2N4403BUAlternatives & Equivalent Parts
About 2N4403BU
2N4403BU is a Integrated Circuit component manufactured by ON Semiconductor. It comes in a Other 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 | 2N4403BUSource | 2N4403 |
|---|---|---|
| Manufacturer | ON Semiconductor | MULTICOMP |
| Package Type | Other | Transistor Outline, Vertical |
| Pin Count | 3 | 3 |
| Temperature Range | ~ 150.0°C | -55.0°C ~ 150.0°C |
| Price | $0.0323 | $0.0130 |
| Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE |
| Electrical Parameters | ||
| Pbfree Code | Yes | — |
| Manufacturer Package Code | 135AN | — |
| YTEOL | 6.5 | 6.5 |
| Collector Current-Max (IC) | 0.6 A | 0.6 A |
| Collector-Emitter Voltage-Max | 40 V | 40 V |
| Configuration | SINGLE | SINGLE |
| DC Current Gain-Min (hFE) | 100 | 100 |
| JEDEC-95 Code | TO-92 | TO-92 |
| JESD-30 Code | O-PBCY-T3 | O-PBCY-W3 |
| JESD-609 Code | e3 | — |
| Number of Elements | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | ROUND | ROUND |
| Package Style | CYLINDRICAL | CYLINDRICAL |
| Polarity/Channel Type | PNP | PNP |
| Power Dissipation-Max (Abs) | 0.35 W | — |
| Qualification Status | Not Qualified | — |
| Surface Mount | NO | NO |
| Terminal Finish | Matte Tin (Sn) - annealed | — |
| Terminal Form | THROUGH-HOLE | WIRE |
| Terminal Position | BOTTOM | BOTTOM |
| Transistor Application | SWITCHING | SWITCHING |
| Transistor Element Material | SILICON | SILICON |
| Transition Frequency-Nom (fT) | 200 MHz | 200 MHz |
| Turn-off Time-Max (toff) | 255 ns | 255 ns |
| Turn-on Time-Max (ton) | 35 ns | 35 ns |
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 2N4403BU 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 2N4403BU 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 2N4403BU?
Known equivalents for 2N4403BU include 2N4403. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 2N4403BU?
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 2N4403BU 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.