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BD9111NV-E2
Product Overview
Category: Integrated Circuit (IC)
Use: Power Management IC
Characteristics: - High efficiency voltage regulator - Low power consumption - Small form factor - Wide input voltage range - Overcurrent protection - Thermal shutdown protection
Package: SOP-8
Essence: BD9111NV-E2 is a power management IC designed for efficient voltage regulation in various electronic devices.
Packaging/Quantity: The BD9111NV-E2 is typically sold in reels containing 2500 units.
Specifications
- Input Voltage Range: 4.5V to 18V
- Output Voltage Range: 0.8V to 16V
- Output Current: Up to 1A
- Quiescent Current: 50µA (typical)
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The BD9111NV-E2 features 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 | COMP | Compensation | | 6 | SS | Soft Start | | 7 | SW | Switching Node | | 8 | VOUT | Output Voltage |
Functional Features
- High efficiency voltage regulation
- Stable output voltage under varying load conditions
- Overcurrent protection prevents damage to the IC and connected devices
- Thermal shutdown protection prevents overheating
- Soft start function reduces inrush current during startup
Advantages and Disadvantages
Advantages: - High efficiency operation - Wide input voltage range - Compact size - Overcurrent and thermal protection
Disadvantages: - Limited output current capacity (up to 1A)
Working Principles
The BD9111NV-E2 is a step-down voltage regulator that uses pulse width modulation (PWM) to regulate the output voltage. It operates by switching the input voltage on and off at a high frequency, and then filtering it to obtain a stable output voltage. The feedback mechanism continuously adjusts the duty cycle of the switching signal to maintain the desired output voltage.
Detailed Application Field Plans
The BD9111NV-E2 is commonly used in various electronic devices that require efficient voltage regulation, such as: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless routers
Detailed and Complete Alternative Models
- BD9122NV-E2
- BD9133NV-E2
- BD9144NV-E2
- BD9155NV-E2
- BD9166NV-E2
These alternative models offer similar functionality and characteristics to the BD9111NV-E2, providing options for different power requirements and applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BD9111NV-E2 v technických řešeních
Sure! Here are 10 common questions and answers related to the application of BD9111NV-E2 in technical solutions:
Q1: What is BD9111NV-E2? A1: BD9111NV-E2 is a voltage regulator IC (integrated circuit) that provides stable power supply for various electronic devices.
Q2: What is the input voltage range of BD9111NV-E2? A2: The input voltage range of BD9111NV-E2 is typically between 4.5V and 18V.
Q3: What is the output voltage range of BD9111NV-E2? A3: The output voltage range of BD9111NV-E2 can be adjusted from 0.8V to 12V.
Q4: What is the maximum output current of BD9111NV-E2? A4: The maximum output current of BD9111NV-E2 is typically 1.5A.
Q5: Can BD9111NV-E2 handle high temperatures? A5: Yes, BD9111NV-E2 is designed to operate at high temperatures, with a maximum junction temperature of 150°C.
Q6: Does BD9111NV-E2 have built-in protection features? A6: Yes, BD9111NV-E2 includes various protection features such as overcurrent protection, thermal shutdown, and short-circuit protection.
Q7: What type of package does BD9111NV-E2 come in? A7: BD9111NV-E2 is available in a compact SOP-8 package.
Q8: Can BD9111NV-E2 be used in battery-powered applications? A8: Yes, BD9111NV-E2 can be used in battery-powered applications as it has low quiescent current and supports low dropout voltage operation.
Q9: Is BD9111NV-E2 suitable for automotive applications? A9: Yes, BD9111NV-E2 is AEC-Q100 qualified, making it suitable for automotive applications that require high reliability and performance.
Q10: Are there any evaluation boards or reference designs available for BD9111NV-E2? A10: Yes, ROHM Semiconductor provides evaluation boards and reference designs to help users quickly prototype and implement BD9111NV-E2 in their applications.
Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements.