BSN20Q-7
MOSFET N-CH 50V 500MA SOT23
Transistors Fets Mosfets Single
TO-236-3, SC-59, SOT-23-3
Automotive, AEC-Q101
Active
$0.46 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Diodes Incorporated |
| Model | BSN20Q-7 |
| Package / Case | TO-236-3, SC-59, SOT-23-3 |
| Mounting Type | Surface Mount |
| FET Type | N-Channel |
| Drain to Source Voltage (Vdss) | 50 V |
| Rds On (Max) | 1.8Ohm @ 220mA, 10V |
| Vgs(th) (Max) | 1.5V @ 250µA |
| Gate Charge (Qg) | 0.8 nC @ 10 V |
| Input Capacitance (Ciss) | 40 pF @ 10 V |
| Power Dissipation (Max) | 600mW (Ta), 920mW (Tc) |
| Drive Voltage | 4.5V, 10V |
| Supplier Device Package | SOT-23-3 |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
BSN20Q-7 by Diodes Incorporated 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 TO-236-3, SC-59, SOT-23-3 package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 1.8Ohm @ 220mA, 10V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for BSN20Q-7
Alternatives & Replacements
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MOSFET N-CH 35V 3A 3CPH
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 | 1.8Ohm @ 220mA, 10V |
| Power Dissipation (Max) | 600mW (Ta), 920mW (Tc) |
| Gate Charge (Qg) (Max) @ Vgs | 0.8 nC @ 10 V |
| Drain to Source Voltage (Vdss) | 50 V |
| Input Capacitance (Ciss) (Max) @ Vds | 40 pF @ 10 V |
| Drive Voltage (Max Rds On, Min Rds On) | 4.5V, 10V |
| Current - Continuous Drain (Id) @ 25°C | 500mA (Ta) |
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