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SI4491EDY-T1-GE3
+BOMMOSFET P-CH 30V 17.3A 8SO
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Nhà sản xuấtSản phẩm Vishay Siliconix
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Ông. Phần #SI4491EDY-T1-GE3
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Series | TrenchFET® |
| Part Status | Active |
| FET Type | P-Channel |
| Technology | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 30 V |
| Current - Continuous Drain (Id) @ 25°C | 17.3A (Ta) |
| Drive Voltage (Max Rds On, Min Rds On) | 4.5V, 10V |
| Rds On (Max) @ Id, Vgs | 6.5mOhm @ 13A, 10V |
| Vgs(th) (Max) @ Id | 2.8V @ 250µA |
| Gate Charge (Qg) (Max) @ Vgs | 153 nC @ 10 V |
| Vgs (Max) | ±25V |
| Input Capacitance (Ciss) (Max) @ Vds | 4620 pF @ 15 V |
| Power Dissipation (Max) | 3.1W (Ta), 6.9W (Tc) |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 8-SOIC |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Base Product Number | SI4491 |
Tổng quan
Description
Key specifications include a maximum drain-source voltage (V_DS) of 30V, continuous drain current (I_D) of 50A, and a low gate threshold voltage (V_GS(th)), allowing for effective operation with low gate drive voltages. The device is housed in a compact SO-8 package, facilitating space-efficient designs.
Applications typically involve consumer electronics, automotive systems, and industrial automation, where reliable performance under varying conditions is crucial. The MOSFET is optimized for fast switching speeds, reducing power loss and enhancing overall system efficiency.
Manufacturers often choose this component for its robustness and ease of integration into complex circuits, making it a popular choice in modern electronic designs.
Equivalent
Features
1. Voltage Rating: Supports a maximum drain-source voltage (V_DS) of 30V.
2. Current Rating: Can handle continuous drain currents up to 40A, making it suitable for high-current applications.
3. Low R_DS(on): Offers a low on-resistance of 10 mΩ (max), which minimizes power losses and enhances thermal efficiency.
4. Fast Switching: Designed for rapid switching speeds, improving performance in PWM applications.
5. Thermal Resistance: Features low thermal resistance, aiding in effective heat dissipation.
6. Package Type: Available in a compact DPAK package, facilitating easy integration into space-constrained designs.
7. Applications: Ideal for use in DC-DC converters, motor control, and power management circuits.
This combination of features makes the SI4491EDY-T1-GE3 a versatile choice for modern electronic designs requiring efficiency and reliability.
Pinout
1. Gate (G) - Controls the MOSFET's switching action.
2. Drain (D) - The terminal through which current exits the MOSFET.
3. Source (S) - The terminal through which current enters the MOSFET.
4. Source (S) - Typically connected to ground or the lowest potential in the circuit.
5. Gate (G) - Can be used to drive the MOSFET.
6. Drain (D) - For secondary connections if needed.
7. Gate (G) - May have multiple gate connections for improved drive.
8. Source (S) - For additional source connections.
This component is often used in DC-DC converters, battery management systems, and other applications where efficient power handling is crucial. Its low on-resistance and fast switching speeds make it suitable for high-frequency applications.