuit implementation.

Working Principles

The LTC7000HMSE#PBF operates by receiving an input control signal (VIN) and generating a high voltage output (VOUT) to drive the gate of an N-channel power MOSFET. It utilizes adaptive shoot-through protection to prevent both MOSFETs from conducting simultaneously, ensuring safe and efficient operation. The device also incorporates undervoltage lockout (UVLO) to protect against unreliable operation during low voltage conditions.

Detailed Application Field Plans

The LTC7000HMSE#PBF finds application in various fields, including:

1. Motor Control: This driver is suitable for controlling high-side N-channel MOSFETs in motor control systems, enabling efficient and precise motor operation.
2. Power Supplies: The LTC7000HMSE#PBF can be used in power supply designs to drive high-side MOSFETs, providing reliable and efficient power delivery.
3. Automotive Systems: With its high voltage capability and fast switching speed, this driver is well-suited for automotive applications such as electric vehicle powertrains and battery management systems.

Detailed and Complete Alternative Models

1. LTC4440: High voltage, high-speed MOSFET driver with similar characteristics and package options.
2. MAX15062: High voltage, high-side MOSFET driver with integrated shoot-through protection and adjustable UVLO.
3. IR2110: High voltage, high-side and low-side MOSFET driver with independent inputs and outputs.

These alternative models offer similar functionality and can be considered as alternatives to the LTC7000HMSE#PBF depending on specific application requirements.

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