Microchip TechnologyTO-205AD, TO-39-3 Metal CanRoHS
2N3440
TRANS NPN 250V 1A TO-39
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Category
Subcategory
Transistors Bipolar Bjt Single
Package
TO-205AD, TO-39-3 Metal Can
Status
Active
Datasheet
$12.09 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Microchip Technology |
| Model | 2N3440 |
| Package / Case | TO-205AD, TO-39-3 Metal Can |
| Mounting Type | Through Hole |
| Operating Temperature | -65°C ~ 200°C (TJ) |
| Power Dissipation (Max) | 800 mW |
| Supplier Device Package | TO-39 (TO-205AD) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
2N3440 by Microchip Technology is an N-channel power MOSFET rated at N/A / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The TO-205AD, TO-39-3 Metal Can package offers good thermal performance for SMT mounting. Key spec: Rds(on) max N/A. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for 2N3440
Alternatives & Replacements
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Central Semiconductor CorpStockTO-205AD, TO-39-3 Metal Can
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Solid State Inc.StockTO-205AD, TO-39-3 Metal Can
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All Technical Specifications
| Power - Max | 800 mW |
| Transistor Type | NPN |
| Vce Saturation (Max) @ Ib, Ic | 500mV @ 4mA, 50mA |
| Current - Collector (Ic) (Max) | 1 A |
| Current - Collector Cutoff (Max) | 2µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 40 @ 20mA, 10V |
| Voltage - Collector Emitter Breakdown (Max) | 250 V |
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