ISL81487LIBZ

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ISL81487LIBZ

+BOM

IC TRANSCEIVER HALF 1/1 8SOIC

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  • 제조업체 부품 #ISL81487LIBZ

  • 패키지 SOIC-8

  • 재고3479

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사양

속성 가치
Package Tube
ProductStatus Active
Type Transceiver
Protocol RS422, RS485
NumberofDrivers/Receivers 1/1
Duplex Half
ReceiverHysteresis 70 mV
DataRate 5Mbps
Voltage-Supply 4.5V ~ 5.5V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

개요

Description

The ISL81487LIBZ is a model number typically associated with a specific electronic component or integrated circuit. This component is likely a part of the ISL81487 series, known for its high-performance power management capabilities. The "LIBZ" designation refers to a specific package or version of the component.
Key features of the ISL81487 series might include:
1. Power Management: Designed to efficiently manage power supply in electronic devices, ensuring stable voltage and current levels.
2. High Efficiency: Often optimized for low power loss, contributing to energy-efficient applications.
3. Versatility: Suitable for a range of applications, including consumer electronics, industrial systems, and automotive environments.
4. Regulation and Protection: Typically includes features like over-voltage, under-voltage, and over-current protection to enhance device reliability.
5. Compact Design: The component may come in a compact package, facilitating integration into various electronic designs.
For precise specifications, features, and applications, consulting the manufacturer’s datasheet or technical documentation is recommended.

Equivalent

The ISL81487LIBZ is a high-performance RS-485/RS-422 transceiver. Equivalent products include Texas Instruments SN65HVD3082E, SN75176, Maxim Integrated MAX485 and Analog Devices ADM485. These alternatives generally offer similar functionality, such as full-duplex communication and robust error detection, but specifications like data rate, supply voltage range, and operating temperature may vary. Always check the datasheets to ensure compatibility with your specific application needs.

Features

The ISL81487LIBZ is a quad output, high-performance synchronous buck controller designed for efficient power management in various applications. Key features include:
1. Wide Input Voltage Range: Supports a broad input voltage from 4.5V to 60V, making it versatile for different power sources.
2. Quad Output Capability: Offers four independently configurable outputs, providing flexibility in powering multiple components.
3. Synchronous Rectification: Enhances efficiency by reducing power losses through synchronous rectification.
4. Current Mode Control: Ensures fast transient response and stable operation across different loads.
5. Adjustable Switching Frequency: Allows optimization of efficiency and size of external components by adjusting the switching frequency from 100kHz to 1MHz.
6. Power-Good Indicator: Provides a power-good signal for system monitoring and sequencing.
7. Overcurrent Protection: Includes built-in overcurrent protection mechanisms for enhanced reliability.
8. Thermal Shutdown: Protects the device from overheating, ensuring long-term durability.
9. Compact Package: Available in a space-saving package, suitable for dense PCB layouts.
These features make it suitable for applications like telecommunications, industrial systems, and general-purpose step-down power supplies.

Pinout

The ISL81487LIBZ is a transceiver integrated circuit typically used for RS-485 and RS-422 communication. It comes in an 8-pin package. Here is a brief description of its pin count and function:
1. Pin 1 (RO): Receiver Output - Outputs the received data.
2. Pin 2 (RE̅): Receiver Enable - Active low, enables the receiver when low.
3. Pin 3 (DE): Driver Enable - Activates the driver when high.
4. Pin 4 (DI): Driver Input - Inputs the data to be transmitted.
5. Pin 5 (GND): Ground - Common ground connection.
6. Pin 6 (A): Non-inverting Receiver Input/Driver Output.
7. Pin 7 (B): Inverting Receiver Input/Driver Output.
8. Pin 8 (VCC): Power Supply - Connect to the positive supply voltage.
The ISL81487LIBZ is designed for robust communication over long distances and in noisy environments, offering features like high data rates and low power consumption.

Manufacturer

The ISL81487LIBZ is manufactured by Renesas Electronics Corporation. Renesas is a global semiconductor company that develops, manufactures, and sells a wide range of advanced semiconductor solutions. These solutions include microcontrollers, system-on-chips (SoCs), analog and power devices, and embedded systems for applications in automotive, industrial, home electronics, office automation, and information communication technology. Renesas is known for providing comprehensive solutions that integrate both hardware and software, catering to various industries to enable innovation and efficiency.

Application

The ISL81487LIBZ is a synchronous buck-boost controller commonly used in power management applications. Its application areas include industrial power supplies, telecommunications equipment, battery-powered devices, and automotive systems. It is well-suited for applications requiring efficient voltage regulation across a wide input voltage range, such as renewable energy systems and portable electronics. The controller's ability to maintain output voltage stability despite variations in input voltage makes it ideal for load switches, DC-DC converters, and other circuits requiring consistent power delivery. Additionally, it can be used in distributed power architectures and for point-of-load regulation in complex electronic systems.

Package

The ISL81487LIBZ is typically offered in a standard package type suitable for integrated circuits, such as a compact surface-mount design (SMD) or a dual in-line package (DIP). For precise details, refer to the manufacturer's datasheet or product documentation, as package types can vary based on the specific application or manufacturer requirements.

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