Overview
The UCC27201ADRMR from Texas Instruments is a high-frequency, half-bridge gate driver designed to drive two N-channel MOSFETs in high-side and low-side configurations. This device is part of the UCC2720xA family, which offers enhanced control flexibility and robust performance in various power conversion applications. The UCC27201ADRMR features TTL-compatible input thresholds, making it compatible with a wide range of control signals.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VDD Supply Voltage | -0.3 | - | 20 | V |
| VHS Voltage on HS | -1 | - | 105 | V |
| VHS (Repetitive Pulse < 100 ns) | -15 | - | 110 | V |
| Operating Junction Temperature | -40 | - | 150 | °C |
| Peak Pullup/Pulldown Current | - | - | 3 | A |
| Propagation Delay Times | 22 | - | 50 | ns |
| Rise/Fall Time (1000 pF Load) | 8/7 | - | - | ns |
| Delay Matching | 1 | - | 7 | ns |
Key Features
- Drives two N-channel MOSFETs in high-side and low-side configuration.
- Negative voltage handling on HS pin up to –18V.
- Maximum boot voltage of 120V.
- On-chip bootstrap diode with low forward voltage (VF = 0.65V) and dynamic resistance (RD = 0.65Ω).
- Independent inputs for high-side and low-side drivers with 1ns delay matching.
- Enhanced ESD input structure for improved performance in noisy power supply environments.
- Undervoltage lockout (UVLO) for both high-side and low-side drivers.
- TTL-compatible input thresholds for the UCC27201A version.
- Specified operating temperature range from –40°C to 150°C.
Applications
- Half-bridge, full-bridge, two-switch forward, and active clamp forward converters.
- Power supply systems requiring high-frequency and high-efficiency switching.
- Motor control and drive systems.
- DC-DC converters and power management systems.
- Industrial and automotive power electronics.
Q & A
- What is the maximum boot voltage of the UCC27201ADRMR?
The maximum boot voltage is 120V.
- What is the input threshold type for the UCC27201ADRMR?
The UCC27201ADRMR has TTL-compatible input thresholds.
- What is the peak pullup/pulldown current of the UCC27201ADRMR?
The peak pullup/pulldown current is 3A.
- What is the propagation delay time of the UCC27201ADRMR?
The propagation delay time is between 22ns and 50ns.
- Does the UCC27201ADRMR have undervoltage lockout (UVLO) protection?
- What is the operating temperature range of the UCC27201ADRMR?
The operating temperature range is from –40°C to 150°C.
- Can the UCC27201ADRMR handle negative voltage on the HS pin?
- What type of diode is integrated into the UCC27201ADRMR?
An on-chip bootstrap diode with a forward voltage of 0.65V and dynamic resistance of 0.65Ω.
- What are the typical applications of the UCC27201ADRMR?
Half-bridge, full-bridge, two-switch forward, and active clamp forward converters, as well as motor control and DC-DC converters.
- Does the UCC27201ADRMR have enhanced ESD protection?
