IR1167ASTRPBF

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IR1167ASTRPBF

+Nomenclature

IC GATE DRVR LOW-SIDE 8SOIC

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
Series SmartRectifier™
ProductStatus Active
DrivenConfiguration Low-Side
ChannelType Single
NumberofDrivers 1
GateType N-Channel MOSFET
Voltage-Supply 12V ~ 18V
LogicVoltage-VILVIH 2V, 2.15V
Current-PeakOutput(SourceSink) 2A, 7A
InputType Non-Inverting
Rise/FallTime(Typ) 18ns, 10ns
OperatingTemperature -25°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Présentation

Description

The IR1167ASTRPBF is a high-performance, low-side driver IC designed for synchronous rectification in switched-mode power supplies. Manufactured by Infineon Technologies, this device is part of the IR1167 series and is primarily used to improve the efficiency of power converters by replacing traditional diode rectifiers with active MOSFETs.
Key features of the IR1167ASTRPBF include adaptive gate drive for optimal MOSFET switching, a wide supply voltage range, and low quiescent current, which contributes to overall energy efficiency. It also offers fast turn-on and turn-off times, allowing for minimized conduction losses. The device includes integrated protection features such as over-voltage protection and under-voltage lockout to enhance reliability and safety in various applications.
The IR1167ASTRPBF is commonly used in applications like flyback converters, server power supplies, and any system where efficiency improvements are crucial. Its compact, surface-mount package makes it suitable for space-constrained designs. Overall, the IR1167ASTRPBF helps designers achieve higher efficiency and performance in power management systems.

Equivalent

The IR1167ASTRPBF is a synchronous rectification controller designed for AC-DC power supplies. Equivalent products could include:
1. UCC24610 from Texas Instruments
2. NCP4306 from ON Semiconductor
3. SRK2001 from STMicroelectronics
These alternatives offer similar functionality for synchronous rectification in various power supply applications. Be sure to compare the specific features and performance characteristics to ensure compatibility with your application needs.

Features

The IR1167ASTRPBF is a smart secondary-side driver IC primarily used in synchronous rectification applications for improving the efficiency of power supplies. Here are its key features:
1. Synchronous Rectification: Optimizes the efficiency of power converters by replacing diodes with MOSFETs.
2. Primary Application: Suitable for flyback, forward, and half-bridge converter topologies.
3. High-Speed Operation: Capable of operating at high switching frequencies, ensuring effective performance in fast-switching environments.
4. Integrated Smart Features: Includes adaptive gate drive and a control logic that helps minimize power dissipation and enhance efficiency.
5. Low Standby Power: Designed to consume minimal power when inactive, contributing to overall energy savings.
6. Protection Features: Equipped with built-in protections such as over-voltage and over-current protection to safeguard the IC and connected components.
7. Compact Package: Available in small, space-saving packages suitable for modern, compact electronic designs.
These features make the IR1167ASTRPBF a reliable choice for designers looking to enhance power efficiency in various electronic applications.

Pinout

The IR1167ASTRPBF is a smart secondary-side synchronous rectifier (SR) controller IC designed for flyback converters. It is typically used in power supply applications to improve efficiency by replacing diode rectification with MOSFET-based synchronous rectification.
The IR1167ASTRPBF is available in a 6-pin SOT-23 package. Here is a brief overview of its pin functions:
1. VCC (Pin 1): Supply voltage input for the IC.
2. GND (Pin 2): Ground reference for the IC.
3. VS (Pin 3): Voltage sense input; monitors the drain voltage of the SR MOSFET.
4. VD (Pin 4): Drain voltage sense; used for precise turn-off of the SR MOSFET.
5. OUT (Pin 5): Gate drive output; drives the gate of the SR MOSFET.
6. CS (Pin 6): Current sense input; helps in detecting zero crossing of the inductor current.
This IC helps improve power conversion efficiency by enabling precise control of the synchronous MOSFET, reducing conduction losses compared to traditional rectification methods.

Manufacturer

The IR1167ASTRPBF is manufactured by Infineon Technologies. Infineon is a global semiconductor company that specializes in designing, developing, and manufacturing a wide range of semiconductor solutions. These solutions include microcontrollers, sensors, automotive systems, power management ICs, and security solutions, catering to industries such as automotive, industrial, communications, and consumer electronics. The company is recognized for its innovation and commitment to delivering efficient, reliable, and secure semiconductor products.

Application

The IR1167ASTRPBF is a smart secondary-side controller designed for use in synchronous rectification (SR) applications within power supplies. It is typically employed in:
1. AC/DC Power Supplies: Enhancing efficiency in adapters, chargers, and LED drivers.
2. DC/DC Converters: Used in isolated converters for improved performance.
3. Telecommunication Equipment: Helps in achieving higher efficiency in telecom power modules.
4. Server Power Supplies: Utilized in data centers for reducing power loss and heat.
5. Consumer Electronics: Integrated into power management systems to optimize energy use.
These applications benefit from the controller's ability to reduce power losses and improve overall efficiency, particularly in applications requiring high efficiency and compact design.

Package

The IR1167ASTRPBF is a smart rectifier IC from Infineon Technologies, typically used in power supply applications to improve efficiency. This component is offered in an 8-pin SOIC (Small Outline Integrated Circuit) package, which is compact and suitable for surface mounting on printed circuit boards.

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