UCC27211A
UCC27211A is 3.7A/4.5A Half-Bridge Driver manufactured by Texas Instruments.
Features
- - 40°C to +150°C junction temperature range
- Drives two N-channel MOSFETs in high-side and low-side configuration with independent inputs
- Maximum boot voltage 120V DC
- 3.7A source, 4.5A sink output currents
- Input pins can tolerate
- 10V to +20V and are independent of supply voltage range
- TTL patible inputs
- 8V to 17V VDD operating range, (20V ABS MAX)
- 7.2ns rise and 5.5ns fall time with 1000p F load
- Fast propagation delay times (20ns typical)
- 4ns delay matching
- Symmetrical undervoltage lockout for high-side and low-side driver
- Industry standard package available
- 4mm × 4mm SON-8
2 Applications
- Solar power optimizers and micro inverters
- Tele and merchant power supplies
- Online and offline UPS
- Energy storage systems
- Battery test equipment
3 Description
The UCC27211A device driver is based on the popular UCC27201 MOSFET drivers; but, this device offers several significant performance improvements.
The peak output pullup and pulldown current has been increased to 3.7A source and 4.5A sink and
+12V
+100V
VDD HB
SECONDARY SIDE
CIRCUIT
PWM CONTROLLER
DRIVE
DRIVE
ISOLATION AND
FEEDBACK
Typical Application...
