SI8235AB-D-IS1R

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SI8235AB-D-IS1R

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DGTL ISO 2.5KV 2CH GT DVR 16SOIC

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Spezifikationen

Attribut Wert
PartStatus Active
Technology Capacitive Coupling
NumberofChannels 2
Voltage-Isolation 2500Vrms
CommonModeTransientImmunity(Min) 20kV/µs
PropagationDelaytpLH/tpHL(Max) 60ns, 60ns
PulseWidthDistortion(Max) 5.6ns
Rise/FallTime(Typ) 12ns, 12ns (Max)
Current-OutputHigh,Low 2A, 4A
Current-PeakOutput 4A
Voltage-OutputSupply 6.5V ~ 24V
Grade Automotive
Qualification AEC-Q100
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 16-SOIC (0.154", 3.90mm Width)
SupplierDevicePackage 16-SOIC
ApprovalAgency CQC, CSA, UR, VDE
BaseProductNumber SI8235

Übersicht

Description

The SI8235AB-D-IS1R is a high-performance, isolated gate driver designed for driving power MOSFETs and IGBTs in various applications. Manufactured by Silicon Labs, this device features robust galvanic isolation up to 5 kV, making it suitable for use in high-voltage applications. It offers high-speed operation with low propagation delay, ensuring efficient switching performance.
Key specifications include a drive strength of up to 4 A, which enables it to handle large gate charge requirements effectively. The device supports both unipolar and bipolar output configurations, providing flexibility in design. It also includes undervoltage lockout (UVLO) protection to safeguard against insufficient supply voltage levels, preventing faulty operation.
The SI8235AB-D-IS1R is known for its resilience to electromagnetic interference (EMI) and high common-mode transient immunity (CMTI), ensuring reliable operation in noisy environments. Its compact package and wide temperature range (-40°C to +125°C) make it ideal for use in industrial, automotive, and renewable energy applications, including motor drives, power inverters, and switch-mode power supplies.

Equivalent

The SI8235AB-D-IS1R is a dual isolated gate driver from Silicon Labs. Equivalent products might include:
1. Texas Instruments ISO5451
2. Infineon Technologies 1ED020I12-F2
3. Analog Devices ADuM3223
4. Broadcom ACPL-332J
5. Renesas Electronics 2ED2182S06F
These alternatives offer similar functionalities like isolation, input-to-output protection, and gate driving but may differ in specific features or performance parameters. Always verify pin compatibility and key specifications before substituting.

Features

The SI8235AB-D-IS1R is a dual-isolated gate driver from Silicon Labs designed for driving power MOSFETs and IGBTs. Key features include:
1. Isolation Technology: Utilizes Silicon Labs' proprietary isolation technology, providing a high level of noise immunity and robust performance.
2. Drive Capability: Offers peak output current up to 4A, suitable for high-power applications.
3. Isolation Rating: Provides a high isolation voltage rating, typically around 2.5kV RMS for 1 minute, ensuring safety and reliability.
4. Wide Temperature Range: Operates within a broad temperature range from -40°C to +125°C, making it suitable for industrial applications.
5. Low Propagation Delay: Features low propagation delay to ensure fast switching, improving efficiency and performance in switching applications.
6. Under-Voltage Lockout (UVLO): Includes UVLO protection to prevent malfunction due to insufficient gate drive.
7. Package Options: Available in various package types to suit different design requirements.
This driver is typically used in applications such as motor control, power inverters, and renewable energy systems.

Pinout

The SI8235AB-D-IS1R is a dual isolated gate driver from Silicon Labs. It typically comes in a 16-pin package. This device is designed to drive power transistors like MOSFETs or IGBTs in various applications, providing isolation between the control and power sections of a circuit.
Key features include:
1. Isolation: Provides galvanic isolation, which is crucial for safety and noise immunity in high-voltage applications.
2. Output Channels: It has two independent output drivers, allowing control of two separate transistors.
3. Input Logic Compatibility: Compatible with standard logic levels, making it easy to interface with microcontrollers or DSPs.
4. High-Speed Operation: Capable of high-speed switching, supporting fast switching applications.
5. Protection Features: Often includes features like undervoltage lockout (UVLO) to protect the transistors from damage due to insufficient gate drive voltage.
This makes it suitable for applications such as motor control, power supplies, and industrial systems where reliable isolation and fast switching are required.

Manufacturer

The SI8235AB-D-IS1R is manufactured by Silicon Labs, also known as Silicon Laboratories Inc. Silicon Labs is a technology company that specializes in designing and developing semiconductors, devices, and software solutions. The company's product offerings include microcontrollers, wireless systems, sensors, and other integrated circuits, which are used in a wide range of applications such as the Internet of Things (IoT), automotive, industrial, and consumer electronics. Known for its innovation in mixed-signal and RF technology, Silicon Labs focuses on providing solutions that enable energy efficiency, connectivity, and enhanced digital experiences.

Application

The SI8235AB-D-IS1R is a dual isolated gate driver used primarily in applications requiring high-voltage isolation and gate drive capability. Typical applications include:
1. Switch Mode Power Supplies (SMPS) - Enhances efficiency and performance.
2. Motor Control - Provides isolation and precise control in motor drive systems.
3. Solar Inverters - Offers reliable isolation in photovoltaic systems.
4. Industrial Automation - Ensures safe and effective operation of automated equipment.
5. Uninterruptible Power Supplies (UPS) - Facilitates stable power delivery and isolation.
6. HVAC Systems - Optimizes energy efficiency and control.
Its high common-mode transient immunity (CMTI) and robust isolation make it ideal for these applications.

Package

The SI8235AB-D-IS1R is a digital isolator from Silicon Labs, featuring a 16-pin wide-body SOIC (Small Outline Integrated Circuit) package. This package type provides enhanced isolation and creepage distance, suitable for applications requiring galvanic isolation between different circuit sections.

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