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VIPER22ASTR-E
Product Overview
- Category: Integrated Circuit (IC)
- Use: Power Management
- Characteristics: High voltage converter, energy-efficient, compact size
- Package: TO-220
- Essence: Switching Regulator
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Input Voltage Range: 85V to 265V AC
- Output Voltage Range: 5V to 30V DC
- Switching Frequency: 60kHz
- Maximum Output Current: 700mA
- Operating Temperature Range: -40°C to +125°C
- Protection Features: Overvoltage protection, overcurrent protection, thermal shutdown
Detailed Pin Configuration
The VIPER22ASTR-E IC has the following pin configuration:
- VCC: Power supply input
- GND: Ground reference
- FB: Feedback pin for regulating output voltage
- COMP: Compensation pin for stability control
- CS: Current sense pin for current limiting
- DRAIN: High-voltage power switch drain
- SOURCE: High-voltage power switch source
Functional Features
- High efficiency power conversion
- Low standby power consumption
- Built-in protection features for safe operation
- Wide input voltage range for versatile applications
- Compact size for space-constrained designs
Advantages
- Energy-efficient operation reduces power consumption
- Reliable protection features ensure safe operation
- Wide input voltage range allows for global compatibility
- Compact size enables integration into small form factor devices
Disadvantages
- Limited maximum output current may not be suitable for high-power applications
- Requires external components for complete power management solution
Working Principles
The VIPER22ASTR-E is a switching regulator that converts high voltage AC input into low voltage DC output. It utilizes a high-voltage power switch to control the energy flow and achieve efficient power conversion. The IC incorporates various protection features such as overvoltage, overcurrent, and thermal shutdown to ensure safe operation.
Detailed Application Field Plans
The VIPER22ASTR-E is commonly used in the following applications:
- Power supplies for consumer electronics
- LED lighting systems
- Industrial automation equipment
- Home appliances
- Battery chargers
Detailed and Complete Alternative Models
- VIPER26ASTR-E: Similar specifications with higher maximum output current (1A)
- VIPER17LSTR-E: Lower maximum output current (500mA) but lower standby power consumption
- VIPER12ASTR-E: Lower maximum output current (400mA) but lower cost
Note: These alternative models are from the same VIPerPlus family and offer similar functionality.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng VIPER22ASTR-E trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of VIPER22ASTR-E in technical solutions:
Q: What is VIPER22ASTR-E? A: VIPER22ASTR-E is a high-voltage converter IC (integrated circuit) designed for offline flyback converters.
Q: What is the input voltage range of VIPER22ASTR-E? A: The input voltage range of VIPER22ASTR-E is typically between 85V and 265V AC.
Q: What is the output power range of VIPER22ASTR-E? A: VIPER22ASTR-E can handle output power ranging from a few watts up to around 25W, depending on the application.
Q: Can VIPER22ASTR-E be used in LED lighting applications? A: Yes, VIPER22ASTR-E is commonly used in LED lighting applications due to its high efficiency and compact size.
Q: Does VIPER22ASTR-E have built-in protection features? A: Yes, VIPER22ASTR-E includes various built-in protection features such as overvoltage protection, overload protection, and thermal shutdown.
Q: What is the typical switching frequency of VIPER22ASTR-E? A: The typical switching frequency of VIPER22ASTR-E is around 60 kHz, but it can be adjusted using external components.
Q: Can VIPER22ASTR-E operate in a wide temperature range? A: Yes, VIPER22ASTR-E has a wide operating temperature range of -40°C to +150°C, making it suitable for various environments.
Q: Is VIPER22ASTR-E compatible with both primary-side and secondary-side regulation? A: Yes, VIPER22ASTR-E supports both primary-side and secondary-side regulation, providing flexibility in design.
Q: Can VIPER22ASTR-E be used in battery charger applications? A: Yes, VIPER22ASTR-E can be used in battery charger applications, especially for low-power devices.
Q: Are there any evaluation boards or reference designs available for VIPER22ASTR-E? A: Yes, STMicroelectronics provides evaluation boards and reference designs to help engineers quickly prototype and implement solutions using VIPER22ASTR-E.
Please note that the answers provided here are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and application notes for detailed information.