Overview
The UCC20520DW is a 4-A, 6-A, 5.7-kVRMS isolated dual-channel gate driver produced by Texas Instruments. This component is designed to provide high efficiency, high power density, and robustness in a wide variety of power applications. It features a single input and dual output configuration, making it suitable for driving FETs or IGBTs in half-bridge, full-bridge, and other power converter topologies. The device operates over a temperature range of –40°C to 125°C, ensuring reliability in harsh environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Output Source Current (IOA+, IOB+) | 4 | A |
| Peak Output Sink Current (IOA-, IOB-) | 6 | A |
| Primary-side Supply Voltage (VCCI) | 3 - 18 | V |
| Secondary-side Power Supply (VDDA, VDDB) | 9.2 - 25 | V |
| Ambient Temperature (TA) | –40 to 125 | °C |
| Junction Temperature (TJ) | –40 to 130 | °C |
| Isolation Voltage (VIORM) | 2121 | VPK |
| Propagation Delay | 19 ns (typical) | ns |
| Package Type | SOIC-16 (DW) |
Key Features
- Single input, dual output configuration
- 4-A source and 6-A sink peak current capability
- 5.7-kVRMS isolation for 1 minute per UL 1577
- TTL/CMOS-compatible inputs
- Under voltage lock-out (UVLO) protection on all supply voltage pins
- Programmable dead time
- Operating temperature range: –40°C to 125°C
- Reinforced isolation with high creepage and clearance distances
Applications
The UCC20520DW is suitable for a variety of power applications, including:
- Half-bridge and full-bridge power converters
- Motor drives and control systems
- Power supplies and DC-DC converters
- Renewable energy systems, such as solar and wind power inverters
- Industrial automation and control systems
Q & A
- What is the peak output current capability of the UCC20520DW?
The UCC20520DW has a peak output source current of 4 A and a peak output sink current of 6 A.
- What is the isolation voltage rating of the UCC20520DW?
The UCC20520DW has a 5.7-kVRMS isolation voltage rating for 1 minute per UL 1577.
- What is the operating temperature range of the UCC20520DW?
The operating temperature range is –40°C to 125°C.
- Does the UCC20520DW have under voltage lock-out (UVLO) protection?
- What type of input does the UCC20520DW support?
The UCC20520DW supports TTL/CMOS-compatible inputs.
- Can the dead time be programmed on the UCC20520DW?
- What is the package type of the UCC20520DW?
The UCC20520DW is available in a SOIC-16 (DW) package.
- What are some common applications for the UCC20520DW?
- How does the UCC20520DW ensure high creepage and clearance distances?
- Is there an evaluation module available for the UCC20520DW?
