Part Details for BC547ATA by Fairchild Semiconductor Corporation
Results Overview of BC547ATA by Fairchild Semiconductor Corporation
- Distributor Offerings: (3 listings)
- Number of FFF Equivalents: (3 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Consumer Electronics
Audio and Video Systems
BC547ATA Information
BC547ATA by Fairchild Semiconductor Corporation is a Small Signal Bipolar Transistor.
Small Signal Bipolar Transistors are under the broader part category of Transistors.
A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.
Price & Stock for BC547ATA
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
2156-BC547ATA-ND
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DigiKey | TRANS NPN 45V 0.1A TO-92-3 Min Qty: 7322 Lead time: 1 Weeks Container: Bulk MARKETPLACE PRODUCT |
13691 In Stock |
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$0.0400 | Buy Now |
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Rochester Electronics | BC547 - NPN Epitaxial Silicon Transistor RoHS: Compliant Status: Obsolete Min Qty: 1 | 13691 |
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$0.0244 / $0.0394 | Buy Now |
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Vyrian | Transistors | 12188 |
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RFQ |
Part Details for BC547ATA
BC547ATA CAD Models
BC547ATA Part Data Attributes
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BC547ATA
Fairchild Semiconductor Corporation
Buy Now
Datasheet
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Compare Parts:
BC547ATA
Fairchild Semiconductor Corporation
NPN Epitaxial Silicon Transistor, 3 LD, TO92, MOLDED 0.200 IN LINE SPACING LD FORM, 2000/AMMO
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | FAIRCHILD SEMICONDUCTOR CORP | |
| Part Package Code | TO-92 | |
| Package Description | LEAD FREE, TO-92, 3 PIN | |
| Pin Count | 3 | |
| Manufacturer Package Code | 3 LD, TO92, MOLDED 0.200 IN LINE SPACING LD FORM | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.21.00.95 | |
| Collector Current-Max (IC) | 0.1 A | |
| Collector-Emitter Voltage-Max | 45 V | |
| Configuration | SINGLE | |
| DC Current Gain-Min (hFE) | 110 | |
| JEDEC-95 Code | TO-92 | |
| JESD-30 Code | O-PBCY-T3 | |
| JESD-609 Code | e3 | |
| Number of Elements | 1 | |
| Number of Terminals | 3 | |
| Operating Temperature-Max | 150 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Shape | ROUND | |
| Package Style | CYLINDRICAL | |
| Polarity/Channel Type | NPN | |
| Power Dissipation-Max (Abs) | 0.625 W | |
| Qualification Status | Not Qualified | |
| Surface Mount | NO | |
| Terminal Finish | MATTE TIN | |
| Terminal Form | THROUGH-HOLE | |
| Terminal Position | BOTTOM | |
| Transistor Application | SWITCHING | |
| Transistor Element Material | SILICON | |
| Transition Frequency-Nom (fT) | 300 MHz |
Alternate Parts for BC547ATA
This table gives cross-reference parts and alternative options found for BC547ATA. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of BC547ATA, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| BC547ATA | Rochester Electronics LLC | Check for Price | 100mA, 45V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, LEAD FREE, TO-92, 3 PIN | BC547ATA vs BC547ATA |
| BC547ABU | Fairchild Semiconductor Corporation | Check for Price | Small Signal Bipolar Transistor, 0.1A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, LEAD FREE, TO-92, 3 PIN | BC547ATA vs BC547ABU |
| BC547ATA | onsemi | Check for Price | NPN Epitaxial Silicon Transistor, TO-92-3 LF, 2000-FNFLD | BC547ATA vs BC547ATA |
BC547ATA Frequently Asked Questions (FAQ)
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The BC547ATA can operate safely between -55°C to 150°C, but the recommended operating temperature range is -40°C to 125°C for optimal performance.
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To ensure proper biasing, the base-emitter voltage (VBE) should be around 0.7V, and the collector-emitter voltage (VCE) should be at least 1V. Additionally, the collector current (IC) should be limited to the recommended maximum value to prevent overheating.
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The maximum collector current (IC) for the BC547ATA is 100mA. Exceeding this value can lead to overheating and reduced transistor lifespan.
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Yes, the BC547ATA can be used as a switch. However, it's essential to ensure the transistor is fully saturated (VCE(sat) ≤ 0.2V) to minimize power consumption and heat generation. Also, consider the maximum collector current and voltage ratings to prevent damage.
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The choice of resistor values depends on the specific application and desired performance. As a general rule, the base resistor (RB) should be chosen to limit the base current to around 1/10th of the collector current. The collector resistor (RC) should be selected to achieve the desired output voltage and current.