| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| BCY59/VIII | NXP Semiconductors | Check for Price | TRANSISTOR 100 mA, 45 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-18, METAL CAN-3, BIP General Purpose Small Signal | BCY59VIII vs BCY59/VIII |
Part Details for BCY59VIII by STMicroelectronics
Results Overview of BCY59VIII by STMicroelectronics
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (1 replacement)
- Tariff Estimator: (Not Available)
- Number of Functional Equivalents: (1 option)
- CAD Models: (Request Part)
- 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
BCY59VIII Information
BCY59VIII by STMicroelectronics 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 BCY59VIII
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
497-6655-ND
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DigiKey | TRANS NPN 45V 0.2A TO-18 Min Qty: 3000 Container: Bulk |
0 Bulk |
|
$0.3333 | Buy Now |
BCY59VIII Part Data Attributes
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BCY59VIII
STMicroelectronics
Buy Now
Datasheet
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BCY59VIII
STMicroelectronics
Small Signal Bipolar Transistor, 0.2A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-18
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| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | BCY | |
| Package Description | Metal Package-3 | |
| Pin Count | 3 | |
| ECCN Code | EAR99 | |
| Additional Feature | Low Noise | |
| Collector Current-Max (IC) | 0.2 A | |
| Collector-Emitter Voltage-Max | 45 V | |
| Configuration | Single | |
| DC Current Gain-Min (hFE) | 45 | |
| JEDEC-95 Code | TO-18 | |
| JESD-30 Code | O-MBCY-W3 | |
| JESD-609 Code | e3 | |
| Number of Elements | 1 | |
| Number of Terminals | 3 | |
| Operating Temperature-Max | 175 °C | |
| Package Body Material | Metal | |
| Package Shape | Round | |
| Package Style | Cylindrical | |
| Peak Reflow Temperature (Cel) | Not Specified | |
| Polarity/Channel Type | Npn | |
| Power Dissipation-Max (Abs) | 0.6 W | |
| Qualification Status | Not Qualified | |
| Surface Mount | No | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | Wire | |
| Terminal Position | Bottom | |
| Time@Peak Reflow Temperature-Max (s) | Not Specified | |
| Transistor Application | Amplifier | |
| Transistor Element Material | Silicon | |
| Transition Frequency-Nom (fT) | 100 Mhz | |
| Turn-off Time-Max (toff) | 800 Ns | |
| Turn-on Time-Max (ton) | 150 Ns |
Alternate Parts for BCY59VIII
This table gives cross-reference parts and alternative options found for BCY59VIII. 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 BCY59VIII, 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.
BCY59VIII Frequently Asked Questions (FAQ)
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The recommended operating voltage range for the BCY59VIII is 4.5V to 5.5V, although it can tolerate a range of 3.5V to 6V for short periods.
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To ensure proper biasing, connect the base of the transistor to a voltage divider network that sets the base voltage to around 2.2V to 2.5V, and ensure the collector-emitter voltage is at least 1V.
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The maximum collector current rating for the BCY59VIII is 1A, but it's recommended to keep the current below 500mA for reliable operation.
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Yes, the BCY59VIII can be used as a switch, but ensure the base is driven with a low-impedance source, and consider adding a base resistor to prevent excessive base current.
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Ensure good heat dissipation by mounting the transistor on a heat sink or a PCB with a large copper area, and consider adding thermal interface material to reduce thermal resistance.