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ICE2B765I
Product Overview
Category: Integrated Circuit (IC)
Use: Power Management IC
Characteristics: - High efficiency - Low standby power consumption - Wide input voltage range - Overload and short-circuit protection - Thermal shutdown protection
Package: DIP-8 (Dual In-line Package)
Essence: The ICE2B765I is a power management IC designed for efficient power conversion in various applications.
Packaging/Quantity: The ICE2B765I is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
The ICE2B765I has the following specifications:
- Input Voltage Range: 85V to 265V AC
- Output Voltage Range: 12V to 24V DC
- Maximum Output Current: 1.5A
- Operating Frequency: 65kHz
- Standby Power Consumption: <100mW
- Efficiency: >85%
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The ICE2B765I has 8 pins arranged as follows:
- VCC: Power supply input
- GND: Ground reference
- FB: Feedback pin for voltage regulation
- CS: Current sense input
- COMP: Compensation pin for stability control
- SS: Soft-start pin for gradual startup
- OUT: Output voltage
- HV: High-voltage pin for primary-side control
Functional Features
- Primary-side control for improved efficiency
- Built-in protection features for overload and short-circuit conditions
- Thermal shutdown protection to prevent overheating
- Soft-start function for smooth startup and reduced stress on components
Advantages and Disadvantages
Advantages: - High efficiency leads to energy savings - Wide input voltage range allows for versatile applications - Built-in protection features enhance system reliability - Compact DIP-8 package for easy integration
Disadvantages: - Limited maximum output current of 1.5A - Operating frequency may interfere with sensitive electronic devices
Working Principles
The ICE2B765I utilizes primary-side control to regulate the output voltage. It operates by modulating the duty cycle of the internal power switch based on feedback from the FB pin. The CS pin senses the current flowing through the power switch, enabling overload and short-circuit protection. The COMP pin provides stability compensation to ensure proper regulation. The SS pin enables a soft-start function, gradually ramping up the output voltage during startup.
Detailed Application Field Plans
The ICE2B765I is commonly used in various power management applications, including:
- AC-DC converters for consumer electronics
- LED lighting systems
- Industrial power supplies
- Battery chargers
- Home appliances
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to the ICE2B765I are:
- ICE2HS01G: High-voltage primary-side controller with integrated MOSFET
- ICE2QS03G: Quasi-resonant flyback controller with built-in protection features
- ICE2QR2280Z: Primary-side regulated flyback controller with high efficiency
These alternative models offer similar functionality and can be suitable replacements depending on specific application requirements.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de ICE2B765I em soluções técnicas
Sure! Here are 10 common questions and answers related to the application of ICE2B765I in technical solutions:
Q: What is ICE2B765I? A: ICE2B765I is a high-performance resonant mode controller IC used in power supply applications.
Q: What are the key features of ICE2B765I? A: The key features of ICE2B765I include zero-voltage switching (ZVS), burst mode operation, adjustable frequency, and integrated protection functions.
Q: What is zero-voltage switching (ZVS)? A: ZVS is a technique that minimizes switching losses by ensuring that the voltage across the power switch is close to zero when it turns on or off.
Q: How does ICE2B765I achieve ZVS? A: ICE2B765I achieves ZVS by controlling the timing of the power switch based on the resonant behavior of the circuit, allowing for efficient power conversion.
Q: What is burst mode operation? A: Burst mode operation is a power-saving feature where the power supply operates in a low-power state during light load conditions, reducing energy consumption.
Q: Can I adjust the operating frequency of ICE2B765I? A: Yes, ICE2B765I allows for adjustable frequency control, enabling optimization for different system requirements.
Q: What protection functions are integrated into ICE2B765I? A: ICE2B765I integrates various protection functions such as overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.
Q: What are the typical applications of ICE2B765I? A: ICE2B765I is commonly used in power supplies for consumer electronics, LED lighting, and industrial applications.
Q: Can ICE2B765I be used in offline or isolated power supply designs? A: Yes, ICE2B765I can be used in both offline and isolated power supply designs, providing flexibility in various system configurations.
Q: Are there any evaluation boards or reference designs available for ICE2B765I? A: Yes, Infineon Technologies provides evaluation boards and reference designs to help users quickly prototype and implement solutions using ICE2B765I.
Please note that the answers provided here are general and may vary depending on specific application requirements.