component
SI8662BC-B-IS1
Public Made by Adomby adom
SILICON LABS Digital Isolators, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
| Name | Last updated |
|---|---|
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| README.md | 10d ago |
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SI8662BC-B-IS1
SILICON LABS · Digital Isolators · SOIC-16
SI8662BC-B-IS1 from SILICON LABS, in a SOIC-16. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | VDD1 | power_in | Side 1 power supply; the device requires a 0.1 µF bypass capacitor between VDD1 and GND1 placed as close to the package as possible. |
| 2 | A1 | input | Side 1 digital input. |
| 3 | A2 | input | Side 1 digital input. |
| 4 | A3 | input | Side 1 digital input. |
| 5 | A4 | bidirectional | Side 1 digital input or output. |
| 6 | A5 | bidirectional | Side 1 digital input or output. |
| 7 | A6 | bidirectional | Side 1 digital input or output. |
| 8 | GND1 | power_in | Side 1 ground. |
| 9 | GND2 | power_in | Side 2 ground. |
| 10 | B6 | bidirectional | Side 2 digital input or output. |
| 11 | B5 | bidirectional | Side 2 digital input or output. |
| 12 | B4 | bidirectional | Side 2 digital input or output. |
| 13 | B3 | output | Side 2 digital output. |
| 14 | B2 | output | Side 2 digital output. |
| 15 | B1 | output | Side 2 digital output. |
| 16 | VDD2 | power_in | Side 2 power supply. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | SILICON LABS |
| Package | SOIC-16 |
| Category | Interface ICs |
| Pins | 16 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Junction Operating Temperature | TJ | 150 | °C | 11 | |||
| Ambient Operating Temperature | TA | -40 | 25 | 125 | °C | 11 | |
| Supply Voltage VDD1 | VDD1 | 2.375 | 5.5 | V | 11 | ||
| Supply Voltage VDD2 | VDD2 | 2.375 | 5.5 | V | 11 | ||
| Storage Temperature | TSTG | -65 | 150 | °C | 26 | ||
| Ambient Temperature Under Bias | TA | -40 | 125 | °C | 26 | ||
| Junction Temperature | TJ | 150 | °C | 26 | |||
| Supply Voltage | VDD1, VDD2 | -0.5 | 7 | V | 26 | ||
| Input Voltage | VI | -0.5 | V | Maximum printed as VDD + 0.5 | 26 | ||
| Output Voltage | VO | -0.5 | V | Maximum printed as VDD + 0.5 | 26 | ||
| Output Current Drive Channel | IO | 10 | mA | 26 | |||
| Lead Solder Temperature | 260 | °C | 10 s | 26 | |||
| Maximum Isolation (Input to Output) | 4500 | VRMS | 1 sec; NB SOIC-16, QSOP-16 | 26 | |||
| IC Junction-to-Air Thermal Resistance | θJA | 105 | °C/W | NB SOIC-16/QSOP-16 package | 24 | ||
| VDD Undervoltage Threshold (rising) | VDDUV+ | 1.95 | 2.24 | 2.375 | V | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C; VDD1, VDD2 rising | 11 |
| VDD Undervoltage Threshold (falling) | VDDUV- | 1.88 | 2.16 | 2.325 | V | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C; VDD1, VDD2 falling | 11 |
| VDD Undervoltage Hysteresis | VDDHYS | 50 | 70 | 95 | mV | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 11 |
| Positive-Going Input Threshold | VT+ | 1.4 | 1.67 | 1.9 | V | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C; All inputs rising | 11 |
| Negative-Going Input Threshold | VT- | 1 | 1.23 | 1.4 | V | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C; All inputs falling | 11 |
