BU6922KV-E2

Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: SOP-8
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 2500 pieces per reel

Specifications and Parameters

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 1.2V to 15V
• Output Current: Up to 3A
• Quiescent Current: 50µA (typical)
• Switching Frequency: 500kHz (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The BU6922KV-E2 features a SOP-8 package with the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VIN | Input Voltage | | 2 | GND | Ground | | 3 | FB | Feedback Pin | | 4 | EN | Enable Pin | | 5 | SW | Switch Node | | 6 | NC | No Connection | | 7 | VOUT | Output Voltage | | 8 | PGND | Power Ground |

Functional Characteristics

• High Efficiency: The BU6922KV-E2 utilizes advanced power management techniques to achieve high efficiency levels, minimizing power loss.
• Low Power Consumption: With a quiescent current of only 50µA, the IC ensures low power consumption during standby or light load conditions.
• Wide Input Voltage Range: The IC can operate within a wide input voltage range of 4.5V to 18V, making it suitable for various applications.
• Adjustable Output Voltage: The output voltage can be adjusted from 1.2V to 15V, providing flexibility for different system requirements.
• Overcurrent Protection: The BU6922KV-E2 incorporates overcurrent protection to safeguard the circuit and connected devices from excessive current.

Advantages and Disadvantages

Advantages: - High efficiency design reduces power loss. - Low quiescent current minimizes power consumption. - Wide input voltage range allows for versatile applications. - Adjustable output voltage provides flexibility. - Overcurrent protection ensures circuit and device safety.

Disadvantages: - Limited maximum output current of 3A may not be suitable for high-power applications. - SOP-8 package may require additional thermal management for certain scenarios.

Applicable Range of Products

The BU6922KV-E2 is commonly used in various electronic devices and systems that require efficient power management, such as: - Mobile Devices - Portable Electronics - Industrial Equipment - Automotive Applications

Working Principles

The BU6922KV-E2 is a voltage regulator IC that utilizes a switching regulator topology to efficiently convert an input voltage to a regulated output voltage. It employs pulse width modulation (PWM) techniques to control the duty cycle of the internal power switch, ensuring stable and accurate output voltage regulation.

Detailed Application Field Plans

The BU6922KV-E2 can be applied in the following fields: 1. Mobile Phone Power Management: Provides efficient power supply for mobile phone components, optimizing battery life. 2. LED Lighting Systems: Regulates the voltage for LED lighting modules, ensuring consistent brightness and energy efficiency. 3. Battery Charging Systems: Controls the charging process of batteries, preventing overcharging and extending battery lifespan. 4. Motor Control: Supplies regulated power to motor control circuits, enabling precise and reliable motor operation. 5. Audio Amplifiers: Stabilizes the voltage for audio amplifier circuits, enhancing audio quality and performance.

Detailed Alternative Models

Some alternative models to the BU6922KV-E2 include: - LM2576 - LT1084 - TPS5430

5 Common Technical Questions and Answers

1. Q: What is the maximum output current of the BU6922KV-E2? A: The BU6922KV-E2 can provide an output current of up to 3A.

2. Q: Can the BU6922KV-E2 operate with a wide input voltage range? A: Yes, the IC can accept input voltages ranging from 4.5V to 18V.

3. Q: Does the BU6922KV-E2 have overcurrent protection? A: Yes, the IC incorporates overcurrent protection to safeguard the circuit and connected devices.

4. Q: What is the typical switching frequency of the BU6922KV-E2? A: The IC operates at a typical switching frequency of 500kHz.

5. Q: What is the operating temperature range of the BU6922KV-E2? A: The IC can operate within a temperature range of -40°C to +85°C.

This concludes the encyclopedia entry