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SI83412BBA-IFR
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Product Detailed Parameters
- Description：DGTL ISO 1.5KV 2CH SPI 32-VFDFN
- Series：Si834x
- Mfr：Skyworks Solutions Inc.
- Package：Tape & Reel (TR)
- Switch Type：General Purpose
- Number of Outputs：2
- Ratio - Input:Output：2 x 1:1
- Output Configuration：High Side
- Output Type：N-Channel
- Interface：Parallel
- Voltage - Load：9V ~ 32V
- Voltage - Supply (Vcc/Vdd)：2.25V ~ 5.5V
- Current - Output (Max)：1.25A
- Rds On (Typ)：78mOhm
- Input Type：Non-Inverting
- Features：Slew Rate Controlled
- Fault Protection：Current Limiting (Fixed), Over Temperature, UVLO
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：32-DFN (9x9)
- Package / Case：32-VFDFN Exposed Pad
- Grade：-
- Qualification：-
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Overview
The SI83412BBA-IFR is a power distribution IC from the Si834xx series, manufactured by Skyworks Solutions Inc. It features two isolated smart switches with integrated N-channel MOSFETs rated for 1.25A continuous current. The device utilizes digital isolation technology to provide galvanic separation between control and power domains. It operates within a supply voltage range of 2.25V to 32V and supports high-side and low-side configurations. The component is housed in a 32-lead DFN package measuring 9x9mm.
Feature Summary
- Integrates dual isolated smart switches with integrated N-channel MOSFETs
- Provides galvanic isolation between control logic and power switching nodes
- Supports flexible high-side and low-side load connection topologies
- Includes built-in protection mechanisms against overcurrent and thermal stress
Applications
- Industrial motor control systems requiring isolated switching
- Power distribution units in automated manufacturing equipment
- Isolated gate driver interfaces for power electronics
- Smart switch modules for renewable energy inverters
Procurement Notes
Verify the specific suffix 'IFR' indicates tape-and-reel packaging when sourcing. Confirm the manufacturer is Skyworks Solutions Inc. Ensure compatibility with the required voltage and current specifications for the target application before procurement.
Selection Notes
Select this component for applications requiring dual isolated outputs with moderate current handling capabilities. Consider the 32-lead DFN package for space-constrained designs. Evaluate the need for digital isolation versus other isolation methods based on system noise immunity requirements.
Part Context
This part belongs to the Si834xx family of isolated smart switches. These devices combine power switching and digital isolation in a single package. The family offers various channel counts and current ratings to suit different power distribution needs in industrial and automotive environments.
Replacement Considerations
Check datasheets for equivalent parts with similar isolation voltage and current ratings. Verify pinout compatibility if substituting directly. Ensure the replacement supports the same operating temperature range and package dimensions.
