SI8651ED-B-ISAlternatives & Equivalent Parts
About SI8651ED-B-IS
SI8651ED-B-IS is a Integrated Circuit component manufactured by Silicon Labs. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | SI8651ED-B-ISSource | ADUM3153BRSZ | ADUM1251ARZ | 1SMB5944BT3G | SA20A |
|---|---|---|---|---|---|
| Manufacturer | Silicon Labs | Analog Devices | Analog Devices | ON Semiconductor | LITTELFUSE |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Diodes Moulded | Diodes, Axial Diameter Horizontal Mounting |
| Pin Count | 16 | 20 | 8 | 2 | 2 |
| Temperature Range | — | -40.0°C ~ 125.0°C | -40.0°C ~ 105.0°C | -65.0°C ~ 150.0°C | -55.0°C ~ 175.0°C |
| Price | $2.8990 | $5.4872 | $2.7000 | $0.0591 | $0.1024 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | — | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Pbfree Code | — | No | No | Yes | No |
| Manufacturer Package Code | — | RS-20 | R-8 | 403A-03 | — |
| YTEOL | — | 10 | 10 | 6.65 | 6.06 |
| Analog IC - Other Type | — | ANALOG CIRCUIT | — | — | — |
| JESD-30 Code | — | R-PDSO-G20 | R-PDSO-G8 | R-PDSO-L2 | O-PALF-W2 |
| JESD-609 Code | — | e3 | e3 | e3 | e3 |
| Number of Functions | — | 1 | 1 | — | — |
| Package Body Material | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | ROUND |
| Package Style | — | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE | SMALL OUTLINE | LONG FORM |
| Peak Reflow Temperature (Cel) | — | 260 | 260 | 260 | 265 |
| Supply Voltage-Max (Vsup) | — | 5.5 V | — | — | — |
| Supply Voltage-Min (Vsup) | — | 3 V | — | — | — |
| Supply Voltage-Nom (Vsup) | — | 3.3 V | — | — | — |
| Surface Mount | — | YES | YES | YES | NO |
| Temperature Grade | — | AUTOMOTIVE | INDUSTRIAL | — | — |
| Terminal Finish | — | Matte Tin (Sn) | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | MATTE TIN |
| Terminal Form | — | GULL WING | GULL WING | L BEND | WIRE |
| Terminal Pitch | — | 0.65 mm | 1.27 mm | — | — |
| Terminal Position | — | DUAL | DUAL | DUAL | AXIAL |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 | 30 | 10 |
| Interface IC Type | — | — | DIGITAL ISOLATOR | — | — |
| Package Equivalence Code | — | — | SOP8,.25 | — | — |
| Qualification Status | — | — | Not Qualified | Not Qualified | Not Qualified |
| Supply Voltage-Max | — | — | 5.5 V | — | — |
| Supply Voltage-Min | — | — | 3 V | — | — |
| Supply Voltage-Nom | — | — | 3.3 V | — | — |
| Technology | — | — | CMOS | ZENER | AVALANCHE |
| ## ADUM1251ARZ Alternates Showing results | — | — | Image | — | — |
| Factory Lead Time | — | — | — | 6 Weeks | — |
| Configuration | — | — | — | SINGLE | SINGLE |
| Diode Element Material | — | — | — | SILICON | SILICON |
| Diode Type | — | — | — | ZENER DIODE | TRANS VOLTAGE SUPPRESSOR DIODE |
| Dynamic Impedance-Max | — | — | — | 100 Ω | — |
| Number of Elements | — | — | — | 1 | 1 |
| Polarity | — | — | — | UNIDIRECTIONAL | UNIDIRECTIONAL |
| Power Dissipation-Max | — | — | — | 3 W | 3 W |
| Reference Voltage-Nom | — | — | — | 62 V | — |
| Voltage Tol-Max | — | — | — | 5% | — |
| Working Test Current | — | — | — | 6 mA | — |
| Breakdown Voltage-Max | — | — | — | — | 24.5 V |
| Breakdown Voltage-Min | — | — | — | — | 22.2 V |
| Case Connection | — | — | — | — | ISOLATED |
| Clamping Voltage-Max | — | — | — | — | 32.4 V |
| JEDEC-95 Code | — | — | — | — | DO-15 |
| Non-rep Peak Rev Power Dis-Max | — | — | — | — | 500 W |
| Reference Standard | — | — | — | — | UL RECOGNIZED |
| Rep Pk Reverse Voltage-Max | — | — | — | — | 20 V |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for SI8651ED-B-IS — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for SI8651ED-B-IS is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating SI8651ED-B-IS replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to SI8651ED-B-IS?
Known equivalents for SI8651ED-B-IS include ADUM3153BRSZ, ADUM1251ARZ, 1SMB5944BT3G. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SI8651ED-B-IS?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify SI8651ED-B-IS alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.