| Input Hysteresis | VHYS | 0.38 | 0.44 | 0.5 | V | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 11 |
| High Level Input Voltage | VIH | 2 | V | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 11 | ||
| Low Level Input Voltage | VIL | 0.8 | V | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 11 | ||
| High Level Output Voltage (5 V) | VOH | 4.8 | V | loh = -4 mA; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 11 | ||
| Low Level Output Voltage | VOL | 0.2 | 0.4 | V | lol = 4 mA; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 11 | |
| Input Leakage Current | IL | -10 | 10 | µA | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 11 | |
| DC Supply Current, VDD1 (VI = 0(Bx)) | 2.2 | 3.3 | mA | All inputs 0 V or at supply; VI = 0(Bx), 1(Ex); VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 12 | ||
| DC Supply Current, VDD2 (VI = 0(Bx)) | 3 | 4.5 | mA | All inputs 0 V or at supply; VI = 0(Bx), 1(Ex); VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 12 | ||
| DC Supply Current, VDD1 (VI = 1(Bx)) | 7.5 | 10.5 | mA | All inputs 0 V or at supply; VI = 1(Bx), 0(Ex); VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 12 | ||
| DC Supply Current, VDD2 (VI = 1(Bx)) | 5.6 | 8.4 | mA | All inputs 0 V or at supply; VI = 1(Bx), 0(Ex); VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 12 | ||
| 1 Mbps Supply Current, VDD1 | 5.1 | 7.1 | mA | All inputs = 500 kHz square wave, CI = 15 pF on all outputs; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 12 | ||
| 1 Mbps Supply Current, VDD2 | 4.7 | 6.6 | mA | All inputs = 500 kHz square wave, CI = 15 pF on all outputs; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 12 | ||
| 10 Mbps Supply Current, VDD1 (5 V) | 5.6 | 7.9 | mA | All inputs = 5 MHz square wave, CI = 15 pF on all outputs; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 | ||
| 10 Mbps Supply Current, VDD2 (5 V) | 5.9 | 8.2 | mA | All inputs = 5 MHz square wave, CI = 15 pF on all outputs; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 | ||
| 100 Mbps Supply Current, VDD1 (5 V) | 12.8 | 16.6 | mA | All inputs = 50 MHz square wave, CI = 15 pF on all outputs; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 | ||
| 100 Mbps Supply Current, VDD2 (5 V) | 19.4 | 25.2 | mA | All inputs = 50 MHz square wave, CI = 15 pF on all outputs; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 | ||
| Maximum Data Rate | 0 | 150 | Mbps | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 | ||
| Minimum Pulse Width | 5 | ns | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 | |||
| Propagation Delay (5 V) | tPHL, tPLH | 5 | 8 | 13 | ns | See Figure 4.1; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 |
| Pulse Width Distortion (5 V) | PWD | 0.2 | 4.5 | ns | See Figure 4.1; /tPLH − tPHL/; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 | |
| Propagation Delay Skew (5 V) | tPSK(P-P) | 2 | 4.5 | ns | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 | |
| Channel-Channel Skew | tPSK | 0.4 | 2.5 | ns | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 | |
| Output Rise Time | tr | 2.5 | 4 | ns | CL = 15 pF; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 | |
