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MAP4KE120A
Product Overview
Category: Integrated Circuit
Use: Power Management IC
Characteristics: High efficiency, low power consumption
Package: 20-pin QFN package
Essence: Regulates and manages power supply
Packaging/Quantity: Tape and reel, 2500 units per reel
Specifications
- Input Voltage Range: 4.5V to 36V
- Output Voltage Range: 0.8V to 24V
- Maximum Output Current: 3A
- Operating Temperature Range: -40°C to 125°C
- Efficiency: Up to 95%
Detailed Pin Configuration
- VIN (Pin 1) - Input voltage
- EN (Pin 2) - Enable pin
- PGND (Pins 3, 4, 5, 6) - Power ground
- SW (Pin 7) - Switch node
- FB (Pin 8) - Feedback voltage
- COMP (Pin 9) - Compensation
- SS/TRK (Pin 10) - Soft-start/tracking
- VOUT (Pin 11) - Output voltage
- AGND (Pins 12, 13, 14, 15) - Analog ground
- NC (Pins 16, 17) - No connection
- BST (Pin 18) - Bootstrap
- LX (Pin 19) - Inductor connection
- VCC (Pin 20) - Internal control voltage
Functional Features
- Wide input voltage range
- Adjustable output voltage
- Overcurrent protection
- Thermal shutdown protection
- Soft-start capability
Advantages and Disadvantages
Advantages: - High efficiency - Wide input voltage range - Compact package size
Disadvantages: - Limited maximum output current - Requires external components for operation
Working Principles
The MAP4KE120A is a step-down (buck) converter that regulates the input voltage to a lower, stable output voltage. It uses pulse-width modulation (PWM) to control the output voltage based on the feedback signal.
Detailed Application Field Plans
The MAP4KE120A is suitable for various applications including: - Industrial power supplies - Automotive electronics - Telecommunications equipment - LED lighting systems - Battery-powered devices
Detailed and Complete Alternative Models
- MAP4KE110A
- Similar specifications and features, lower maximum output current
- MAP4KE130A
- Similar specifications and features, higher maximum output current
- MAP4KE200A
- Higher maximum output current, wider input voltage range
In conclusion, the MAP4KE120A is a versatile power management IC with a wide range of applications and a focus on high efficiency and compact design.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng MAP4KE120A trong giải pháp kỹ thuật
Sure, here are 10 common questions and answers related to the application of MAP4KE120A in technical solutions:
Q: What is the maximum voltage rating for MAP4KE120A? A: The maximum voltage rating for MAP4KE120A is 120V.
Q: What is the typical application of MAP4KE120A? A: MAP4KE120A is commonly used for overvoltage protection in electronic circuits and power supply units.
Q: What is the peak pulse power handling capability of MAP4KE120A? A: MAP4KE120A can handle peak pulse power up to 400W under 10/1000μs waveform.
Q: Is MAP4KE120A suitable for surge protection in telecommunications equipment? A: Yes, MAP4KE120A is suitable for surge protection in telecommunications equipment due to its high energy absorption capability.
Q: Can MAP4KE120A be used for ESD protection in USB interfaces? A: Yes, MAP4KE120A is suitable for ESD protection in USB interfaces and other high-speed data lines.
Q: What is the response time of MAP4KE120A during an overvoltage event? A: MAP4KE120A has a fast response time, typically less than 1 nanosecond.
Q: Does MAP4KE120A require any external components for proper operation? A: No, MAP4KE120A is a standalone transient voltage suppressor and does not require additional external components for operation.
Q: Can MAP4KE120A be used in automotive electronics for load dump protection? A: Yes, MAP4KE120A is suitable for load dump protection in automotive electronics due to its robustness and high surge capability.
Q: What is the operating temperature range of MAP4KE120A? A: MAP4KE120A can operate within a temperature range of -55°C to 175°C, making it suitable for various environmental conditions.
Q: Is MAP4KE120A RoHS compliant? A: Yes, MAP4KE120A is RoHS compliant, ensuring its compatibility with modern environmental regulations and standards.