MIC4604YM-T5

Product Overview

• Category: Integrated Circuit
• Use: Motor Controller
• Characteristics: High-performance, Half-Bridge MOSFET Driver
• Package: 8-Pin SOIC (Small Outline Integrated Circuit)
• Essence: Efficiently drives high-side and low-side MOSFETs in motor control applications
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: 4.5V to 18V
• Output Current: ±1.5A
• Operating Temperature Range: -40°C to +125°C
• Switching Frequency: Up to 2MHz
• Protection Features: Overcurrent, Undervoltage Lockout, Thermal Shutdown

Pin Configuration

The MIC4604YM-T5 has the following pin configuration:

```

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| | --| VDD GND |-- Pin 1: Supply Voltage (VDD) / Ground (GND) --| HO LO |-- Pin 2: High-Side Output (HO) / Low-Side Output (LO) --| HB LB |-- Pin 3: High-Side Bootstrap (HB) / Low-Side Bootstrap (LB) --| HIN LIN |-- Pin 4: High-Side Input (HIN) / Low-Side Input (LIN) --| NC NC |-- Pin 5: No Connection (NC) / No Connection (NC) --| NC NC |-- Pin 6: No Connection (NC) / No Connection (NC) --| VDD GND |-- Pin 7: Supply Voltage (VDD) / Ground (GND) --| VDD GND |-- Pin 8: Supply Voltage (VDD) / Ground (GND) |___________| ```

Functional Features

• Efficiently drives high-side and low-side MOSFETs in motor control applications
• Provides shoot-through protection to prevent simultaneous conduction of both MOSFETs
• Offers adjustable dead-time control for optimal switching performance
• Supports a wide range of supply voltages, making it versatile for various applications
• Incorporates overcurrent protection, undervoltage lockout, and thermal shutdown for enhanced safety

Advantages and Disadvantages

Advantages: - High-performance driver with fast switching capabilities - Flexible supply voltage range allows compatibility with different systems - Comprehensive protection features ensure reliable operation - Adjustable dead-time control improves efficiency and reduces power losses

Disadvantages: - Limited output current may not be suitable for high-power motor control applications - Requires external bootstrap capacitors for proper operation

Working Principles

The MIC4604YM-T5 is designed to drive high-side and low-side MOSFETs in motor control applications. It utilizes a half-bridge configuration to efficiently switch the MOSFETs, enabling precise control of motor speed and direction. The device incorporates shoot-through protection, which prevents both MOSFETs from conducting simultaneously, eliminating the risk of short circuits.

By adjusting the dead-time control, the MIC4604YM-T5 optimizes the time delay between turning off one MOSFET and turning on the other, minimizing power losses and improving overall efficiency. The integrated protection features, such as overcurrent detection, undervoltage lockout, and thermal shutdown, ensure safe operation and protect the circuit from damage.

Detailed Application Field Plans

The MIC4604YM-T5 is widely used in various motor control applications, including:

1. Electric vehicles: Controls the motor drive system for efficient propulsion.
2. Industrial automation: Enables precise control of motors in manufacturing processes.
3. Robotics: Facilitates accurate movement and positioning of robotic systems.
4. HVAC systems: Regulates the speed and direction of fans and blowers.
5. Appliances: Controls the motors in household appliances like washing machines and refrigerators.

Detailed and Complete Alternative Models

1. MIC4605YM: Similar to MIC4604YM-T5, but with higher output current capability (±2A).
2. MIC4606YM: Offers additional features such as adjustable dead-time control and integrated level shifting.
3. MIC4607YM: Designed for high-power motor control applications with an output current of ±4A.

These alternative models provide options with varying specifications and capabilities, allowing users to choose the most suitable driver for their specific motor control requirements.

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