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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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BU21010MUV-E2 v technických řešeních

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.