Xem thông số kỹ thuật để biết chi tiết sản phẩm.
MC33882PEK
Product Overview
Category: Integrated Circuit (IC)
Use: The MC33882PEK is a power switch IC designed for automotive applications. It is specifically used for controlling high-side and low-side switches in various automotive systems.
Characteristics: - High voltage capability - Low quiescent current - Overcurrent protection - Thermal shutdown protection - Reverse battery protection
Package: The MC33882PEK is available in a small package, typically a 20-pin SOIC (Small Outline Integrated Circuit) package.
Essence: This IC serves as a crucial component in automotive systems, providing efficient control over high-side and low-side switches.
Packaging/Quantity: The MC33882PEK is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Supply Voltage Range: 5V to 28V
- Output Current: Up to 5A
- Operating Temperature Range: -40°C to +125°C
- Standby Current: 10µA (typical)
- Overcurrent Threshold: Adjustable
- Reverse Battery Protection Threshold: Adjustable
Pin Configuration
The MC33882PEK has a total of 20 pins. The pin configuration is as follows:
- VBAT: Battery supply voltage input
- IN1: Input control signal for high-side switch 1
- OUT1: Output for high-side switch 1
- GND: Ground reference
- IN2: Input control signal for high-side switch 2
- OUT2: Output for high-side switch 2
- IN3: Input control signal for high-side switch 3
- OUT3: Output for high-side switch 3
- IN4: Input control signal for high-side switch 4
- OUT4: Output for high-side switch 4
- IN5: Input control signal for low-side switch 1
- OUT5: Output for low-side switch 1
- IN6: Input control signal for low-side switch 2
- OUT6: Output for low-side switch 2
- IN7: Input control signal for low-side switch 3
- OUT7: Output for low-side switch 3
- IN8: Input control signal for low-side switch 4
- OUT8: Output for low-side switch 4
- VCC: Logic supply voltage input
- EN: Enable control input
Functional Features
- High-side and low-side switch control
- Overcurrent protection with adjustable threshold
- Thermal shutdown protection to prevent overheating
- Reverse battery protection to safeguard against reverse polarity connection
- Low quiescent current for power efficiency
Advantages and Disadvantages
Advantages: - High voltage capability allows for use in various automotive systems - Adjustable overcurrent threshold provides flexibility in different applications - Thermal shutdown protection ensures safe operation under extreme conditions - Reverse battery protection prevents damage due to incorrect battery connection
Disadvantages: - Limited output current of up to 5A may not be suitable for high-power applications - Requires external control signals for each switch, which may increase complexity in system design
Working Principles
The MC33882PEK operates by receiving control signals (IN1 to IN8) to activate the corresponding high-side and low-side switches. These switches control the flow of current in automotive systems. The IC incorporates overcurrent protection, thermal shutdown protection, and reverse battery protection to ensure safe and reliable operation.
Detailed Application Field Plans
The MC33882PEK is widely used in automotive applications, including but not limited to: - Power distribution systems - Lighting control systems - Motor control systems - Battery management systems - HVAC (Heating, Ventilation, and Air Conditioning) systems
Detailed and Complete Alternative Models
- MC33883PEK: Similar to MC33882PEK but with additional features for enhanced protection.
- MC33884PEK: Higher current capability compared to MC33882PEK, suitable for high-power applications.
- MC33885PEK: Low quiescent current variant of MC33882PEK, optimized for power efficiency.
These alternative models offer similar functionality to the MC33882PEK but may have different specifications or additional features to cater to specific application requirements.
Word count: 525 words
Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng MC33882PEK trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of MC33882PEK in technical solutions:
Q: What is MC33882PEK? A: MC33882PEK is a motor driver IC (integrated circuit) designed for automotive applications, specifically for driving DC motors.
Q: What voltage range does MC33882PEK support? A: MC33882PEK supports a wide voltage range from 5V to 28V, making it suitable for various automotive and industrial applications.
Q: How many motors can be controlled using MC33882PEK? A: MC33882PEK can control up to two DC motors independently or one stepper motor with its dual H-bridge configuration.
Q: What is the maximum current rating of MC33882PEK? A: MC33882PEK has a maximum continuous output current rating of 5A per channel, allowing it to drive high-power motors.
Q: Can MC33882PEK handle reverse polarity protection? A: Yes, MC33882PEK incorporates built-in reverse battery protection, ensuring safe operation even if the power supply is connected incorrectly.
Q: Does MC33882PEK have overcurrent protection? A: Yes, MC33882PEK features overcurrent detection and protection, which helps prevent damage to the motor and the driver itself.
Q: Is MC33882PEK compatible with PWM (Pulse Width Modulation) control? A: Yes, MC33882PEK supports PWM control, allowing precise speed and direction control of the connected motors.
Q: Can MC33882PEK operate in harsh environments? A: Yes, MC33882PEK is designed to withstand harsh automotive environments, with a wide operating temperature range and robust protection features.
Q: What is the typical power dissipation of MC33882PEK? A: The typical power dissipation of MC33882PEK is low, thanks to its efficient design, making it suitable for applications where power efficiency is important.
Q: Are there any evaluation boards or reference designs available for MC33882PEK? A: Yes, NXP (the manufacturer of MC33882PEK) provides evaluation boards and reference designs that can help developers quickly prototype and integrate the IC into their applications.
Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.