Overview
The AOD4185 is a P-Channel Enhancement Mode Field Effect Transistor (MOSFET) produced by Alpha & Omega Semiconductor Inc. This device utilizes advanced trench technology to offer excellent on-state resistance (RDS(ON)) and low gate charge, making it highly suitable for high current applications. The AOD4185 is available in the TO252 package, which provides excellent thermal resistance, enhancing its performance in various power management scenarios.
Key Specifications
| Parameter | Units | Typical | Maximum |
|---|---|---|---|
| Drain-Source Voltage (VDS) | V | -40 | -40 |
| Drain Current (ID) | A | -31 | -50 (pulsed), -31 (continuous) |
| Gate-Source Voltage (VGS) | V | ±20 | ±20 |
| On-State Resistance (RDS(ON)) | mΩ | 15 (VGS = -10V), 20 (VGS = -4.5V) | |
| Power Dissipation (PDSM) | W | 31 | 31 |
| Gate Charge (Qg) | nC | 18.6 | |
| Junction-to-Case Thermal Resistance (RθJC) | °C/W | 2.4 | |
| Junction and Storage Temperature Range | °C | -55 to 175 |
Key Features
- Advanced trench technology for low RDS(ON) and low gate charge.
- High current capability with a maximum drain current of -50A (pulsed) and -31A (continuous).
- Excellent thermal resistance due to the TO252 package.
- 100% UIS (Unclamped Inductive Switching) tested and 100% Rg tested.
- RoHS compliant and halogen-free.
Applications
The AOD4185 is well-suited for various high current applications, including but not limited to:
- Power management in automotive systems.
- Industrial power supplies and motor control.
- High-performance computing and server power supplies.
- Renewable energy systems such as solar and wind power.
Q & A
- What is the maximum drain-source voltage of the AOD4185? The maximum drain-source voltage (VDS) is -40V.
- What is the typical on-state resistance (RDS(ON)) of the AOD4185? The typical RDS(ON) is 15mΩ at VGS = -10V and 20mΩ at VGS = -4.5V.
- What is the maximum continuous drain current of the AOD4185? The maximum continuous drain current (ID) is -31A.
- What package types are available for the AOD4185? The AOD4185 is available in the TO252 package.
- Is the AOD4185 RoHS compliant? Yes, the AOD4185 is RoHS compliant and halogen-free.
- What is the junction-to-case thermal resistance of the AOD4185? The junction-to-case thermal resistance (RθJC) is 2.4°C/W.
- What are the typical applications of the AOD4185? The AOD4185 is typically used in high current applications such as automotive systems, industrial power supplies, high-performance computing, and renewable energy systems.
- What is the gate charge of the AOD4185? The gate charge (Qg) is 18.6nC.
- What is the maximum junction temperature of the AOD4185? The maximum junction temperature is 175°C.
- Is the AOD4185 tested for UIS and Rg? Yes, the AOD4185 is 100% UIS tested and 100% Rg tested.
