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Part Details for BD135 by STMicroelectronics
Results Overview of BD135 by STMicroelectronics
- Distributor Offerings: (21 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (2 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.
BD135 Information
BD135 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 BD135
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
05M3391
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Newark | Bipolar Transistor, Npn, 45V, Transistor Polarity:Npn, Collector Emitter Voltage Max:45V, Continuous Collector Current:1.5A, Power Dissipation:12.5W, Transistor Mounting:Through Hole, No. Of Pins:3Pins, Transition Frequency:-, Msl:- Rohs Compliant: Yes |Stmicroelectronics BD135 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk | 24903 |
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$0.1060 / $0.1250 | Buy Now |
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DISTI #
497-14154-5-ND
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DigiKey | TRANS NPN 45V 1.5A SOT-32-3 Min Qty: 1 Lead time: 14 Weeks Container: Tube |
5588 In Stock |
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$0.1385 / $0.7700 | Buy Now |
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DISTI #
05M3391
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Avnet Americas | Trans GP BJT NPN 45V 1.5A 3-Pin SOT-32 Tube - Bulk (Alt: 05M3391) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 16 Weeks, 4 Days Container: Bulk | 72 Partner Stock |
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$0.1880 / $0.5800 | Buy Now |
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DISTI #
BD135
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Avnet Americas | Trans GP BJT NPN 45V 1.5A 3-Pin SOT-32 Tube - Rail/Tube (Alt: BD135) RoHS: Compliant Min Qty: 6000 Package Multiple: 2000 Lead time: 14 Weeks, 0 Days Container: Tube | 0 |
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$0.1016 / $0.1080 | Buy Now |
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DISTI #
511-BD135
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Mouser Electronics | Bipolar Transistors - BJT NPN Audio Amplifier RoHS: Compliant | 7796 |
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$0.1510 / $0.5700 | Buy Now |
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DISTI #
V36:1790_06547942
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Arrow Electronics | Trans GP BJT NPN 45V 1.5A 1250mW 3-Pin(3+Tab) SOT-32 Tube Min Qty: 2000 Package Multiple: 2000 Lead time: 14 Weeks Date Code: 2435 | Americas - 58000 |
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$0.1108 / $0.1452 | Buy Now |
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DISTI #
E02:0323_00206798
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Arrow Electronics | Trans GP BJT NPN 45V 1.5A 1250mW 3-Pin(3+Tab) SOT-32 Tube Min Qty: 1 Package Multiple: 1 Lead time: 14 Weeks Date Code: 2504 | Europe - 46483 |
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$0.1049 / $0.5657 | Buy Now |
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STMicroelectronics | NPN SILICON TRANSISTORS RoHS: Compliant Min Qty: 1 | 7796 |
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$0.2300 / $0.5600 | Buy Now |
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Future Electronics | BD135 Series NPN 45 V 1.5 A Complementary Low Voltage Transistor - SOT-32 RoHS: Compliant pbFree: Yes Min Qty: 1 Package Multiple: 1 Lead time: 14 Weeks Container: Tube | 3Tube |
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$0.1050 / $0.1160 | Buy Now |
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Future Electronics | BD135 Series NPN 45 V 1.5 A Complementary Low Voltage Transistor - SOT-32 RoHS: Compliant pbFree: Yes Min Qty: 12000 Package Multiple: 50 Lead time: 14 Weeks Container: Tube | 0Tube |
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$0.1050 / $0.1160 | Buy Now |
Part Details for BD135
BD135 CAD Models
BD135 Part Data Attributes
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BD135
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
BD135
STMicroelectronics
NPN SILICON TRANSISTORS
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | STMICROELECTRONICS | |
| Part Package Code | SIP | |
| Package Description | PLASTIC PACKAGE-3 | |
| Pin Count | 3 | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.29.00.75 | |
| Factory Lead Time | 14 Weeks | |
| Samacsys Manufacturer | STMicroelectronics | |
| Case Connection | ISOLATED | |
| Collector Current-Max (IC) | 1.5 A | |
| Collector-Emitter Voltage-Max | 45 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 | |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | |
| Polarity/Channel Type | NPN | |
| Power Dissipation Ambient-Max | 12.5 W | |
| Power Dissipation-Max (Abs) | 8 W | |
| Qualification Status | Not Qualified | |
| Surface Mount | NO | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | THROUGH-HOLE | |
| Terminal Position | SINGLE | |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | |
| Transistor Application | AMPLIFIER | |
| Transistor Element Material | SILICON | |
| Transition Frequency-Nom (fT) | 250 MHz | |
| VCEsat-Max | 0.5 V |
Alternate Parts for BD135
This table gives cross-reference parts and alternative options found for BD135. 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 BD135, 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 |
|---|---|---|---|---|
| BD135 | KEC | Check for Price | Power Bipolar Transistor, 1.5A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin, TO-126, 3 PIN | BD135 vs BD135 |
| BD135 | Samsung Semiconductor | Check for Price | Power Bipolar Transistor, 1.5A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin | BD135 vs BD135 |
BD135 Frequently Asked Questions (FAQ)
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The maximum safe operating area (SOA) for the BD135 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 specified absolute maximum ratings to ensure reliable operation.
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To ensure the BD135 is properly biased for linear operation, you should ensure that the base-emitter voltage (VBE) is within the recommended range (typically around 0.6-0.7V) and that the collector-emitter voltage (VCE) is sufficient to maintain a linear operating region. You can use a voltage divider or a current source to set the base voltage and current, respectively.
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For optimal thermal management, it's recommended to use a heat sink or a thermal pad on the BD135, especially in high-power applications. A good PCB layout should also ensure minimal thermal resistance between the device and the heat sink. Additionally, keep the device away from other heat sources and ensure good airflow around the device.
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Yes, the BD135 can be used as a switch, but it's essential to consider the device's switching characteristics, such as the turn-on and turn-off times, and the base-emitter voltage required for saturation. You should also ensure that the device is properly biased and that the collector-emitter voltage is sufficient to maintain a low saturation voltage.
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To protect the BD135 from electrostatic discharge (ESD), it's recommended to use ESD protection devices, such as TVS diodes or ESD protection arrays, in parallel with the device. You should also follow proper handling and storage procedures to minimize the risk of ESD damage.