TPS2819DBVT

Overview

Category: Integrated Circuits (ICs)

Use: Power Management - Gate Drivers

Characteristics: - High-Speed, Low-Side MOSFET Driver - Wide Input Voltage Range: 4.5V to 18V - Output Voltage Swing: 0V to VCC - Maximum Output Current: 2A - Propagation Delay Time: 15ns - Rise/Fall Time: 10ns/8ns - Operating Temperature Range: -40°C to +125°C

Package: SOT-23-6

Essence: The TPS2819DBVT is a high-speed, low-side MOSFET driver designed for power management applications. It provides efficient and reliable switching of power MOSFETs in various systems.

Packaging/Quantity: The TPS2819DBVT is available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

The TPS2819DBVT has the following specifications:

• Supply Voltage Range: 4.5V to 18V
• Output Current: 2A
• Input Threshold Voltage: 1.3V
• Input Hysteresis Voltage: 100mV
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOT-23-6

Pin Configuration

The TPS2819DBVT has a SOT-23-6 package with the following pin configuration:

____ EN | | OUT GND | | IN IN |____| VCC

Functional Features

The TPS2819DBVT offers the following functional features:

1. High-Speed Switching: The driver enables fast switching of power MOSFETs, reducing power losses and improving system efficiency.
2. Wide Input Voltage Range: It can operate with a supply voltage ranging from 4.5V to 18V, making it suitable for a variety of applications.
3. Output Voltage Swing: The output swing ranges from 0V to VCC, allowing for flexible control of the MOSFETs.
4. Low Propagation Delay Time: With a propagation delay time of only 15ns, the driver ensures quick response and precise timing in power management systems.

Advantages and Disadvantages

Advantages: - High-speed switching capability - Wide input voltage range - Compact SOT-23-6 package - Low propagation delay time

Disadvantages: - Limited maximum output current (2A)

Working Principles

The TPS2819DBVT is designed to drive power MOSFETs efficiently. It utilizes a high-speed gate driver circuit that provides the necessary voltage and current levels to switch the MOSFET on and off rapidly. By controlling the gate voltage of the MOSFET, the driver enables efficient power management in various applications.

Detailed Application Field Plans

The TPS2819DBVT is commonly used in the following application fields:

1. Motor Control Systems: The driver can be employed in motor control circuits to switch power MOSFETs for precise control of motor speed and direction.
2. Power Supplies: It is suitable for power supply designs where efficient switching of MOSFETs is required to regulate voltage and current.
3. LED Lighting: The driver can be utilized in LED lighting systems to control the brightness and dimming functions by driving the MOSFETs that control the LED current.

Detailed and Complete Alternative Models

Some alternative models to the TPS2819DBVT include:

1. TPS2816DBVR: Similar specifications and features, but with a different package (SOT-23-5).
2. TPS2817DBVR: Similar specifications and features, but with a different package (SOT-23-5).
3. TPS2818DBVR: Similar specifications and features, but with a different package (SOT-23-5).

These alternative models can be considered based on specific application requirements and package preferences.

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