Overview
The UCC27526DSDR, manufactured by Texas Instruments, is a dual-channel, high-speed, low-side gate driver designed to efficiently drive MOSFET and IGBT power switches. This device is particularly suitable for applications requiring precise timing, such as synchronous rectifiers. It features a peak current drive capability of 5A source and sink, with a typical propagation delay of 13ns. The UCC27526DSDR is available in a compact 3mm x 3mm WSON-8 package, making it ideal for space-constrained applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Current | 5 | A | Peak source and sink |
| Supply Voltage | 4.5 - 18 | V | |
| Propagation Delay | 13 | ns | Typical |
| Rise Time | 7 | ns | Typical |
| Fall Time | 6 | ns | Typical |
| Operating Temperature | -40 to +140 | °C | |
| Package | WSON-8 | 3mm x 3mm |
Key Features
- Dual-channel, high-speed, low-side gate driver
- 5A peak source and sink current
- Typical propagation delay of 13ns
- TTL and CMOS compatible logic thresholds
- Wide hysteresis for high noise immunity
- Outputs remain low during VDD UVLO
- Compact WSON-8 package
Applications
The UCC27526DSDR is widely used in applications requiring precise timing and high current drive capability. Typical applications include synchronous rectifiers, motor drives, and power inverters. Its compact size and robust performance make it suitable for industrial automation, consumer electronics, and automotive systems.
Q & A
1. What is the peak current drive capability of the UCC27526DSDR?
The UCC27526DSDR can drive up to 5A source and sink current.
2. What is the typical propagation delay of the UCC27526DSDR?
The typical propagation delay is 13ns.
3. What is the supply voltage range for the UCC27526DSDR?
The supply voltage range is from 4.5V to 18V.
4. What package does the UCC27526DSDR come in?
It comes in a 3mm x 3mm WSON-8 package.
5. What is the operating temperature range of the UCC27526DSDR?
The operating temperature range is from -40°C to +140°C.
6. Is the UCC27526DSDR compatible with TTL and CMOS logic?
Yes, it has TTL and CMOS compatible logic thresholds.
7. What are the typical rise and fall times for the UCC27526DSDR?
The typical rise time is 7ns and the fall time is 6ns.
8. What happens to the outputs during VDD UVLO?
The outputs remain low during VDD UVLO.
9. Can the UCC27526DSDR be used in automotive applications?
Yes, it is suitable for automotive systems due to its robust performance and wide temperature range.
10. What is the hysteresis feature in the UCC27526DSDR?
The wide hysteresis provides high noise immunity, ensuring reliable operation in noisy environments.
