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SI82391AD-AS3R is listed in the Isolators - Gate Drivers range at ChipApex. The manufacturer field lists Skyworks Solutions Inc.. Its product description is DGT ISO 3.25KV 2CH GT DVR 14SOIC. Review the specifications below when checking this part for your BOM.
Isolators - Gate Drivers specifications for SI82391AD-AS3R
- Description：DGT ISO 3.25KV 2CH GT DVR 14SOIC
- Series：-
- Mfr：Skyworks Solutions Inc.
- Package：Tape & Reel (TR)
- Technology：Capacitive Coupling
- Number of Channels：2
- Voltage - Isolation：3250Vrms
- Propagation Delay tpLH / tpHL (Max)：-
- Pulse Width Distortion (Max)：5.6ns
- Rise / Fall Time (Typ)：12ns, 12ns (Max)
- Current - Output High, Low：2A, 4A
- Current - Peak Output：4A
- Voltage - Forward (Vf) (Typ)：-
- Voltage - Output Supply：6.5V ~ 24V
- Grade：Automotive
- Qualification：AEC-Q100
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Package / Case：14-SOIC (0.295", 7.50mm Width)
- Supplier Device Package：14-SOIC
- Common Mode Transient Immunity (Min)：35kV/µs
- Approval Agency：CQC, CSA, UL, VDE
- Current - DC Forward (If) (Max)：-
Isolators - Gate Drivers datasheet and documents for SI82391AD-AS3R
Isolators - Gate Drivers Overview
The SI82391AD-AS3R is an automotive-grade, dual-channel galvanically isolated gate driver from Skyworks Solutions. It features a 14-SOIC package with 3250 Vrms isolation voltage. Key electrical parameters include a maximum propagation delay of 40 ns, rise and fall times of 12 ns each, and a peak output current of 4 A. The device operates within a temperature range of -40°C to +125°C, consumes 7.2 mA of supply current, and supports input voltages between 2.5 V and 5.5 V.
Isolators - Gate Drivers Feature Summary
- Automotive qualification for high reliability in vehicle applications
- High electromagnetic immunity for robust signal integrity
- Dual independent channels for simultaneous control
Isolators - Gate Drivers Applications
- Automotive power electronics systems
- Motor drive control circuits
- Inverter bridge driving
Isolators - Gate Drivers Procurement Notes
Verify the specific suffix 'AS3R' indicates tape-and-reel packaging distinct from tube variants. Confirm the 'AD' designation aligns with the required 3250 Vrms isolation rating rather than lower voltage options. Ensure the component meets specific automotive quality standards required by the target application before finalizing procurement.
Isolators - Gate Drivers Selection Notes
Select this model when automotive certification and high common-mode transient immunity are critical. The 14-pin SOIC footprint suits space-constrained designs requiring dual-channel isolation. Compare against other Si8239x variants if different isolation ratings or packaging formats like tubes are preferred over reels.
Isolators - Gate Drivers Part Context
This component belongs to the Si8239x family of capacitive isolation gate drivers. It utilizes Skyworks' proprietary iCoupler technology to provide galvanic isolation without magnetic components. The series is designed specifically for demanding industrial and automotive environments requiring high reliability and noise immunity.
Isolators - Gate Drivers Replacement Considerations
Check for SI82391BD-AS3R if 2500 Vrms isolation is sufficient. Consider SI82398AD-AS3 for alternative pinout or feature sets within the same automotive family.
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