We’re experts in high voltage and superior isolation. With more than 300 million isolation channels in field service, our isolation portfolio is used by a wide range of customers and applications, including industrial automation, transportation systems, home entertainment electronics, and medical systems. Our products support isolation voltages up to 5 kV and include digital isolators, isolated gate drivers, isolated analog and ADC, industrial I/O, and isolated FET families.
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Common Applications | Communication buses | Power supplies, solar and motor inverters, on-board chargers | Load monitoring | Automation, programmable logic controllers | Relay Replacement |
Number of channels | 1 to 6 | 1, 2 | 1,3 | 4, 8 | 1 |
Configuration | Multi-channel | Single, dual independent or high-side/low-side | Single or multi-channel | Multi-channel | Single channel |
Isolation ratings | 1.0, 2.5, 3.75 or 5.0 kVrms | 1.0, 2.5, 3.75 or 5.0 kVrms | 2.5 or 5.0 kVrms | 1.5 or 2.5 kVrms | 2.5 kVrms |
Input type | Digital (CMOS) or LED emulator | Digital (CMOS) or LED emulator | Analog single ended or differential | Digital (CMOS) or LED emulator | Digital (CMOS) or LED emulator |
Output type | Digital push-pull, Open drain | High current push-pull (Up to 4.0 A peak switching) | Analog or Digital (SPI, UART, I2C, Delta-Sigma bit stream) | Digital push-pull, High current open drain (0.7 A continuous) | Digital push-pull |
SPI Control Interface | No | No | Yes | Yes | No |
Package type | SOIC-8/16 NB, SOIC-16 WB, QSOP-16 | SOIC-8/16 NB, SSO-8, SOIC-14/16 WB, 5x5 LGA-14, 5x5 QFN-14 | SOIC-8 NB, SOIC-16 WB, PDIP-8 GW, SSO-8 | QSOP-20, DFN-32 | SOIC-8 NB |
Options with single-side biasing | Yes | Yes | No | Yes | Yes |
Input supply range | 2.5 V - 5.5 V | 2.5 V - 5.5 V; 4.5 V -20 V | 3.0 V - 5.5 V | 3.0 V - 5.5 V | 3.0 V - 5.5 V |
Output supply range | 2.5 V - 5.5 V | 6.5 V - 30 V | 3.0 V - 5.5 V | 3.0 V - 5.5 V (Si838x) 9.0 V - 32 V (Si834x) | - |
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Featured Family | Si86xx, Si87xx, Si88xx | Si823x, Si827x, Si828x, Si823Hx | Si890x, Si892x, Si8540 | Si838x, Si834x | Si875x |
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This board allows for basic functional testing and engineering validation of various isolation product configurations for the Si86xx isolator family.
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This evaluation board allows designers to check out the performance of the Si8284 isolated gate driver with FET protection and integrated dc-dc converter.
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This evaluation board allows for quick connection to a shunt resistor for checking the functionality and performance of the Si8920.
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Evaluate the quad channel, high side (sourcing) isolated smart switch with a parallel interface.
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