Datasheets
BSS138-T by:

N-Channel Logic Level Enhancement Mode Field Effect Transistor, 50V, 220mA, SOT-23 (TO-236) 2.90x1.30x1.00, 1.90P, 3000-REEL

Part Details for BSS138-T by onsemi

Results Overview of BSS138-T by onsemi

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BSS138-T Information

BSS138-T by onsemi 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.

Part Details for BSS138-T

BSS138-T CAD Models

BSS138-T Part Data Attributes

BSS138-T onsemi
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BSS138-T onsemi N-Channel Logic Level Enhancement Mode Field Effect Transistor, 50V, 220mA, SOT-23 (TO-236) 2.90x1.30x1.00, 1.90P, 3000-REEL
Pbfree Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer ON SEMICONDUCTOR
Part Package Code SOT-23 (TO-236) 2.90x1.30x1.00, 1.90P
Package Description ,
Manufacturer Package Code 318
Reach Compliance Code unknown
ECCN Code EAR99
Samacsys Manufacturer onsemi

Alternate Parts for BSS138-T

This table gives cross-reference parts and alternative options found for BSS138-T. 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 BSS138-T, 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
BSS138-13-F Diodes Incorporated $0.1078 Small Signal Field-Effect Transistor, BSS138-T vs BSS138-13-F
BSS138TA Diodes Incorporated Check for Price Small Signal Field-Effect Transistor, 0.2A I(D), 50V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, SOT-23, 3 PIN BSS138-T vs BSS138TA
BSS138E6433 Infineon Technologies AG Check for Price Small Signal Field-Effect Transistor, 0.22A I(D), 50V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, SOT-23, 3 PIN BSS138-T vs BSS138E6433
BSS138/S62Z National Semiconductor Corporation Check for Price TRANSISTOR 220 mA, 50 V, N-CHANNEL, Si, SMALL SIGNAL, MOSFET, TO-236AB, FET General Purpose Small Signal BSS138-T vs BSS138/S62Z
BSS138E6327 Infineon Technologies AG Check for Price Small Signal Field-Effect Transistor, 0.22A I(D), 50V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, SOT-23, 3 PIN BSS138-T vs BSS138E6327
BSS138LT3 Motorola Semiconductor Products Check for Price Small Signal Field-Effect Transistor, 0.2A I(D), 50V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-236AB, CASE 318-08, 3 PIN BSS138-T vs BSS138LT3
BSS138/S62Z Texas Instruments Check for Price 220mA, 50V, N-CHANNEL, Si, SMALL SIGNAL, MOSFET, TO-236AB BSS138-T vs BSS138/S62Z
Part Number Manufacturer Composite Price Description Compare
BSS138LT3G onsemi $0.0582 Single N-Channel Logic Level Power MOSFET 50V, 200mA, 3.5Ω, SOT-23 (TO-236) 3 LEAD, 10000-REEL BSS138-T vs BSS138LT3G
BSS138LT1G onsemi $0.0968 Single N-Channel Logic Level Power MOSFET 50V, 200mA, 3.5Ω, SOT-23 (TO-236) 3 LEAD, 3000-REEL BSS138-T vs BSS138LT1G
BSS138 National Semiconductor Corporation Check for Price TRANSISTOR 220 mA, 50 V, N-CHANNEL, Si, SMALL SIGNAL, MOSFET, TO-236AB, FET General Purpose Small Signal BSS138-T vs BSS138
BSS138T/R13 PanJit Semiconductor Check for Price Small Signal Field-Effect Transistor, 0.3A I(D), 50V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, ROHS COMPLIANT PACKAGE-3 BSS138-T vs BSS138T/R13
BSS138 Jiangsu Changjiang Electronics Technology Co Ltd Check for Price Small Signal Field-Effect Transistor, 0.22A I(D), 50V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, PLASTIC PACKAGE-3 BSS138-T vs BSS138
BSS138TC Zetex / Diodes Inc Check for Price Small Signal Field-Effect Transistor, 0.2A I(D), 50V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, SOT-23, 3 PIN BSS138-T vs BSS138TC
BSS138-F085 onsemi Check for Price N-Channel Logic Level Enhancement Mode Field Effect Transistor 60V, 220mA, 3.5Ω, SOT-23 3L, 3000-REEL, Automotive Qualified BSS138-T vs BSS138-F085
BSS138LT7G onsemi Check for Price Single N-Channel Logic Level Power MOSFET 50V, 200mA, 3.5Ω, SOT-23 (TO-236) 2.90x1.30x1.00, 1.90P, 3500-REEL BSS138-T vs BSS138LT7G
BSS138 Texas Instruments Check for Price 220mA, 50V, N-CHANNEL, Si, SMALL SIGNAL, MOSFET, TO-236AB BSS138-T vs BSS138
RK7002BT116 ROHM Semiconductor Check for Price Small Signal Field-Effect Transistor, 0.25A I(D), 60V, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, SST3, 3 PIN BSS138-T vs RK7002BT116

BSS138-T Related Parts

BSS138-T Frequently Asked Questions (FAQ)

  • The maximum operating temperature range for the BSS138-T is -55°C to 150°C, but the recommended operating temperature range is -40°C to 125°C.

  • To ensure proper biasing, the gate-source voltage (Vgs) should be between 2.5V and 10V, and the drain-source voltage (Vds) should be between 0V and 50V. Additionally, the device should be operated within the recommended current limits.

  • The maximum current rating for the BSS138-T is 1.44A, but this value can vary depending on the operating temperature and other factors. It's recommended to consult the datasheet and application notes for more information.

  • The BSS138-T has built-in ESD protection, but it's still important to follow proper handling and storage procedures to prevent damage. This includes using anti-static wrist straps, mats, and bags, and avoiding direct contact with the device's pins.

  • Yes, the BSS138-T is suitable for high-frequency switching applications up to 100 kHz. However, it's essential to consider the device's switching characteristics, such as rise and fall times, and ensure that the application is designed to minimize switching losses.

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