BC817-40LT3GAlternatives & Equivalent Parts
About BC817-40LT3G
BC817-40LT3G is a Integrated Circuit component manufactured by ON Semiconductor. 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 | BC817-40LT3GSource | MJD31CT4G | ZXTN25100BFHTA | UCW1H221MNL1GS |
|---|---|---|---|---|
| Manufacturer | ON Semiconductor | ON Semiconductor | Zetex | Nichicon |
| Package Type | SOT23 (3-Pin) | TO-XXX (Inc. DPAK) | SOT23 (3-Pin) | Capacitor Al Electrolytic |
| Pin Count | 3 | 3 | 3 | 2 |
| Temperature Range | ~ 150.0°C | ~ 150.0°C | -55.0°C ~ 150.0°C | -25.0°C ~ 105.0°C |
| Price | $0.0160 | $0.1681 | $0.1740 | $0.1644 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | Yes |
| Manufacturer Package Code | 318 | 369C | — | — |
| YTEOL | 7 | 4 | 4 | 7 |
| Collector Current-Max (IC) | 0.5 A | 3 A | 3 A | — |
| Collector-Emitter Voltage-Max | 45 V | 100 V | 100 V | — |
| Configuration | SINGLE | SINGLE | SINGLE | — |
| DC Current Gain-Min (hFE) | 250 | 10 | 50 | — |
| JEDEC-95 Code | TO-236 | — | — | — |
| JESD-30 Code | R-PDSO-G3 | R-PSSO-G2 | R-PDSO-G3 | — |
| JESD-609 Code | e3 | e3 | e3 | e6 |
| Number of Elements | 1 | 1 | 1 | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | CYLINDRICAL PACKAGE |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMT |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | — |
| Polarity/Channel Type | NPN | NPN | NPN | — |
| Power Dissipation-Max (Abs) | 0.3 W | 15 W | 0.00181 W | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — |
| Surface Mount | YES | YES | YES | YES |
| Terminal Finish | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | MATTE TIN | Tin/Bismuth (Sn/Bi) |
| Terminal Form | GULL WING | GULL WING | GULL WING | — |
| Terminal Position | DUAL | SINGLE | DUAL | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | — |
| Transistor Element Material | SILICON | SILICON | SILICON | — |
| Transition Frequency-Nom (fT) | 100 MHz | 3 MHz | 160 MHz | — |
| Case Connection | — | COLLECTOR | — | — |
| Transistor Application | — | AMPLIFIER | SWITCHING | — |
| Factory Lead Time | — | — | 26 Weeks | — |
| Reach Compliance Code | — | — | — | Not Compliant |
| Capacitance | — | — | — | 220 µF |
| Capacitor Type | — | — | — | ALUMINUM ELECTROLYTIC CAPACITOR |
| Diameter | — | — | — | 10 mm |
| Dielectric Material | — | — | — | ALUMINUM (WET) |
| Height | — | — | — | 10 mm |
| Leakage Current | — | — | — | 0.11 mA |
| Mounting Feature | — | — | — | SURFACE MOUNT |
| Negative Tolerance | — | — | — | 20% |
| Packing Method | — | — | — | TAPE |
| Polarity | — | — | — | POLARIZED |
| Positive Tolerance | — | — | — | 20% |
| Rated (DC) Voltage (URdc) | — | — | — | 50 V |
| Reference Standard | — | — | — | AEC-Q200 |
| Ripple Current | — | — | — | 335 mA |
| Size Code | — | — | — | 4141 |
| Tan Delta | — | — | — | 0.14 |
| Terminal Shape | — | — | — | FLAT |
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 3 alternatives for BC817-40LT3G — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for BC817-40LT3G 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 BC817-40LT3G 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 BC817-40LT3G?
Known equivalents for BC817-40LT3G include MJD31CT4G, ZXTN25100BFHTA, UCW1H221MNL1GS. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of BC817-40LT3G?
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 BC817-40LT3G 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.