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MIC2145BMM-TR
Product Overview
Category
MIC2145BMM-TR belongs to the category of integrated circuits (ICs).
Use
The MIC2145BMM-TR is commonly used as a synchronous buck regulator in various electronic devices.
Characteristics
- High efficiency power conversion
- Wide input voltage range
- Adjustable output voltage
- Overcurrent protection
- Thermal shutdown protection
Package
MIC2145BMM-TR is available in a miniature 10-pin MSOP package.
Essence
The essence of MIC2145BMM-TR lies in its ability to efficiently regulate and convert power in electronic devices.
Packaging/Quantity
MIC2145BMM-TR is typically packaged in reels, with each reel containing a quantity of 3000 units.
Specifications
- Input Voltage Range: 4.5V to 75V
- Output Voltage Range: 0.8V to 60V
- Maximum Output Current: 1.5A
- Switching Frequency: 500kHz
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
- VIN: Input voltage pin
- GND: Ground pin
- FB: Feedback pin for output voltage regulation
- EN: Enable pin for turning the regulator on/off
- SS: Soft-start pin for controlling the startup time
- PG: Power good indicator pin
- SW: Switch node pin for connecting the inductor and output capacitor
- LX: Inductor connection pin
- VCC: Supply voltage pin for internal control circuitry
- COMP: Compensation pin for stability adjustment
Functional Features
- Synchronous rectification for improved efficiency
- Adjustable output voltage through feedback pin
- Soft-start function for controlled startup
- Power good indicator for system monitoring
- Overcurrent protection for enhanced safety
- Thermal shutdown protection to prevent overheating
Advantages and Disadvantages
Advantages
- High efficiency power conversion
- Wide input voltage range allows for versatile applications
- Adjustable output voltage provides flexibility
- Overcurrent and thermal shutdown protection ensure system safety
Disadvantages
- Limited maximum output current of 1.5A may not be suitable for high-power applications
- Switching frequency of 500kHz may cause electromagnetic interference in sensitive systems
Working Principles
MIC2145BMM-TR operates as a synchronous buck regulator, converting higher input voltages to lower output voltages efficiently. It utilizes pulse width modulation (PWM) techniques to regulate the output voltage based on the feedback received from the FB pin. The internal control circuitry ensures stable operation and protects against overcurrent and thermal issues.
Detailed Application Field Plans
MIC2145BMM-TR finds applications in various electronic devices, including but not limited to: - Power supplies for computer peripherals - Industrial automation systems - Automotive electronics - Telecommunications equipment - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to MIC2145BMM-TR are: - LM2596S-ADJ - LT8610ABEMSE#PBF - TPS54331DR - MAX15062ATI+ - ADP2384ACPZ-R7
These models offer similar functionalities and can be used as substitutes depending on specific requirements.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MIC2145BMM-TR in technische oplossingen
Sure! Here are 10 common questions and answers related to the application of MIC2145BMM-TR in technical solutions:
Q: What is the MIC2145BMM-TR? A: The MIC2145BMM-TR is a specific model of a buck regulator IC (integrated circuit) manufactured by Microchip Technology.
Q: What is the purpose of the MIC2145BMM-TR? A: The MIC2145BMM-TR is designed to regulate voltage in electronic circuits, specifically for step-down (buck) applications.
Q: What is the input voltage range supported by the MIC2145BMM-TR? A: The MIC2145BMM-TR can handle an input voltage range from 4.5V to 75V.
Q: What is the output voltage range provided by the MIC2145BMM-TR? A: The MIC2145BMM-TR can provide an output voltage range from 0.8V to 60V.
Q: What is the maximum output current capability of the MIC2145BMM-TR? A: The MIC2145BMM-TR can deliver a maximum output current of 1.5A.
Q: Is the MIC2145BMM-TR suitable for battery-powered applications? A: Yes, the MIC2145BMM-TR is suitable for battery-powered applications as it has low quiescent current and supports wide input voltage range.
Q: Does the MIC2145BMM-TR have built-in protection features? A: Yes, the MIC2145BMM-TR includes various protection features like overcurrent protection, thermal shutdown, and undervoltage lockout.
Q: Can the MIC2145BMM-TR be used in automotive applications? A: Yes, the MIC2145BMM-TR is designed to meet automotive requirements and can be used in automotive applications.
Q: What is the operating temperature range of the MIC2145BMM-TR? A: The MIC2145BMM-TR has an operating temperature range from -40°C to +125°C.
Q: Are there any application notes or reference designs available for the MIC2145BMM-TR? A: Yes, Microchip Technology provides application notes and reference designs that can help in implementing the MIC2145BMM-TR in various technical solutions.
Please note that the answers provided here are general and may vary depending on specific datasheet information and application requirements.