SI8238BD-AS

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SI8238BD-AS

+BOM

DGTL ISO 5KV 2CH GATE DVR 16SOIC

  • Nhà sản xuấtCông ty Skyworks Solutions Inc.

  • Ông. Phần #SI8238BD-AS

  • Bảng dữ liệu SI8238BD-AS DataSheet

  • Có sẵn4141

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Thông số kỹ thuật

thuộc tính Giá trị
Part Status Active
Technology Capacitive Coupling
Number of Channels 2
Voltage - Isolation 5000Vrms
Common Mode Transient Immunity (Min) 20kV/µs
Propagation Delay tp LH / tp HL (Max) 45ns, 45ns
Pulse Width Distortion (Max) 5.6ns
Rise / Fall Time (Typ) 12ns, 12ns (Max)
Current - Output High, Low 2A, 4A
Current - Peak Output 500mA
Voltage - Output Supply 6.5V ~ 24V
Grade Automotive
Qualification AEC-Q100
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 16-SOIC (0.295", 7.50mm Width)
Supplier Device Package 16-SOIC
Approval Agency CQC, CSA, UL, VDE

Tổng quan

Description

The SI8238BD-AS is a robust isolated gate driver designed by Silicon Labs, catering primarily to power electronics applications. It features a high level of electrical isolation between its input and output sections, typically used to drive power transistors like MOSFETs and IGBTs. The component is recognized for its high-speed performance, providing fast switching capabilities crucial for efficient power conversion systems.
Key characteristics include a peak output current capability that ensures effective drive strength, and a common-mode transient immunity (CMTI) that enhances performance in noisy environments. The device is typically available in a compact SOIC package, facilitating its integration into densely packed circuit boards.
The SI8238BD-AS is suitable for a variety of applications, including power supplies, motor drives, and renewable energy systems. Its isolated design is essential for protecting low-voltage control circuits from high-voltage transients, ensuring reliability and safety in high-power applications. Overall, its combination of performance, isolation, and integration makes it a versatile choice for modern power management solutions.

Equivalent

Equivalent products to the SI8238BD-AS chip are typically digital isolators with similar specifications. Some possible alternatives include the ADuM3223 from Analog Devices, the ISO7421 from Texas Instruments, and the MAX14850 from Maxim Integrated. When selecting an alternative, check key parameters such as isolation voltage, data rate, and package type to ensure compatibility with your application. Always refer to the datasheets for exact comparisons.

Features

The SI8238BD-AS is a high-performance isolated gate driver from Skyworks, designed to drive power transistors like MOSFETs and IGBTs.
Key features include:
1. Isolation: Provides galvanic isolation up to 5 kV, enhancing safety and noise immunity.
2. Output Channels: Dual, independent gate drive outputs.
3. High-Speed Operation: Supports fast switching frequencies up to several MHz.
4. Peak Output Current: Capable of delivering up to 4 A peak output current.
5. UVLO Protection: Features Under-Voltage Lockout (UVLO) protection on both input and output sides, ensuring reliable operation.
6. CMR: High Common-Mode Rejection (CMR) for robust performance in noisy environments.
7. Fault Protection: Includes features like soft shutdown for protection against over-current and short-circuit conditions.
8. Wide Supply Range: Operates over a broad supply voltage range, enhancing design flexibility.
9. Compact Package: Available in a compact SOIC-16 package, suitable for space-constrained applications.
These features make the SI8238BD-AS suitable for use in applications like motor control, renewable energy systems, and power converters.

Pinout

The SI8238BD-AS is a digital isolator with a driver function for isolated gate drivers. It is typically used for driving power transistors like MOSFETs and IGBTs. The device comes in a 16-pin wide-body SOIC package.
Key features and functions of the SI8238BD-AS include:
- Pin Count: 16 pins
- Isolation: Provides galvanic isolation between input and output, typically used for safety and interference reduction.
- Gate Driver: Offers high-performance gate driving capabilities, suitable for driving power switches.
- Output Channels: It typically has multiple output channels to control different transistors or switches.
- Supply Voltage: Supports various supply voltages for both control logic and driver output.
- Integrated Protection: Includes features like under-voltage lockout and thermal protection for reliable operation.
For exact pin configuration, specific functionality, and detailed electrical characteristics, consulting the datasheet from the manufacturer, Silicon Labs, is recommended. This will provide comprehensive information on each pin's role and electrical specifications.

Manufacturer

The SI8238BD-AS is manufactured by Skyworks Solutions, Inc. This company is a prominent player in the semiconductor industry, primarily focusing on the production of analog semiconductors. Skyworks Solutions designs and manufactures a broad range of high-performance analog and mixed-signal semiconductors that support automotive, broadband, wireless infrastructure, energy management, and several other applications.
The SI8238BD-AS, in particular, is a part of their product line that includes isolated gate drivers and other related components. These products are crucial in applications that require high-voltage isolation and efficient power management, serving industries such as telecommunications, automotive, consumer electronics, and industrial sectors.
Skyworks Solutions, headquartered in Irvine, California, is known for its innovation in wireless and analog technologies, contributing significantly to the development of connected devices and the broader Internet of Things (IoT) ecosystem. With a strong emphasis on research and development, Skyworks continues to advance its product offerings to meet the evolving demands of its global customer base.

Application

The SI8238BD-AS is a robust isolated gate driver used primarily in power electronics applications. Key application areas include:
1. Industrial Motor Drives: Enhances efficiency and control in motor drive systems by providing reliable isolation.
2. Power Inverters: Utilized in solar inverters and uninterruptible power supplies (UPS) for effective power conversion.
3. Switch-Mode Power Supplies (SMPS): Offers efficient switching in power supply systems, improving performance and reliability.
4. Automotive Systems: Used in electric vehicles (EVs) for battery management and motor control.
5. Renewable Energy Systems: Supports energy storage systems and grid-tied inverter applications by ensuring safe and efficient power flow.
Its high noise immunity and fast switching capabilities make it suitable for environments requiring precise and reliable power control.

Package

The SI8238BD-AS is typically available in an 8-pin SOIC (Small Outline Integrated Circuit) package. This package type is commonly used for surface-mount technology and offers a compact, reliable option for integrating the component onto printed circuit boards.

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