BT139X-600,127Alternatives & Equivalent Parts
About BT139X-600,127
BT139X-600,127 is a Triac MT component manufactured by WeEn Semiconductors. It comes in a Transistor Outline, Vertical 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 | BT139X-600,127Source | BUL38D |
|---|---|---|
| Manufacturer | WeEn Semiconductors | STMicroelectronics |
| Package Type | Transistor Outline, Vertical | Transistor Outline, Vertical |
| Pin Count | 3 | 3 |
| Temperature Range | ~ 125.0°C | ~ 150.0°C |
| Price | $0.3429 | $0.4700 |
| Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE |
| Electrical Parameters | ||
| Factory Lead Time | 12 Weeks | 14 Weeks |
| YTEOL | 6 | 9 |
| Case Connection | ISOLATED | — |
| Configuration | SINGLE | SINGLE WITH BUILT-IN DIODE |
| JEDEC-95 Code | TO-220AB | TO-220AB |
| JESD-30 Code | R-PSFM-T3 | R-PSFM-T3 |
| JESD-609 Code | e3 | e3 |
| Number of Elements | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | FLANGE MOUNT | FLANGE MOUNT |
| RMS On-state Current-Max | 16 A | — |
| Reference Standard | IEC-60134 | — |
| Repetitive Peak Off-state Voltage | 600 V | — |
| Surface Mount | NO | NO |
| Terminal Finish | Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Position | SINGLE | SINGLE |
| Trigger Device Type | 4 QUADRANT LOGIC LEVEL TRIAC | — |
| Collector Current-Max (IC) | — | 5 A |
| Collector-Emitter Voltage-Max | — | 450 V |
| DC Current Gain-Min (hFE) | — | 10 |
| Peak Reflow Temperature (Cel) | — | NOT SPECIFIED |
| Polarity/Channel Type | — | NPN |
| Power Dissipation Ambient-Max | — | 80 W |
| Power Dissipation-Max (Abs) | — | 70 W |
| Qualification Status | — | Not Qualified |
| Time@Peak Reflow Temperature-Max (s) | — | NOT SPECIFIED |
| Transistor Application | — | SWITCHING |
| Transistor Element Material | — | SILICON |
| Turn-off Time-Max (toff) | — | 1900 ns |
| VCEsat-Max | — | 1.1 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 this alternative for BT139X-600,127 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for BT139X-600,127 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 BT139X-600,127 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 BT139X-600,127?
Known equivalents for BT139X-600,127 include BUL38D. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of BT139X-600,127?
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 BT139X-600,127 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.