Overview
The UCC27201DRMT is a high-frequency N-channel MOSFET driver produced by Texas Instruments. This device is part of the UCC2720x family, which includes drivers with high-side and low-side configurations, designed for controlling N-channel MOSFETs in various power conversion topologies such as half-bridge, full-bridge, two-switch forward, and active clamp forward converters. The UCC27201DRMT features independent inputs for maximum control flexibility and includes an on-chip bootstrap diode, eliminating the need for external discrete diodes. It operates over a wide temperature range from –40°C to 150°C, making it suitable for a variety of applications requiring high reliability and performance.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | VSON-8 | |
| Operating Temperature Range | –40 to 150 | °C |
| Maximum Boot Voltage | 120 | V |
| Maximum VDD Voltage | 20 | V |
| Output Current (Sink and Source) | 3 | A |
| Rise Time (with 1000pF load) | 8 | ns |
| Fall Time (with 1000pF load) | 7 | ns |
| Propagation Delay Time | 22 | ns |
| Delay Matching | 1 | ns |
| Undervoltage Lockout (UVLO) | 8 | V |
| Input Voltage Thresholds (TTL compatible) | 1.9 to 2.7 (high), 1.3 to 1.9 (low) | V |
Key Features
- Drives two N-channel MOSFETs in high-side and low-side configuration
- Negative voltage handling on HS (–5V)
- Maximum boot voltage of 120V
- Maximum VDD voltage of 20V
- On-chip 0.65V VF, 0.65Ω RD bootstrap diode
- 22ns propagation delay times
- 3A sink and 3A source output currents
- 8ns rise and 7ns fall time with 1000pF load
- 1ns delay matching between turn-on and turn-off of each driver
- Undervoltage lockout for high-side and low-side drivers
- TTL compatible input thresholds for the UCC27201
Applications
The UCC27201DRMT is suitable for various power conversion applications, including:
- Half-bridge converters
- Full-bridge converters
- Two-switch forward converters
- Active clamp forward converters
- High-frequency power supplies
- Motor control and drive systems
- Renewable energy systems
Q & A
- What is the maximum boot voltage of the UCC27201DRMT?
The maximum boot voltage is 120V.
- What is the operating temperature range of the UCC27201DRMT?
The operating temperature range is from –40°C to 150°C.
- What type of input thresholds does the UCC27201DRMT have?
The UCC27201DRMT has TTL compatible input thresholds.
- What is the output current capability of the UCC27201DRMT?
The device can sink and source up to 3A of current.
- Does the UCC27201DRMT have an on-chip bootstrap diode?
Yes, it includes an on-chip bootstrap diode.
- What is the propagation delay time of the UCC27201DRMT?
The propagation delay time is 22ns.
- What is the delay matching between the turn-on and turn-off of each driver?
The delay matching is 1ns.
- Does the UCC27201DRMT have undervoltage lockout (UVLO) protection?
Yes, it has UVLO protection for both high-side and low-side drivers.
- What are the typical applications of the UCC27201DRMT?
It is used in half-bridge, full-bridge, two-switch forward, and active clamp forward converters, among other high-frequency power conversion applications.
- What is the package type of the UCC27201DRMT?
The package type is VSON-8.
