DRV1101U/2K5G4

Product Overview

Category: Integrated Circuits (ICs)

Use: The DRV1101U/2K5G4 is a high-side current sense amplifier designed for use in motor control applications. It is specifically tailored for brushed DC motors and solenoids.

Characteristics: - High accuracy current sensing - Wide input voltage range - Low offset voltage - Fast response time - Small package size

Package: SOT-23-6

Essence: The DRV1101U/2K5G4 is an essential component in motor control systems, providing accurate current sensing capabilities to ensure precise control and protection of the motor.

Packaging/Quantity: The DRV1101U/2K5G4 is typically sold in reels containing 3000 units.

Specifications

• Supply Voltage Range: 2.7V to 36V
• Input Common Mode Voltage Range: -0.3V to VCC + 0.3V
• Operating Temperature Range: -40°C to 125°C
• Gain Bandwidth Product: 500 kHz
• Quiescent Current: 100 µA
• Output Current: ±200 mA
• Package Type: SOT-23-6

Pin Configuration

The DRV1101U/2K5G4 features a compact SOT-23-6 package with the following pin configuration:

____ IN+| | IN-| | OUT-| | OUT+| | REF| | GND |____|

Functional Features

• High-side current sensing: The DRV1101U/2K5G4 allows for accurate measurement of the current flowing through the motor or solenoid.
• Wide input voltage range: It can operate with a wide range of supply voltages, making it suitable for various motor control applications.
• Low offset voltage: The amplifier has a low offset voltage, ensuring accurate current measurements even at low currents.
• Fast response time: The DRV1101U/2K5G4 provides a fast response time, enabling quick and precise motor control.
• Small package size: The compact SOT-23-6 package allows for easy integration into space-constrained designs.

Advantages and Disadvantages

Advantages: - Accurate current sensing for precise motor control - Wide input voltage range for versatile applications - Low offset voltage ensures accuracy at low currents - Fast response time enables quick motor control adjustments - Compact package size for easy integration

Disadvantages: - Limited output current capability (±200 mA) - Not suitable for high-power motor control applications

Working Principles

The DRV1101U/2K5G4 operates by measuring the voltage drop across a sense resistor connected in series with the motor or solenoid. This voltage is amplified and converted into a proportional current, which can be further processed by a microcontroller or motor driver to achieve precise control over the motor.

Detailed Application Field Plans

The DRV1101U/2K5G4 finds application in various motor control systems, including but not limited to: - Robotics - Industrial automation - Automotive systems - Consumer electronics - Medical devices

Alternative Models

For those seeking alternative options, the following models offer similar functionality to the DRV1101U/2K5G4: - DRV1100U/2K5G4 - DRV1102U/2K5G4 - DRV1103U/2K5G4

These alternatives can be considered based on specific requirements and design constraints.

In conclusion, the DRV1101U/2K5G4 is a versatile high-side current sense amplifier designed for motor control applications. Its accurate current sensing capabilities, wide input voltage range, and compact package make it an ideal choice for various industries. However, its limited output current may restrict its use in high-power motor control scenarios.