Gate Resistor and Switching Loss: One Part, Two Effects
Small Rg means fast edges and ringing; large Rg means clean edges and heat. The split diode path, starting values, and how to measure the loss.
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SI2302DDS-T1-GE3 from Vishay: N-Channel 20 V 2.9A (Tj) 710mW (Ta) Surface Mount SOT-23-3 (TO-236). Supplied in a SOT-23 package.
| Quantity | Unit Price (USD) |
|---|---|
| 1 | $0.0493 |
| 3000 | $0.0437 |
| Manufacturer | Vishay |
|---|---|
| Manufacturer Part Number | SI2302DDS-T1-GE3 |
| Category | MOSFET |
| Package | SOT-23 |
| MOQ | 1 |
| Standard Pack | 3000 |
| Lifecycle Status | Active |
| FET Type | N-Channel |
|---|---|
| Technology | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 20 V |
| Current - Continuous Drain (Id) @ 25°C | 2.9A (Tj) |
| Drive Voltage (Max Rds On, Min Rds On) | 2.5V, 4.5V |
| Rds On (Max) @ Id, Vgs | 57mOhm @ 3.6A, 4.5V |
| Vgs(th) (Max) @ Id | 850mV @ 250µA |
| Gate Charge (Qg) (Max) @ Vgs | 5.5 nC @ 4.5 V |
| Vgs (Max) | ±8V |
| Power Dissipation (Max) | 710mW (Ta) |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Supplier Device Package | SOT-23-3 (TO-236) |
| Package / Case | TO-236-3, SC-59, SOT-23-3 |
Inventory and pricing are updated regularly. Technical data is provided for engineering reference. Datasheet is sourced from the original manufacturer.
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