BU9796AMUV-E2

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: SOP-8

Essence: The BU9796AMUV-E2 is a voltage regulator IC designed to provide stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The BU9796AMUV-E2 is typically packaged in reels containing 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage Range: 1.2V - 15V
• Dropout Voltage: 0.3V @ 1A
• Output Current: Up to 1A
• Quiescent Current: 75μA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The BU9796AMUV-E2 has the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VIN | Input Voltage | | 2 | GND | Ground | | 3 | EN | Enable Control | | 4 | FB | Feedback Voltage | | 5 | VOUT | Output Voltage | | 6 | NC | No Connection | | 7 | NC | No Connection | | 8 | VREF | Reference Voltage |

Functional Features

• High Efficiency: The BU9796AMUV-E2 offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a low dropout voltage of only 0.3V at 1A, the IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The IC can accept input voltages ranging from 2.5V to 18V, making it suitable for various applications.
• Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.2V to 15V, providing flexibility for different device requirements.
• Overcurrent Protection: The BU9796AMUV-E2 incorporates overcurrent protection, safeguarding the connected devices from excessive current flow.
• Thermal Shutdown Protection: In case of excessive heat, the IC automatically shuts down to prevent damage due to overheating.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Wide input voltage range allows for versatile application scenarios. - Adjustable output voltage provides customization options. - Overcurrent and thermal shutdown protection enhance device safety.

Disadvantages: - Limited output current capacity (up to 1A). - Dropout voltage may affect performance in low voltage applications.

Working Principles

The BU9796AMUV-E2 operates as a linear voltage regulator. It regulates the output voltage by comparing the feedback voltage (FB) with the reference voltage (VREF). By adjusting the resistance connected to the FB pin, the output voltage can be set to the desired level. The IC continuously monitors the input voltage and adjusts the internal circuitry to maintain a stable output voltage.

Detailed Application Field Plans

The BU9796AMUV-E2 finds applications in various electronic devices that require regulated power supply, such as: - Mobile phones - Tablets - Portable audio players - Digital cameras - Wireless communication devices

Detailed and Complete Alternative Models

Some alternative models to the BU9796AMUV-E2 include: - LM317: A popular adjustable voltage regulator IC with similar features. - LT1083: A high current, adjustable linear voltage regulator. - LM7805: A fixed 5V voltage regulator commonly used in electronic circuits.

These alternative models offer different specifications and package options, providing flexibility for specific application requirements.

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