BSS123Alternatives & Equivalent Parts
About BSS123
BSS123 is a Integrated Circuit component manufactured by Nexperia. It comes in a SOT23 (3-Pin) 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 | BSS123Source | BSD840N |
|---|---|---|
| Manufacturer | Nexperia | Infineon |
| Package Type | SOT23 (3-Pin) | SOT23 (6-Pin) |
| Pin Count | 3 | 6 |
| Temperature Range | -55.0°C ~ 150.0°C | — |
| Price | $0.0140 | $0.0762 |
| Stock | In Stock | In Stock |
| Lifecycle | NOT RECOMMENDED | ACTIVE |
| Electrical Parameters | ||
| Date Of Intro | 1992-05-27 | — |
| YTEOL | 3 | 6.9 |
| Additional Feature | LOGIC LEVEL COMPATIBLE | AVALANCHE RATED |
| Configuration | SINGLE WITH BUILT-IN DIODE | SEPARATE, 2 ELEMENTS WITH BUILT-IN DIODE |
| DS Breakdown Voltage-Min | 100 V | 20 V |
| Drain Current-Max (ID) | 0.15 A | 0.88 A |
| Drain-source On Resistance-Max | 6 Ω | 0.4 Ω |
| FET Technology | METAL-OXIDE SEMICONDUCTOR | METAL-OXIDE SEMICONDUCTOR |
| Feedback Cap-Max (Crss) | 10 pF | — |
| JESD-30 Code | R-PDSO-G3 | R-PDSO-G6 |
| JESD-609 Code | e3 | e3 |
| Number of Elements | 1 | 2 |
| Operating Mode | ENHANCEMENT MODE | ENHANCEMENT MODE |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | NOT SPECIFIED |
| Polarity/Channel Type | N-CHANNEL | N-CHANNEL |
| Power Dissipation Ambient-Max | 0.25 W | — |
| Power Dissipation-Max (Abs) | 0.25 W | — |
| Reference Standard | IEC-134 | AEC-Q101 |
| Surface Mount | YES | YES |
| Terminal Finish | Tin (Sn) | Tin (Sn) |
| Terminal Form | GULL WING | GULL WING |
| Terminal Position | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 | NOT SPECIFIED |
| Transistor Application | SWITCHING | — |
| Transistor Element Material | SILICON | SILICON |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Quick Links
Why Look for Alternatives?
Finding alternatives for BSS123 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 BSS123 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 BSS123?
Known equivalents for BSS123 include BSD840N. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of BSS123?
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 BSS123 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.