MCZ33903DS5EK

Product Overview

• Category: Integrated Circuit (IC)
• Use: Motor Control
• Characteristics: High-performance, automotive-grade motor control IC
• Package: DSOIC-32 (Dual Small Outline Integrated Circuit)
• Essence: Provides advanced motor control capabilities for automotive applications
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Operating Voltage: 5.5V to 18V
• Output Current: Up to 1.5A per channel
• Number of Channels: 3
• Operating Temperature Range: -40°C to +125°C
• Protection Features: Overcurrent protection, thermal shutdown, undervoltage lockout

Detailed Pin Configuration

The MCZ33903DS5EK has a total of 32 pins. Here is the detailed pin configuration:

1. VDDA: Analog power supply voltage input
2. VSSA: Analog ground
3. IN1: Input for Channel 1
4. OUT1: Output for Channel 1
5. GND: Ground
6. OUT2: Output for Channel 2
7. IN2: Input for Channel 2
8. VDD: Digital power supply voltage input
9. EN1: Enable input for Channel 1
10. EN2: Enable input for Channel 2
11. IN3: Input for Channel 3
12. OUT3: Output for Channel 3
13. VREF: Reference voltage output
14. VDDC: Charge pump power supply voltage input
15. CP1: Charge pump capacitor connection
16. CP2: Charge pump capacitor connection
17. VSSC: Charge pump ground
18. VDDH: High-side power supply voltage input
19. HS1: High-side output for Channel 1
20. HS2: High-side output for Channel 2
21. VSSH: High-side ground
22. LS1: Low-side output for Channel 1
23. LS2: Low-side output for Channel 2
24. VSSL: Low-side ground
25. VDDM: Motor power supply voltage input
26. VM1: Motor output for Channel 1
27. VM2: Motor output for Channel 2
28. VSSM: Motor ground
29. NC: No connection
30. NC: No connection
31. NC: No connection
32. NC: No connection

Functional Features

• Advanced motor control capabilities
• Integrated protection features for safe operation
• High output current capability for driving motors
• Wide operating voltage range for flexibility in automotive applications
• Enable inputs for individual channel control
• Charge pump for high-side gate drive voltage generation

Advantages and Disadvantages

Advantages

• High-performance motor control IC designed specifically for automotive applications
• Robust protection features ensure safe operation in harsh environments
• Flexible operating voltage range allows compatibility with various automotive systems
• Multiple channels provide the ability to control multiple motors simultaneously

Disadvantages

• Limited number of channels (3) may not be sufficient for certain applications requiring more motor control options
• Relatively large package size (DSOIC-32) may pose challenges in space-constrained designs

Working Principles

The MCZ33903DS5EK is a motor control IC that operates by receiving input signals from a microcontroller or other control circuitry. It utilizes these signals to control the output currents to the motor, enabling precise motor control. The integrated protection features ensure safe operation by monitoring parameters such as overcurrent and temperature, and taking appropriate actions to protect the IC and the motor.

Detailed Application Field Plans

The MCZ33903DS5EK is primarily designed for automotive applications that require motor control. Some of the potential application fields include:

1. Electric power steering systems
2. Electric window regulators
3. HVAC (Heating, Ventilation, and Air Conditioning) blower control
4. Sunroof control
5. Seat adjustment systems
6. Mirror control systems

These are just a few examples, and the versatility of the MCZ33903DS5EK allows it to be used in various other motor control applications within the automotive industry.

Detailed and Complete Alternative Models

• MC33903: Similar motor control IC with 2 channels instead of 3
• MC33904: Motor control IC with 4 channels for applications requiring additional control options
• MC33905: Motor control IC with integrated LIN (Local Interconnect Network) interface for communication capabilities

These alternative models provide different channel configurations and additional features, catering to specific application requirements.

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