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AO3419
+物料清單MOSFET P-CH 20V 3.5A SOT23-3L
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製造商部分 #AO3419
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規格
| 屬性 | 價值 |
| Part Status | Active |
| Base Product Number | AO34 |
| FET Type | P-Channel |
| Technology | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 20 V |
| Current - Continuous Drain (Id) @ 25°C | 3.5A (Ta) |
| Drive Voltage (Max Rds On, Min Rds On) | 1.8V, 10V |
| Rds On (Max) @ Id, Vgs | 85mOhm @ 3.5A, 10V |
| Vgs(th) (Max) @ Id | 1.4V @ 250µA |
| Gate Charge (Qg) (Max) @ Vgs | 4.4 nC @ 4.5 V |
| Vgs (Max) | ±12V |
| Input Capacitance (Ciss) (Max) @ Vds | 400 pF @ 10 V |
| Power Dissipation (Max) | 1.4W (Ta) |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Supplier Device Package | SOT-23-3 |
| Package / Case | 3-SMD, SOT-23-3 Variant |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
概述
Description
AO3419 is a power MOSFET part number from Alpha & Omega Semiconductor. It denotes a family of N-channel, enhancement‑mode devices used as fast, efficient switches in power‑management circuits and motor/driver applications.
Key points
- Type: N‑channel, enhancement mode MOSFET
- Use cases: DC–DC converters, load switches, reverse‑current protection, motor control
- Performance: low on‑resistance and fast switching (values vary by exact variant)
- Packaging: available in compact SOT‑23, SO‑8, DFN, etc., depending on variant
- Selection: choose a variant with adequate VDS and ID for your application; check Rds(on) at your gate drive, switching times, and thermal considerations
Where to get details
- Consult the AO3419/AO3419A datasheet from Alpha & Omega Semiconductor or distributor pages for exact ratings, package options, and recommended circuits.
Note: If you meant a different AO3419 (e.g., a course or project code), please clarify.
Key points
- Type: N‑channel, enhancement mode MOSFET
- Use cases: DC–DC converters, load switches, reverse‑current protection, motor control
- Performance: low on‑resistance and fast switching (values vary by exact variant)
- Packaging: available in compact SOT‑23, SO‑8, DFN, etc., depending on variant
- Selection: choose a variant with adequate VDS and ID for your application; check Rds(on) at your gate drive, switching times, and thermal considerations
Where to get details
- Consult the AO3419/AO3419A datasheet from Alpha & Omega Semiconductor or distributor pages for exact ratings, package options, and recommended circuits.
Note: If you meant a different AO3419 (e.g., a course or project code), please clarify.
Equivalent
AO3419 is a MOSFET from Alpha & Omega Semiconductor. Cross-refs depend on the exact variant (Vds, Id, Rds(on), package). Please share the datasheet or target specs (e.g., 30V, ~3A, 0.04Ω, D2PAK). I can then give precise equivalents from Vishay, Infineon, Diodes Inc, etc.
Pinout
- Pin count: 3 (SOT-23 package)
- Function: N-channel enhancement-mode MOSFET (Gate-Controlled switch). Pinout is Gate, Drain, Source (GDS).
- Function: N-channel enhancement-mode MOSFET (Gate-Controlled switch). Pinout is Gate, Drain, Source (GDS).
Manufacturer
The AO3419 is manufactured by Alpha & Omega Semiconductor (AOS). AOS is a fabless semiconductor company that designs and markets power MOSFETs and other power-management devices.
Application
AO3419 is a N-channel enhancement-mode power MOSFET. Typical applications include:
- Power management in DC-DC converters and switching regulators (high/low-side switches)
- Load switching and reverse-polarity protection in portable devices
- Motor drivers and actuator control
- Automotive electronics and power distribution
- General power-switching in consumer, battery-based, and solar applications
- Power management in DC-DC converters and switching regulators (high/low-side switches)
- Load switching and reverse-polarity protection in portable devices
- Motor drivers and actuator control
- Automotive electronics and power distribution
- General power-switching in consumer, battery-based, and solar applications
Package
AO3419 is packaged in a SOT-23-3 (SC-70-3) three-pin package.
