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IR11672ASTRPBF
+Lista de MateriaisIC REC SMART CONTROL 8-SOIC
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FabricanteTecnologias Infineon
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Peça do Fabricante #IR11672ASTRPBF
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Ficha Técnica IR11672ASTRPBF DataSheet
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Pacote SO-8
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Advanced Smart Rectifier™ |
| ProductStatus | Active |
| Applications | Secondary-Side Controller |
| Voltage-Input | 200V |
| Voltage-Supply | 11.4V ~ 18V |
| Current-Supply | 50 mA |
| OperatingTemperature | -25°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
Key features of the IR11672ASTRPBF include its ability to detect the polarity of current flow through the MOSFET, ensuring precise timing for turning the MOSFET on and off. This results in minimized conduction losses and optimized efficiency. The controller offers high-speed processing, enabling it to handle rapid changes in load conditions. Additionally, it includes features for protecting against over-voltage, under-voltage, and over-temperature, enhancing the reliability of the power system.
The device is typically used in applications such as adapters, chargers, and various consumer electronic power supplies where compact size and energy efficiency are crucial. Its integration simplifies circuit design, reduces component count, and improves overall performance in power electronics applications.
Equivalent
1. Infineon IR1167 series
2. Texas Instruments UCC24610
3. ON Semiconductor NCP4305
4. Microchip Technology MCP14700
These components offer similar functionalities for synchronous rectification in power supplies, aiming to improve efficiency in various applications. Always verify compatibility with your specific requirements before substituting.
Features
1. Synchronous Rectification: Improves efficiency by replacing traditional diodes with MOSFETs, reducing losses.
2. MOSFET Compatibility: Designed to work with N-channel MOSFETs for optimal performance.
3. Low Standby Power: Offers low power consumption in standby mode, enhancing overall system efficiency.
4. Drain Sense: Utilizes a drain-voltage sensing method to accurately control the MOSFET.
5. Wide Operating Frequency: Capable of operating over a broad frequency range, making it versatile for various applications.
6. Protection Features: Includes built-in protection mechanisms such as over-current protection and adaptive gate drive for enhanced reliability.
7. Compact Package: Available in a small form-factor package for space-constrained designs.
8. Auto Mode Detection: Automatically detects the operating mode of the converter for seamless integration.
These features make the IR11672ASTRPBF suitable for power converters requiring efficient and reliable synchronous rectification.
Pinout
The pin count for the IR11672ASTRPBF is 8 pins, typically available in an SO-8 package. Here’s a brief overview of its pin functions:
1. VCC: Supply voltage for the IC.
2. GND: Ground reference.
3. VS: Senses the voltage across the MOSFET for synchronous rectification.
4. GATE: Drives the gate of the external MOSFET.
5. CS-OUT: Current sense output, used for detecting current flow direction and magnitude.
6. COMP: Compensation pin to stabilize the operation and to set the gain and bandwidth.
7. SD: Shutdown pin, can be used to enable or disable the IC.
8. NC: No connection, not internally connected.
These pins collectively allow the IR11672ASTRPBF to efficiently control the synchronous rectification process, improving the efficiency of power supplies by reducing losses associated with diode rectification.
Manufacturer
Application
1. Switched-Mode Power Supplies (SMPS): Enhances efficiency in AC/DC and DC/DC converters by replacing traditional diode rectifiers.
2. LED Drivers: Optimizes power management in LED lighting applications.
3. Telecommunications: Improves power efficiency in networking equipment and telecom power systems.
4. Consumer Electronics: Used in devices like chargers and adapters for improved energy efficiency.
5. Industrial Power Supplies: Supports energy-efficient operations in industrial control systems and automation.
These applications benefit from the IC’s ability to minimize power loss and improve thermal performance.