Datasheets
BSS129 by:
Vishay Siliconix
Infineon Technologies AG
Siemens
Temic Semiconductors
Vishay Intertechnologies
Vishay Siliconix
Not Found

Power Field-Effect Transistor, N-Channel, Metal-oxide Semiconductor FET

Part Details for BSS129 by Vishay Siliconix

Results Overview of BSS129 by Vishay Siliconix

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BSS129 Information

BSS129 by Vishay Siliconix is a Small Signal Field-Effect Transistor.
Small Signal Field-Effect 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 BSS129

Part # Distributor Description Stock Price Buy
Bristol Electronics   75
RFQ
Quest Components TRANSISTOR,MOSFET,N-CHANNEL,240V V(BR)DSS,TO-92 60
  • 1 $3.6400
  • 10 $2.2750
  • 34 $2.0020
$2.0020 / $3.6400 Buy Now

Part Details for BSS129

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BSS129 Part Data Attributes

BSS129 Vishay Siliconix
Buy Now Datasheet
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BSS129 Vishay Siliconix Power Field-Effect Transistor, N-Channel, Metal-oxide Semiconductor FET
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Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer VISHAY SILICONIX
Part Package Code TO-92
Package Description TO-92-18CD, 3 PIN
Pin Count 3
Reach Compliance Code compliant
ECCN Code EAR99
Configuration SINGLE WITH BUILT-IN DIODE
DS Breakdown Voltage-Min 230 V
Drain Current-Max (ID) 0.15 A
Drain-source On Resistance-Max 20 Ω
FET Technology METAL-OXIDE SEMICONDUCTOR
JEDEC-95 Code TO-92
JESD-30 Code O-PBCY-W3
JESD-609 Code e0
Number of Elements 1
Number of Terminals 3
Operating Mode DEPLETION MODE
Package Body Material PLASTIC/EPOXY
Package Shape ROUND
Package Style CYLINDRICAL
Polarity/Channel Type N-CHANNEL
Qualification Status Not Qualified
Surface Mount NO
Terminal Finish TIN LEAD
Terminal Form WIRE
Terminal Position BOTTOM
Transistor Application SWITCHING
Transistor Element Material SILICON

Alternate Parts for BSS129

This table gives cross-reference parts and alternative options found for BSS129. 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 BSS129, 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
BSS129E-6288 Siemens Check for Price 150mA, 240V, N-CHANNEL, Si, SMALL SIGNAL, MOSFET, TO-92 BSS129 vs BSS129E-6288
BSS129 Infineon Technologies AG Check for Price Small Signal Field-Effect Transistor, 0.15A I(D), 240V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-92 BSS129 vs BSS129
BSS129 Temic Semiconductors Check for Price Small Signal Field-Effect Transistor, 0.15A I(D), 230V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-226AA, BSS129 vs BSS129
BSS129E-6296 Siemens Check for Price 150mA, 240V, N-CHANNEL, Si, SMALL SIGNAL, MOSFET, TO-92 BSS129 vs BSS129E-6296
Part Number Manufacturer Composite Price Description Compare
RUE003N02TL ROHM Semiconductor Check for Price Small Signal Field-Effect Transistor, 0.3A I(D), 20V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, EMT3, 3 PIN BSS129 vs RUE003N02TL
BSS306NH6327 Infineon Technologies AG Check for Price Small Signal Field-Effect Transistor, 2.3A I(D), 30V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, GREEN, PLASTIC PACKAGE-3 BSS129 vs BSS306NH6327
BS170RLRPG onsemi Check for Price Single N-Channel Small Signal MOSFET 60V, 500mA, 5Ω, TO-92 (TO-226) 5.33mm Body Height, 2000-REEL BSS129 vs BS170RLRPG
RFL1N08 Intersil Corporation Check for Price 1000mA, 80V, N-CHANNEL, Si, SMALL SIGNAL, MOSFET, TO-205AF BSS129 vs RFL1N08
2N5654 Micro Electronics Corporation Check for Price Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-92, TO-92DD, 3 PIN BSS129 vs 2N5654
2N7002L Motorola Semiconductor Products Check for Price Small Signal Field-Effect Transistor, 0.115A I(D), 60V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-236AB, BSS129 vs 2N7002L
VN2106N3P001 Supertex Inc Check for Price Small Signal Field-Effect Transistor, 0.25A I(D), 60V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-92 BSS129 vs VN2106N3P001
TP0604N3-GP003 Microchip Technology Inc Check for Price SMALL SIGNAL, FET BSS129 vs TP0604N3-GP003
RQK0604IGDQATL-E Renesas Electronics Corporation Check for Price 2000mA, 60V, N-CHANNEL, Si, SMALL SIGNAL, MOSFET, SC-59A, MPAK-3 BSS129 vs RQK0604IGDQATL-E
2N7002 Samsung Semiconductor Check for Price Small Signal Field-Effect Transistor, 0.115A I(D), 60V, 1-Element, N-Channel and P-Channel, Silicon, Metal-oxide Semiconductor FET, SOT-23, 3 PIN BSS129 vs 2N7002

BSS129 Related Parts

BSS129 Frequently Asked Questions (FAQ)

  • The BSS129 can operate up to 150°C, but it's recommended to derate the power dissipation above 125°C to ensure reliability.

  • To ensure the BSS129 is fully turned on, the gate-source voltage (Vgs) should be at least 4.5V, and the input voltage (Vin) should be at least 1V above the output voltage (Vout).

  • A good PCB layout for the BSS129 should include a solid ground plane, short and wide traces for the power connections, and a thermal pad connected to a heat sink or a large copper area to dissipate heat.

  • Yes, the BSS129 can be used as a high-side switch, but it requires a bootstrap circuit to generate the necessary gate drive voltage. A dedicated high-side driver IC can also be used to simplify the design.

  • To protect the BSS129, add overvoltage protection (OVP) and overcurrent protection (OCP) circuits, such as a zener diode and a current sense resistor, respectively. You can also use a dedicated protection IC for added reliability.