BD9151MUV-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 protection - Thermal shutdown protection

Package: SOP-8

Essence: BD9151MUV-E2 is a power management IC designed for efficient voltage regulation in various electronic devices.

Packaging/Quantity: The BD9151MUV-E2 is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.8V to 16V
• Maximum Output Current: 1.5A
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The BD9151MUV-E2 has the following pin configuration:

```

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| | --| VIN GND|-- --| VOUT EN |-- --| FB NC |-- |___________| ```

• VIN: Input voltage pin
• GND: Ground pin
• VOUT: Output voltage pin
• EN: Enable pin (active high)
• FB: Feedback pin
• NC: No connection pin

Functional Features

• High efficiency voltage regulation
• Overcurrent protection
• Thermal shutdown protection
• Soft start function
• Adjustable output voltage
• Low dropout voltage

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Wide input voltage range enables compatibility with various power sources - Overcurrent and thermal shutdown protection enhance device safety - Soft start function prevents inrush current

Disadvantages: - Maximum output current limited to 1.5A - Limited number of pins for additional features

Working Principles

The BD9151MUV-E2 is a voltage regulator that converts the input voltage to a stable output voltage. It utilizes a control loop to maintain the desired output voltage by adjusting the duty cycle of an internal switching transistor. The feedback pin (FB) monitors the output voltage and provides feedback to the control circuitry, which adjusts the duty cycle accordingly.

Detailed Application Field Plans

The BD9151MUV-E2 is commonly used in various electronic devices that require efficient voltage regulation, such as: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless communication devices - Industrial equipment

Detailed and Complete Alternative Models

• BD9120FV: Similar power management IC with higher maximum output current (3A)
• BD9141MUV-E2: Power management IC with adjustable output voltage and higher maximum output current (2A)
• BD9164MUV-E2: Power management IC with adjustable output voltage, higher maximum output current (3A), and additional protection features

These alternative models offer similar functionality but may have different specifications or additional features to suit specific application requirements.

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