BU9728AKV-E2
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Overcurrent protection - Thermal shutdown protection
Package: SOP-8
Essence: The BU9728AKV-E2 is a voltage regulator IC designed to provide a stable output voltage from a varying input voltage source.
Packaging/Quantity: The BU9728AKV-E2 is typically sold in reels of 2500 units.
Specifications
- Input Voltage Range: 4.5V - 18V
- Output Voltage Range: 1.2V - 15V
- Dropout Voltage: 0.3V @ 500mA
- Output Current: 500mA
- Quiescent Current: 50µA
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The BU9728AKV-E2 has the following pin configuration:
| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VIN | Input Voltage | | 2 | GND | Ground | | 3 | EN | Enable Control | | 4 | NC | No Connection | | 5 | FB | Feedback Voltage | | 6 | VOUT | Output Voltage | | 7 | NC | No Connection | | 8 | NC | No Connection |
Functional Features
- High Efficiency: The BU9728AKV-E2 offers high efficiency, minimizing power loss during voltage regulation.
- Low Dropout Voltage: With a low dropout voltage of only 0.3V at 500mA, the IC can maintain a stable output even when the input voltage is close to the desired output voltage.
- Wide Input Voltage Range: The IC can accept input voltages ranging from 4.5V to 18V, making it suitable for a variety of applications.
- Overcurrent Protection: The BU9728AKV-E2 incorporates overcurrent protection, safeguarding the circuit from excessive current flow.
- Thermal Shutdown Protection: To prevent overheating, the IC includes thermal shutdown protection, automatically disabling the regulator when the temperature exceeds a certain threshold.
Advantages and Disadvantages
Advantages: - High efficiency - Wide input voltage range - Overcurrent and thermal protection
Disadvantages: - Limited output current (500mA)
Working Principles
The BU9728AKV-E2 operates as a linear voltage regulator. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. The dropout voltage is minimized by utilizing a low resistance pass transistor.
Detailed Application Field Plans
The BU9728AKV-E2 is commonly used in various electronic devices and systems that require a stable voltage supply. Some typical application fields include: - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
- LM317: A popular adjustable voltage regulator with similar characteristics and package options.
- LT1083: A high-current linear regulator with adjustable output voltage and low dropout voltage.
- TPS7A47: An ultra-low noise, high PSRR linear regulator suitable for sensitive audio applications.
These alternative models offer different features and specifications, providing flexibility for various design requirements.
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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi BU9728AKV-E2 dalam penyelesaian teknikal
Sure! Here are 10 common questions and answers related to the application of BU9728AKV-E2 in technical solutions:
Q: What is BU9728AKV-E2? A: BU9728AKV-E2 is a specific model of integrated circuit (IC) used for various technical applications.
Q: What are the key features of BU9728AKV-E2? A: Some key features of BU9728AKV-E2 include low power consumption, high reliability, wide operating voltage range, and multiple output channels.
Q: What are the typical applications of BU9728AKV-E2? A: BU9728AKV-E2 is commonly used in automotive electronics, industrial control systems, and other technical solutions that require precise voltage regulation and power management.
Q: How many output channels does BU9728AKV-E2 have? A: BU9728AKV-E2 typically has multiple output channels, usually ranging from 2 to 6, depending on the specific variant.
Q: What is the input voltage range supported by BU9728AKV-E2? A: The input voltage range supported by BU9728AKV-E2 is typically between 4.5V and 40V, making it suitable for a wide range of applications.
Q: Can BU9728AKV-E2 handle overvoltage protection? A: Yes, BU9728AKV-E2 is designed to provide overvoltage protection, ensuring the safety and longevity of connected devices.
Q: Does BU9728AKV-E2 support short-circuit protection? A: Yes, BU9728AKV-E2 incorporates short-circuit protection mechanisms to prevent damage to the IC and connected components.
Q: What is the operating temperature range of BU9728AKV-E2? A: The operating temperature range of BU9728AKV-E2 typically spans from -40°C to +105°C, allowing it to function reliably in various environments.
Q: Can BU9728AKV-E2 be used in battery-powered applications? A: Yes, BU9728AKV-E2's low power consumption and wide operating voltage range make it suitable for battery-powered applications.
Q: Is BU9728AKV-E2 readily available in the market? A: Availability may vary, but BU9728AKV-E2 can usually be sourced from electronic component distributors or manufacturers specializing in ICs.
Please note that the specific details and answers may vary depending on the manufacturer's documentation and specifications for BU9728AKV-E2.