規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Not For New Designs |
| FET Type | N-Channel |
| Technology | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 20 V |
| Current - Continuous Drain(Id) @ 25°C | 3A (Ta) |
| Drive Voltage(Max Rds On Min Rds On) | 1.8V, 4.5V |
| Rds On(Max) @ Id Vgs | 50mOhm @ 4.2A, 4.5V |
| Vgs(th)(Max) @ Id | 1V @ 250µA |
| Gate Charge(Qg)(Max) @ Vgs | 6.2 nC @ 4.5 V |
| Vgs(Max) | ±8V |
| Input Capacitance(Ciss)(Max) @ Vds | 436 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 |
概述
Description
The AO3414 is a P-channel enhancement-mode MOSFET designed for low-voltage, high-speed switching applications. Key features include a low on-resistance (RDS(on)), a compact SOT-23 package, and a gate-source voltage (VGS) range of ±8V. It operates with a drain-source voltage (VDS) of -30V and a continuous drain current (ID) of -4.3A, making it suitable for power management in portable devices, load switching, and battery protection circuits.
Advantages:
- Low threshold voltage (VGS(th)) for efficient low-voltage operation.
- Fast switching performance.
- Small footprint for space-constrained designs.
Typical applications include DC-DC converters, power switches, and reverse polarity protection. Always refer to the datasheet for detailed specifications and thermal considerations.
Advantages:
- Low threshold voltage (VGS(th)) for efficient low-voltage operation.
- Fast switching performance.
- Small footprint for space-constrained designs.
Typical applications include DC-DC converters, power switches, and reverse polarity protection. Always refer to the datasheet for detailed specifications and thermal considerations.
Features
The AO3414 is a P-channel MOSFET with the following key features:
- Voltage Rating: -30V drain-to-source (VDSS).
- Current Rating: -4.2A continuous drain current (ID).
- Low On-Resistance: 60mΩ (max) at VGS = -10V.
- Gate Threshold: -1V to -2.5V (VGS(th)).
- Fast Switching: Low gate charge (Qg) and output capacitance (Coss).
- Package: SOT-23 (compact surface-mount).
- Applications: Power management, load switching, battery protection.
It’s designed for efficiency in low-voltage, high-current circuits.
- Voltage Rating: -30V drain-to-source (VDSS).
- Current Rating: -4.2A continuous drain current (ID).
- Low On-Resistance: 60mΩ (max) at VGS = -10V.
- Gate Threshold: -1V to -2.5V (VGS(th)).
- Fast Switching: Low gate charge (Qg) and output capacitance (Coss).
- Package: SOT-23 (compact surface-mount).
- Applications: Power management, load switching, battery protection.
It’s designed for efficiency in low-voltage, high-current circuits.
Pinout
The AO3414 is a P-channel MOSFET with 3 pins (SOT-23 package):
1. Gate (G): Controls the transistor's switching.
2. Drain (D): Connects to the load (output).
3. Source (S): Connects to the power supply (input).
Key Functions:
- Voltage Rating: -30V (D-S).
- Current: -4.2A (continuous).
- Low RDS(on): ~50mΩ (at VGS = -10V).
- Applications: Power switching, load control, and battery management in compact circuits.
Compact and efficient for low-voltage, high-current applications.
1. Gate (G): Controls the transistor's switching.
2. Drain (D): Connects to the load (output).
3. Source (S): Connects to the power supply (input).
Key Functions:
- Voltage Rating: -30V (D-S).
- Current: -4.2A (continuous).
- Low RDS(on): ~50mΩ (at VGS = -10V).
- Applications: Power switching, load control, and battery management in compact circuits.
Compact and efficient for low-voltage, high-current applications.
Manufacturer
The AO3414 is manufactured by Alpha & Omega Semiconductor (AOS), a U.S.-based company specializing in power semiconductors. Founded in 2000 and headquartered in Silicon Valley, AOS designs and produces MOSFETs, IGBTs, and power ICs for applications like consumer electronics, computing, and industrial systems. The AO3414 is a P-channel MOSFET commonly used in power management circuits. AOS is known for its innovation in power efficiency and compact packaging.
Application
The AO3414, a P-channel MOSFET, is widely used in:
1. Power Management – Switching and load switching in portable devices.
2. Battery Protection – Reverse polarity and over-discharge prevention.
3. DC-DC Converters – Efficient voltage regulation in power supplies.
4. Motor Control – Driving small motors in consumer electronics.
5. LED Drivers – Controlling LED backlighting and lighting circuits.
Its low on-resistance (RDS(on)) and compact SOT-23 package make it ideal for space-constrained, low-voltage (<12V) applications.
1. Power Management – Switching and load switching in portable devices.
2. Battery Protection – Reverse polarity and over-discharge prevention.
3. DC-DC Converters – Efficient voltage regulation in power supplies.
4. Motor Control – Driving small motors in consumer electronics.
5. LED Drivers – Controlling LED backlighting and lighting circuits.
Its low on-resistance (RDS(on)) and compact SOT-23 package make it ideal for space-constrained, low-voltage (<12V) applications.
