Si86P521BC-IS

3.75 kV 2-channel digital Isolator with Integrated Power Transfer

The Si86P521BC-IS combines our reliable digital isolator technology with an integrated on-chip DC-DC converter and a miniature transformer, delivering isolated regulated output voltages of 3.3, 5 V at peak power levels up to 0.5 W. This device offers 1 forward and 1 reverse digital channels, supporting data rates up to 150 Mbps. Additionally, the Si86P521BC-IS achieves propagation delays of 15 ns and is certified by UL, CSA, VDE, and CQC.

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Specifications

Description3.75 kV 2-ch isolator with Power Transfer

OPNSi86P521BC-IS

Input Supply (V)5

Output Supply (V)3.3, 5

Max Output Power (W)0.5

Forward Channels1

Reverse Channels1

Unidirectional Channels2

Default Output StateLow

Isolation Rating (kVrms)3.75

Package TypeWB SOIC-16

Package Size (mm)10.3 x 7.5

Max Data Rate (Mbps)150

Max Propagation Delay15

Max Channel-to-Channel Skew (ns)2.5

Max Part-to-Part Skew (ns)4.5

Ambient Temperature Range (°C)-40 to +125

AEC-Q100true

Automotive gradefalse

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Evaluation Kits

Si86P541-KIT

Si86Px Digital Isolator Evaluation Kit

"The Si86Px family combines Skyworks’ proven high-speed digital isolator technology with an integrated isolated DC-DCconverter and matched miniature transformer, delivering a comprehensive solution for both signal and power isolation. These devices are ideal for demanding applications such as industrial automation, programmable logic controllers (PLC), data acquisition systems, inverters, and motor control, where long-term reliability is critical.

Si86Px devices feature up to four high-speed digital isolation channels, paired with a fly-back topology-based DC-DC converter. Operating from a 3.3 V to 5 V input supply, the converter delivers up to 0.5 W of isolated power through the integrated transformer. Advanced features include thermal detection, cycle-by-cycle current limitings, and robust line and load regulation, ensuring stable and system performance.

MSRP $84.00

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