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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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av MAP4KE120A i tekniska lösningar
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.