BC559Alternatives & Equivalent Parts
About BC559
BC559 is a Undefined or Miscellaneous 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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Get one quote covering all 2 alternatives for BC559 — response within 24 hours.
Specification Comparison
| Parameter | BC559Source | IDH20G120C5XKSA1 | LM393N |
|---|---|---|---|
| Manufacturer | ON Semiconductor | Infineon | Texas Instruments |
| Package Type | Other | Transistor Outline, Vertical | Dual-In-Line Packages |
| Pin Count | 3 | 2 | 8 |
| Temperature Range | -55.0°C ~ 150.0°C | -55.0°C ~ 175.0°C | ~ 70.0°C |
| Price | $0.0328 | $3.0100 | $0.0893 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | OBSOLETE |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | Yes |
| Manufacturer Package Code | ZA03D | — | 626-05 |
| Factory Lead Time | 4 Weeks | — | — |
| YTEOL | 0 | 5 | 0 |
| Additional Feature | LOW NOISE | HIGH RELIABILITY, PD-CASE | — |
| Collector Current-Max (IC) | 0.1 A | — | — |
| Collector-Base Capacitance-Max | 2.5 pF | — | — |
| Collector-Emitter Voltage-Max | 30 V | — | — |
| Configuration | SINGLE | SINGLE | — |
| DC Current Gain-Min (hFE) | 120 | — | — |
| JEDEC-95 Code | TO-226AA | TO-220AC | — |
| JESD-30 Code | O-PBCY-T3 | R-PSFM-T2 | R-PDIP-T8 |
| JESD-609 Code | e0 | e3 | e3 |
| Number of Elements | 1 | 1 | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | ROUND | RECTANGULAR | RECTANGULAR |
| Package Style | CYLINDRICAL | FLANGE MOUNT | IN-LINE |
| Polarity/Channel Type | PNP | — | — |
| Power Dissipation Ambient-Max | 0.625 W | — | — |
| Power Dissipation-Max (Abs) | 1.5 W | — | — |
| Qualification Status | Not Qualified | — | Not Qualified |
| Surface Mount | NO | NO | NO |
| Terminal Finish | TIN LEAD | Tin (Sn) | TIN |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Position | BOTTOM | SINGLE | DUAL |
| Transistor Element Material | SILICON | — | — |
| Transition Frequency-Nom (fT) | 250 MHz | — | — |
| VCEsat-Max | 0.6 V | — | — |
| Application | — | EFFICIENCY | — |
| Breakdown Voltage-Min | — | 1200 V | — |
| Case Connection | — | CATHODE | — |
| Diode Element Material | — | SILICON CARBIDE | — |
| Diode Type | — | RECTIFIER DIODE | — |
| Forward Voltage-Max (VF) | — | 1.8 V | — |
| Non-rep Pk Forward Current-Max | — | 168 A | — |
| Number of Phases | — | 1 | — |
| Output Current-Max | — | 56 A | — |
| Power Dissipation-Max | — | 330 W | — |
| Rep Pk Reverse Voltage-Max | — | 1200 V | — |
| Reverse Current-Max | — | 123 µA | — |
| Reverse Test Voltage | — | 1200 V | — |
| Technology | — | SCHOTTKY | BIPOLAR |
| Amplifier Type | — | — | COMPARATOR |
| Average Bias Current-Max (IIB) | — | — | 0.4 µA |
| Input Offset Voltage-Max | — | — | 9000 µV |
| Number of Functions | — | — | 2 |
| Output Type | — | — | OPEN-COLLECTOR |
| Package Equivalence Code | — | — | DIP8,.3 |
| Peak Reflow Temperature (Cel) | — | — | 260 |
| Response Time-Nom | — | — | 1300 ns |
| Supply Current-Max | — | — | 2.5 mA |
| Supply Voltage Limit-Max | — | — | 36 V |
| Supply Voltage-Nom (Vsup) | — | — | 5 V |
| Temperature Grade | — | — | COMMERCIAL |
| Terminal Pitch | — | — | 2.54 mm |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 |
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 2 alternatives for BC559 — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for BC559 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 BC559 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.
Can't Find What You Need?
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FAQ
What is equivalent to BC559?
Known equivalents for BC559 include IDH20G120C5XKSA1, LM393N. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of BC559?
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 BC559 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.