Micro Commercial CoSOT-523RoHS
BSS138KT-TP
N-CHANNEL MOSFET, SOT-523
Category
Subcategory
Transistors Fets Mosfets Single
Package
SOT-523
Status
Active
$0.26 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Micro Commercial Co |
| Model | BSS138KT-TP |
| Package / Case | SOT-523 |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| FET Type | N-Channel |
| Drain to Source Voltage (Vdss) | 50 V |
| Rds On (Max) | 1.6Ohm @ 500mA, 10V |
| Vgs(th) (Max) | 1.5V @ 250µA |
| Gate Charge (Qg) | 0.7 nC @ 4.5 V |
| Input Capacitance (Ciss) | 22800 pF @ 25 V |
| Power Dissipation (Max) | 250mW |
| Supplier Device Package | SOT-523 |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
BSS138KT-TP by Micro Commercial Co is an N-channel power MOSFET rated at 50 V / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The SOT-523 package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 1.6Ohm @ 500mA, 10V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
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All Technical Specifications
| FET Type | N-Channel |
| Vgs (Max) | ±20V |
| Technology | MOSFET (Metal Oxide) |
| Vgs(th) (Max) @ Id | 1.5V @ 250µA |
| Rds On (Max) @ Id, Vgs | 1.6Ohm @ 500mA, 10V |
| Power Dissipation (Max) | 250mW |
| Gate Charge (Qg) (Max) @ Vgs | 0.7 nC @ 4.5 V |
| Drain to Source Voltage (Vdss) | 50 V |
| Input Capacitance (Ciss) (Max) @ Vds | 22800 pF @ 25 V |
| Current - Continuous Drain (Id) @ 25°C | 250mA |
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