BD9140MUV-E2

Product Overview

Category

BD9140MUV-E2 belongs to the category of electronic components.

Use

It is used in various electronic devices and circuits for voltage regulation and power management purposes.

Characteristics

• High efficiency
• Low power consumption
• Compact size
• Wide input voltage range
• Overcurrent protection
• Thermal shutdown protection

Package

BD9140MUV-E2 is available in a small surface-mount package, making it suitable for compact electronic designs.

Essence

The essence of BD9140MUV-E2 lies in its ability to efficiently regulate voltage and manage power in electronic systems.

Packaging/Quantity

BD9140MUV-E2 is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 1A
• Quiescent Current: 40µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

BD9140MUV-E2 has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin

Functional Features

• Voltage regulation: BD9140MUV-E2 ensures a stable output voltage regardless of input voltage fluctuations.
• Power management: It efficiently manages power consumption, reducing energy waste.
• Overcurrent protection: The device automatically shuts down when the output current exceeds the maximum limit, protecting the circuit from damage.
• Thermal shutdown protection: In case of excessive temperature, BD9140MUV-E2 enters a thermal shutdown mode to prevent overheating.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power loss.
• Compact size allows for space-saving designs.
• Wide input voltage range makes it compatible with various power sources.
• Overcurrent and thermal shutdown protection enhance circuit reliability.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Requires careful consideration of heat dissipation in certain operating conditions.

Working Principles

BD9140MUV-E2 utilizes a switching regulator topology to regulate the output voltage. It employs pulse-width modulation (PWM) techniques to control the duty cycle of the internal power switch, ensuring a stable output voltage. The device continuously monitors the output voltage and adjusts the duty cycle accordingly to maintain the desired voltage level.

Detailed Application Field Plans

BD9140MUV-E2 finds applications in various electronic systems, including but not limited to: - Mobile devices - Portable consumer electronics - Industrial automation equipment - Automotive electronics - IoT devices

Detailed and Complete Alternative Models

1. BD9125MUV-E2: Similar specifications and features, but with a lower maximum output current of 500mA.
2. BD9150MUV-E2: Higher maximum output current of 1.5A, suitable for more demanding applications.
3. BD9110MUV-E2: Lower cost alternative with slightly reduced efficiency and narrower input voltage range.

These alternative models provide options based on specific requirements and constraints.

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