| Output Fall Time | tf | 2.5 | 4 | ns | CL = 15 pF; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 13 | |
| Common Mode Transient Immunity | CMTI | 35 | 50 | kV/µs | VI = VDD or 0 V; VCM = 1500 V; VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 14 | |
| Startup Time | tSU | 15 | 40 | µs | VDD1 = 5 V ±10%, VDD2 = 5 V ±10%, TA = -40 to 125 °C | 14 | |
| 10 Mbps Supply Current, VDD1 (3.3 V) | 5.3 | 7.4 | mA | All inputs = 5 MHz square wave, CI = 15 pF on all outputs; VDD1 = 3.3 V ±10%, VDD2 = 3.3 V ±10%, TA = -40 to 125 °C | 17 | ||
| 10 Mbps Supply Current, VDD2 (3.3 V) | 5.2 | 7.3 | mA | All inputs = 5 MHz square wave, CI = 15 pF on all outputs; VDD1 = 3.3 V ±10%, VDD2 = 3.3 V ±10%, TA = -40 to 125 °C | 17 | ||
| 100 Mbps Supply Current, VDD1 (3.3 V) | 10 | 13 | mA | All inputs = 50 MHz square wave, CI = 15 pF on all outputs; VDD1 = 3.3 V ±10%, VDD2 = 3.3 V ±10%, TA = -40 to 125 °C | 17 | ||
| 100 Mbps Supply Current, VDD2 (3.3 V) | 14.1 | 18.3 | mA | All inputs = 50 MHz square wave, CI = 15 pF on all outputs; VDD1 = 3.3 V ±10%, VDD2 = 3.3 V ±10%, TA = -40 to 125 °C | 17 | ||
| High Level Output Voltage (3.3 V) | VOH | 3.1 | V | loh = -4 mA; VDD1 = 3.3 V ±10%, VDD2 = 3.3 V ±10%, TA = -40 to 125 °C | 15 | ||
| High Level Output Voltage (2.5 V) | VOH | 2.3 | V | loh = -4 mA; VDD1 = 2.5 V ±5%, VDD2 = 2.5 V ±5%, TA = -40 to 125 °C | 19 | ||
| 10 Mbps Supply Current, VDD1 (2.5 V) | 5.2 | 7.2 | mA | All inputs = 5 MHz square wave, CI = 15 pF on all outputs; VDD1 = 2.5 V ±5%, VDD2 = 2.5 V ±5%, TA = -40 to 125 °C | 20 | ||
| 10 Mbps Supply Current, VDD2 (2.5 V) | 4.9 | 6.9 | mA | All inputs = 5 MHz square wave, CI = 15 pF on all outputs; VDD1 = 2.5 V ±5%, VDD2 = 2.5 V ±5%, TA = -40 to 125 °C | 20 | ||
| 100 Mbps Supply Current, VDD1 (2.5 V) | 8.7 | 11.3 | mA | All inputs = 50 MHz square wave, CI = 15 pF on all outputs; VDD1 = 2.5 V ±5%, VDD2 = 2.5 V ±5%, TA = -40 to 125 °C | 21 | ||
| 100 Mbps Supply Current, VDD2 (2.5 V) | 11.7 | 15.2 | mA | All inputs = 50 MHz square wave, CI = 15 pF on all outputs; VDD1 = 2.5 V ±5%, VDD2 = 2.5 V ±5%, TA = -40 to 125 °C | 21 | ||
| Propagation Delay (2.5 V) | tPHL, tPLH | 5 | 8 | 14 | ns | See Figure 4.1; VDD1 = 2.5 V ±5%, VDD2 = 2.5 V ±5%, TA = -40 to 125 °C | 21 |
| Pulse Width Distortion (2.5 V) | PWD | 0.2 | 5 | ns | See Figure 4.1; /tPLH − tPHL/; VDD1 = 2.5 V ±5%, VDD2 = 2.5 V ±5%, TA = -40 to 125 °C | 21 | |
| Propagation Delay Skew (2.5 V) | tPSK(P-P) | 2 | 5 | ns | VDD1 = 2.5 V ±5%, VDD2 = 2.5 V ±5%, TA = -40 to 125 °C | 21 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| housing | abs | Package Outline (16-Pin Wide Body SOIC) silabs.com / Building a more connected world. Rev. 1.73 / 28 | 28 |
CAD (KiCad official)
- Symbol:
SI8662BC-B-IS1 - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOIC-16 (KiCad packages3D, STEP)
- 3D model files:
si8662bc-b-is1-etched.step/si8662bc-b-is1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);si8662bc-b-is1.step/si8662bc-b-is1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: SILICON LABS datasheet (42 pp, sha256
359b0b0d642bba99, retrieved 2026-10-30, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-sonnet-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).