BD242A STMicroelectronics Transistor BJT NPN (Transistor Outline, Vertical) In Stock
The BD241A, BD241B and BD241C are silicon epitaxial-base NPN transistors mounted in Jedec TO-220 plastic package. They are inteded for use in medium power linear and switching applications. The complementary PNP types are BD242A, BD242B and BD242C respectively.
- Manufacturer
- STMicroelectronics
- Package
- Transistor Outline, Vertical
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- BD242A Datasheet PDF
- Category
- Transistor BJT NPN
- Temp Range
- ?°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of BD242A?
- 3 pins transistor bjt npn from STMicroelectronics
- Transistor Outline, Vertical format supports production PCB assembly and sourcing review
- active lifecycle status for bill-of-material risk screening
- Datasheet-backed context for BD242A technical and procurement validation
What is BD242A used for?
BD242A is used in switching, amplification, relay drive, and power-control circuits where the 3 pins requirement must align with the approved design. It suits OEM sourcing, maintenance, and production builds that need manufacturer-traceable component data before purchase.
What are the specifications of BD242A?
| Pbfree Code | Yes |
| YTEOL | 4 |
| Collector Current-Max (IC) | 3A |
| Collector-Emitter Voltage-Max | 60V |
| Configuration | SINGLE |
| DC Current Gain-Min (hFE) | 10 |
| JEDEC-95 Code | TO-220AB |
| JESD-30 Code | R-PSFM-T3 |
| JESD-609 Code | e3 |
| Number of Elements | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | FLANGE MOUNT |
| Polarity/Channel Type | PNP |
| Power Dissipation Ambient-Max | 40W |
| Power Dissipation-Max (Abs) | 40W |
| Qualification Status | Not Qualified |
| Surface Mount | NO |
| Terminal Finish | MATTE TIN |
| Terminal Form | THROUGH-HOLE |
| Terminal Position | SINGLE |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Transition Frequency-Nom (fT) | 3MHz |
| VCEsat-Max | 1.2V |
| Package | Transistor Outline, Vertical |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8541.29.00.95 |
Where can I find the BD242A datasheet?
BD242A Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for BD242A?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Which designs are a good fit for BD242A?
BD242A fits switching where engineers need 3 pins and transistor bjt npn behavior from STMicroelectronics. Review the datasheet and approved footprint before release.
How should engineers check key specifications before release?
Engineers should confirm 241A, package compatibility, lifecycle status, and board constraints for BD242A. These checks reduce layout, compliance, and purchasing risk before production.
What sourcing checks matter for BD242A orders?
Procurement teams should verify current stock, lead time, traceability, and alternates while keeping the 242A requirement aligned with the approved bill of materials.
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Why Buy from FindMyChip
About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
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