Comchip Technology8-PowerWDFNRoHS
CMS40N03V8-HF
MOSFET N-CH 30V 25A/40A 8PDFN
Category
Subcategory
Transistors Fets Mosfets Single
Package
8-PowerWDFN
Status
Obsolete
Price available on request
MOQ: 3000 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Comchip Technology |
| Model | CMS40N03V8-HF |
| Package / Case | 8-PowerWDFN |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| FET Type | N-Channel |
| Drain to Source Voltage (Vdss) | 30 V |
| Rds On (Max) | 4.8mOhm @ 19A, 10V |
| Vgs(th) (Max) | 2.2V @ 250µA |
| Gate Charge (Qg) | 12 nC @ 4.5 V |
| Input Capacitance (Ciss) | 1750 pF @ 15 V |
| Power Dissipation (Max) | 3.8W (Ta), 52W (Tc) |
| Drive Voltage | 4.5V, 10V |
| Supplier Device Package | 8-PDFN (SPR-PAK ) (3.3x3.3) |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
CMS40N03V8-HF by Comchip Technology is an N-channel power MOSFET rated at 30 V / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The 8-PowerWDFN package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 4.8mOhm @ 19A, 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 | 2.2V @ 250µA |
| Rds On (Max) @ Id, Vgs | 4.8mOhm @ 19A, 10V |
| Power Dissipation (Max) | 3.8W (Ta), 52W (Tc) |
| Gate Charge (Qg) (Max) @ Vgs | 12 nC @ 4.5 V |
| Drain to Source Voltage (Vdss) | 30 V |
| Input Capacitance (Ciss) (Max) @ Vds | 1750 pF @ 15 V |
| Drive Voltage (Max Rds On, Min Rds On) | 4.5V, 10V |
| Current - Continuous Drain (Id) @ 25°C | 25A (Ta), 40A (Tc) |
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