IRLR9343PBF
DIGITAL AUDIO MOSFET
Transistors Fets Mosfets Single
TO-252-3, DPak (2 Leads + Tab), SC-63
HEXFET®
Active
$0.43 / unit (market reference)
MOQ: 704 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | IRLR9343PBF |
| Package / Case | TO-252-3, DPak (2 Leads + Tab), SC-63 |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 175°C (TJ) |
| FET Type | P-Channel |
| Drain to Source Voltage (Vdss) | 55 V |
| Rds On (Max) | 105mOhm @ 3.4A, 10V |
| Vgs(th) (Max) | 1V @ 250µA |
| Gate Charge (Qg) | 47 nC @ 10 V |
| Input Capacitance (Ciss) | 660 pF @ 50 V |
| Power Dissipation (Max) | 79W (Tc) |
| Drive Voltage | 4.5V, 10V |
| Supplier Device Package | D-Pak |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
IRLR9343PBF by Rochester Electronics, LLC 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 TO-252-3, DPak (2 Leads + Tab), SC-63 package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 105mOhm @ 3.4A, 10V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for IRLR9343PBF
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All Technical Specifications
| FET Type | P-Channel |
| Vgs (Max) | ±20V |
| Technology | MOSFET (Metal Oxide) |
| Vgs(th) (Max) @ Id | 1V @ 250µA |
| Rds On (Max) @ Id, Vgs | 105mOhm @ 3.4A, 10V |
| Power Dissipation (Max) | 79W (Tc) |
| Gate Charge (Qg) (Max) @ Vgs | 47 nC @ 10 V |
| Drain to Source Voltage (Vdss) | 55 V |
| Input Capacitance (Ciss) (Max) @ Vds | 660 pF @ 50 V |
| Drive Voltage (Max Rds On, Min Rds On) | 4.5V, 10V |
| Current - Continuous Drain (Id) @ 25°C | 20A (Tc) |
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