Overview
The CSD18543Q3A is a 60-V, N-channel NexFET™ power MOSFET produced by Texas Instruments. This device is designed in a compact SON 3.3-mm × 3.3-mm plastic package and is optimized for minimizing losses in power conversion applications. It features ultra-low on-state resistance, low thermal resistance, and is avalanche rated, making it suitable for a variety of high-performance applications.
Key Specifications
| Parameter | Value | Unit | 
|---|---|---|
| Maximum Drain-Source Voltage (Vds) | 60 | V | 
| Maximum Gate-Source Voltage (Vgs) | ±20 | V | 
| Maximum Drain Current (Id) | 35 | A | 
| Maximum Pulsed Drain Current (Idm) | 156 | A | 
| Maximum Junction Temperature (Tj) | 150 | °C | 
| On-State Resistance (Rds(on)) at Vgs = 10 V | 8.1 | mΩ | 
| Gate Charge (Qg) at Vgs = 10 V | 11.1 | nC | 
| Output Capacitance (Coss) | 168 | pF | 
| Avalanche Energy Rating (EAS) | 55 | mJ | 
| Operating Temperature Range | -55 to 150 | °C | 
| Package Type | VSONP (DNH) | |
| Number of Pins | 8 | 
Key Features
- Ultra-Low Qg and Qgd
 - Low Rds(on) of 8.1 mΩ at Vgs = 10 V
 - Low Thermal Resistance
 - Avalanche Rated
 - Lead Free, RoHS Compliant, and Halogen Free
 - Compact SON 3.3-mm × 3.3-mm Plastic Package
 
Applications
- Solid State Relay Switch
 - DC-DC Conversion
 - Secondary Side Synchronous Rectifier
 - Isolated Converter Primary Side Switch
 - Motor Control
 
Q & A
- What is the maximum drain-source voltage of the CSD18543Q3A?
The maximum drain-source voltage is 60 V. - What is the on-state resistance of the CSD18543Q3A at Vgs = 10 V?
The on-state resistance is 8.1 mΩ. - What is the maximum junction temperature for the CSD18543Q3A?
The maximum junction temperature is 150 °C. - Is the CSD18543Q3A RoHS compliant?
Yes, the CSD18543Q3A is RoHS compliant and halogen free. - What are the typical applications of the CSD18543Q3A?
Typical applications include solid state relay switches, DC-DC conversion, secondary side synchronous rectifiers, isolated converter primary side switches, and motor control. - What is the package type of the CSD18543Q3A?
The package type is VSONP (DNH) with 8 pins. - What is the maximum pulsed drain current of the CSD18543Q3A?
The maximum pulsed drain current is 156 A. - What is the gate charge of the CSD18543Q3A at Vgs = 10 V?
The gate charge is 11.1 nC. - Is the CSD18543Q3A avalanche rated?
Yes, the CSD18543Q3A is avalanche rated. - What is the operating temperature range of the CSD18543Q3A?
The operating temperature range is -55 to 150 °C. 
                    