Overview
The UCC27211DRMR from Texas Instruments is a high-performance, 4-A, 120-V half-bridge gate driver designed to drive two N-channel MOSFETs in high-side and low-side configurations. This device is an enhancement of the popular UCC27201 MOSFET drivers, offering significant performance improvements. It is particularly suited for applications requiring robust and efficient MOSFET driving, such as in power supplies, motor drives, and other high-power electronic systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Boot Voltage | 120 | V DC |
| Output Currents | 3.7A (source), 4.5A (sink) | A |
| Input Voltage Range | –10V to 20V | V |
| VDD Operating Range | 8V to 17V (20V absolute maximum) | V |
| Rise and Fall Times | 7.2ns (rise), 5.5ns (fall) with 1000pF load | ns |
| Propagation Delay Times | 20ns (typical) | ns |
| Delay Matching | 4ns | ns |
| Undervoltage Lockout (UVLO) | 8V | V |
| Operating Temperature Range | –40°C to 150°C | °C |
| Packages Available | SOIC-8, PowerPAD™ SOIC-8, 4mm × 4mm SON-8, 4mm × 4mm SON-10 |
Key Features
- Drives two N-channel MOSFETs in high-side and low-side configuration with independent inputs.
- TTL compatible input versions with increased input hysteresis for enhanced noise immunity.
- Peak output pull-up and pull-down current of 3.7A source and 4.5A sink, respectively, to minimize switching losses.
- Input pins can tolerate –10V to 20V and are independent of supply voltage range.
- Symmetrical undervoltage lockout for both high-side and low-side drivers.
- On-chip 120V rated bootstrap diode eliminates the need for external discrete diodes.
- Fast propagation delay times and 4ns delay matching between turn-on and turn-off of each driver.
- Available in various industry-standard packages, including SOIC-8, PowerPAD™ SOIC-8, 4mm × 4mm SON-8, and 4mm × 4mm SON-10.
Applications
- Power supplies: DC-DC converters, SMPS, and other high-power supply systems.
- Motor drives: Brushless DC motors, stepper motors, and other motor control applications.
- Industrial control systems: Inverters, converters, and other industrial power electronics.
- Automotive systems: Electric vehicle power electronics, battery management systems, and other automotive applications.
- Renewable energy systems: Solar inverters, wind power converters, and other renewable energy applications.
Q & A
- What is the maximum boot voltage of the UCC27211DRMR?
The maximum boot voltage is 120V DC.
- What are the output current capabilities of the UCC27211DRMR?
The device can source 3.7A and sink 4.5A.
- What is the operating temperature range of the UCC27211DRMR?
The operating temperature range is from –40°C to 150°C.
- Does the UCC27211DRMR have built-in undervoltage lockout (UVLO)?
- What types of packages are available for the UCC27211DRMR?
The device is available in SOIC-8, PowerPAD™ SOIC-8, 4mm × 4mm SON-8, and 4mm × 4mm SON-10 packages.
- Can the UCC27211DRMR handle negative input voltages?
- What is the propagation delay time of the UCC27211DRMR?
The propagation delay time is typically 20ns.
- Does the UCC27211DRMR have an on-chip bootstrap diode?
- What is the delay matching between the turn-on and turn-off of each driver?
The delay matching is 4ns.
- Is the UCC27211DRMR compatible with TTL inputs?
