BU21010MUV-E2
Product Overview
Category: Integrated Circuit (IC)
Use: Power Management IC
Characteristics: - High efficiency voltage regulator - Low power consumption - Compact size - Wide input voltage range - Overcurrent and overvoltage protection
Package: SOP-8 (Small Outline Package)
Essence: The BU21010MUV-E2 is a power management IC designed to regulate voltage efficiently in various electronic devices.
Packaging/Quantity: Available in reels of 2500 units per reel.
Specifications
- Input Voltage Range: 4.5V to 40V
- Output Voltage Range: 1.2V to 37V
- Output Current: Up to 1A
- Quiescent Current: 50µA
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The BU21010MUV-E2 has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- FB: Feedback pin for output voltage regulation
- EN: Enable pin for turning the IC on/off
- VOUT: Output voltage pin
- COMP: Compensation pin for stability control
- SS: Soft-start pin for controlling the startup time
- PG: Power good pin indicating proper output voltage regulation
Functional Features
- High-efficiency step-down voltage regulation
- Overcurrent protection with automatic recovery
- Overvoltage protection with latch-off function
- Soft-start function for controlled startup
- Power good indicator for output voltage monitoring
- Adjustable output voltage through external resistors
Advantages and Disadvantages
Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Compact size enables integration into space-constrained designs - Overcurrent and overvoltage protection enhance device safety
Disadvantages: - Limited output current capacity (up to 1A) - Requires external resistors for output voltage adjustment
Working Principles
The BU21010MUV-E2 operates as a step-down voltage regulator. It takes an input voltage within the specified range and converts it to a lower, regulated output voltage. The IC utilizes a pulse-width modulation (PWM) control scheme to achieve high efficiency. It continuously monitors the output voltage and adjusts the duty cycle of the internal switching transistor to maintain the desired output voltage level.
Detailed Application Field Plans
The BU21010MUV-E2 is suitable for various applications, including but not limited to: - Power supplies for industrial equipment - Automotive electronics - Consumer electronics - Telecommunications devices - LED lighting systems
Detailed and Complete Alternative Models
- BU21011MUV-E2: Similar specifications with higher output current capacity (up to 2A)
- BU21012MUV-E2: Similar specifications with adjustable output voltage through an integrated digital interface
- BU21013MUV-E2: Similar specifications with additional overtemperature protection feature
These alternative models provide flexibility in choosing the most suitable power management IC based on specific application requirements.
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技術ソリューションにおける BU21010MUV-E2 の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure! Here are 10 common questions and answers related to the application of BU21010MUV-E2 in technical solutions:
Q: What is BU21010MUV-E2? A: BU21010MUV-E2 is a specific model of a high-speed, low-power dual operational amplifier.
Q: What are the key features of BU21010MUV-E2? A: The key features of BU21010MUV-E2 include low input bias current, wide bandwidth, low noise, and low distortion.
Q: What is the typical voltage supply range for BU21010MUV-E2? A: The typical voltage supply range for BU21010MUV-E2 is between 2.7V and 5.5V.
Q: Can BU21010MUV-E2 be used in battery-powered applications? A: Yes, BU21010MUV-E2 can be used in battery-powered applications due to its low power consumption.
Q: What is the maximum operating temperature for BU21010MUV-E2? A: The maximum operating temperature for BU21010MUV-E2 is typically around 125°C.
Q: Is BU21010MUV-E2 suitable for audio applications? A: Yes, BU21010MUV-E2 is suitable for audio applications due to its low distortion and low noise characteristics.
Q: Can BU21010MUV-E2 be used in precision measurement circuits? A: Yes, BU21010MUV-E2 can be used in precision measurement circuits due to its low input bias current and low offset voltage.
Q: Does BU21010MUV-E2 have built-in protection features? A: No, BU21010MUV-E2 does not have built-in protection features. External protection circuitry may be required.
Q: What is the typical gain bandwidth product of BU21010MUV-E2? A: The typical gain bandwidth product of BU21010MUV-E2 is around 10 MHz.
Q: Can BU21010MUV-E2 be used in single-supply applications? A: Yes, BU21010MUV-E2 can be used in single-supply applications as long as the voltage supply range is within the specified limits.
Please note that these answers are general and may vary depending on the specific application and requirements.