| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| BD237 | Fairchild Semiconductor Corporation | Check for Price | Power Bipolar Transistor, 2A I(C), 80V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin | BD237 vs BD237 |
| BD237 | Baneasa SA | Check for Price | Power Bipolar Transistor, 2A I(C), 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin | BD237 vs BD237 |
| BD237 | Crimson Semiconductor Inc | Check for Price | Power Bipolar Transistor, 2A I(C), 80V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin | BD237 vs BD237 |
| BD237STU | Fairchild Semiconductor Corporation | Check for Price | Power Bipolar Transistor, 2A I(C), 80V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin | BD237 vs BD237STU |
Part Details for BD237 by STMicroelectronics
Results Overview of BD237 by STMicroelectronics
- Distributor Offerings: (18 listings)
- Number of FFF Equivalents: (4 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (5 options)
- CAD Models: (Available)
- 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.
BD237 Information
BD237 by STMicroelectronics is a Power Bipolar Transistor.
Power 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 BD237
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
33X4081
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Newark | Trans, Bjt, Single, Npn, 80V, 3Mhz, 25W, |Stmicroelectronics BD237 RoHS: Compliant Min Qty: 5 Package Multiple: 1 Date Code: 1 Container: Bulk | 3470 |
|
$0.8470 / $0.8820 | Buy Now |
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DISTI #
497-7167-5-ND
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DigiKey | TRANS NPN 80V 2A SOT-32-3 Min Qty: 1 Container: Tube |
2296 Tube |
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$0.1589 / $0.9000 | Buy Now |
|
DISTI #
91573482
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Verical | Trans GP BJT NPN 80V 2A 25000mW 3-Pin(3+Tab) SOT-32 Tube RoHS: Exempt Min Qty: 43 Package Multiple: 1 Date Code: 2532 | Americas - 154370 |
|
$0.1259 / $0.1750 | Buy Now |
|
DISTI #
86926298
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Verical | Trans GP BJT NPN 80V 2A 25000mW 3-Pin(3+Tab) SOT-32 Tube RoHS: Exempt Min Qty: 2000 Package Multiple: 2000 Date Code: 2443 | Americas - 10000 |
|
$0.1577 | Buy Now |
|
DISTI #
511-BD237
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Mouser Electronics | Bipolar Transistors - BJT NPN General Purpose RoHS: Compliant | 4273 |
|
$0.1580 / $0.9000 | Buy Now |
|
DISTI #
E02:0323_00025848
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Arrow Electronics | Trans GP BJT NPN 80V 2A 25000mW 3-Pin(3+Tab) SOT-32 Tube RoHS: Exempt Min Qty: 1 Package Multiple: 1 Lead time: 20 Weeks Date Code: 2532 | Europe - 154390 |
|
$0.1252 / $0.1990 | Buy Now |
|
DISTI #
V36:1790_06547973
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Arrow Electronics | Trans GP BJT NPN 80V 2A 25000mW 3-Pin(3+Tab) SOT-32 Tube COO: India RoHS: Exempt Min Qty: 2000 Package Multiple: 2000 Lead time: 20 Weeks Date Code: 2443 | Americas - 10000 |
|
$0.1577 / $0.1628 | Buy Now |
|
|
Future Electronics | BD237 Series 80 V 2 A 25 W NPN Low Voltage Power Transistor - SOT-32 RoHS: Compliant pbFree: Yes Min Qty: 6000 Package Multiple: 50 Lead time: 20 Weeks Container: Tube | 0Tube |
|
$0.1570 / $0.1710 | Buy Now |
|
DISTI #
E02:0323_00025848
|
Arrow Electronics | Trans GP BJT NPN 80V 2A 25000mW 3-Pin(3+Tab) SOT-32 Tube RoHS: Exempt Min Qty: 1 Package Multiple: 1 Lead time: 20 Weeks Date Code: 2532 | Europe - 154390 |
|
$0.1252 / $0.1990 | Buy Now |
|
DISTI #
V36:1790_06547973
|
Arrow Electronics | Trans GP BJT NPN 80V 2A 25000mW 3-Pin(3+Tab) SOT-32 Tube COO: India RoHS: Exempt Min Qty: 2000 Package Multiple: 2000 Lead time: 20 Weeks Date Code: 2443 | Americas - 10000 |
|
$0.1577 / $0.1628 | Buy Now |
US Tariff Estimator: BD237 by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
BD237 CAD Models
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BD237 Part Data Attributes
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BD237
STMicroelectronics
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Datasheet
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BD237
STMicroelectronics
Power Bipolar Transistor, 2A I(C), 80V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Part Package Code | SIP | |
| Package Description | Rohs Compliant Package-3 | |
| Pin Count | 3 | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.29.00.95 | |
| Factory Lead Time | 14 Weeks | |
| Case Connection | Isolated | |
| Collector Current-Max (IC) | 2 A | |
| Collector-Emitter Voltage-Max | 80 V | |
| Configuration | Single | |
| DC Current Gain-Min (hFE) | 25 | |
| JEDEC-95 Code | TO-126 | |
| JESD-30 Code | R-PSFM-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 | Rectangular | |
| Package Style | Flange Mount | |
| Polarity/Channel Type | Npn | |
| Power Dissipation Ambient-Max | 25 W | |
| Power Dissipation-Max (Abs) | 25 W | |
| Qualification Status | Not Qualified | |
| Surface Mount | No | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | Through-Hole | |
| Terminal Position | Single | |
| Transistor Application | Switching | |
| Transistor Element Material | Silicon | |
| Transition Frequency-Nom (fT) | 3 Mhz | |
| VCEsat-Max | 0.6 V |
Alternate Parts for BD237
This table gives cross-reference parts and alternative options found for BD237. 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 BD237, 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.
BD237 Frequently Asked Questions (FAQ)
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The maximum SOA for the BD237 is not explicitly stated in the datasheet, but it can be estimated based on the device's thermal resistance and maximum junction temperature. As a general rule, it's recommended to keep the device within the SOA to prevent thermal runaway and ensure reliable operation.
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To ensure the BD237 is properly biased for linear operation, you should ensure that the base-emitter voltage (VBE) is around 0.7V, and the collector-emitter voltage (VCE) is at least 1V. Additionally, the base current should be limited to prevent saturation, and the collector current should be within the recommended range.
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The recommended heatsink for the BD237 depends on the specific application and power dissipation requirements. However, as a general rule, a heatsink with a thermal resistance of around 10-20°C/W is recommended. You can use a standard TO-220 heatsink or a custom-designed heatsink depending on your specific requirements.
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Yes, the BD237 can be used as a switch, but it's not recommended due to its relatively low current gain (hFE) and high saturation voltage (VCE(sat)). The BD237 is primarily designed for linear amplifier applications, and using it as a switch may result in reduced performance and reliability.
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To protect the BD237 from ESD, you should handle the device by the body, avoid touching the pins, and use an anti-static wrist strap or mat. Additionally, you can use ESD protection devices such as TVS diodes or ESD protection arrays in your circuit design.