BUK9Y40-55B,115
MOSFET N-CH 55V 26A LFPAK56
Transistors Fets Mosfets Single
SC-100, SOT-669
Automotive, AEC-Q101, TrenchMOS™
Active
Price available on request
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Nexperia USA Inc. |
| Model | BUK9Y40-55B,115 |
| Package / Case | SC-100, SOT-669 |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 175°C (TJ) |
| FET Type | N-Channel |
| Drain to Source Voltage (Vdss) | 55 V |
| Rds On (Max) | 36mOhm @ 15A, 10V |
| Vgs(th) (Max) | 2V @ 1mA |
| Gate Charge (Qg) | 11 nC @ 5 V |
| Input Capacitance (Ciss) | 1020 pF @ 25 V |
| Power Dissipation (Max) | 59W (Tc) |
| Drive Voltage | 5V |
| Supplier Device Package | LFPAK56, Power-SO8 |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
BUK9Y40-55B,115 by Nexperia USA Inc. is an N-channel power MOSFET rated at 55 V / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The SC-100, SOT-669 package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 36mOhm @ 15A, 10V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for BUK9Y40-55B,115
Alternatives & Replacements
View All →RJK0301DPB-00#J0
MOSFET N-CH 30V 60A LFPAK
PSMN102-200Y,115
MOSFET N-CH 200V 21.5A LFPAK56
RJK0328DPB-00#J0
MOSFET N-CH 30V 60A LFPAK
RJK0329DPB-01#J0
MOSFET N-CH 30V 55A LFPAK
PH3120L,115
NEXPERIA PH3120L - 100A, 20V, 0.
PH7030AL,115
MOSFET N-CH 30V 76A LFPAK56
All Technical Specifications
| FET Type | N-Channel |
| Vgs (Max) | ±15V |
| Technology | MOSFET (Metal Oxide) |
| Vgs(th) (Max) @ Id | 2V @ 1mA |
| Rds On (Max) @ Id, Vgs | 36mOhm @ 15A, 10V |
| Power Dissipation (Max) | 59W (Tc) |
| Gate Charge (Qg) (Max) @ Vgs | 11 nC @ 5 V |
| Drain to Source Voltage (Vdss) | 55 V |
| Input Capacitance (Ciss) (Max) @ Vds | 1020 pF @ 25 V |
| Drive Voltage (Max Rds On, Min Rds On) | 5V |
| Current - Continuous Drain (Id) @ 25°C | 26A (Tc) |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.