UCC28C42-Q1

Product Folder Order Now Technical Documents Tools & Software Support & Community UCC28C40-Q1, UCC28C41-Q1, UCC28C42-Q1 UCC28C43-Q1, UCC28C44-Q1, UCC28C45-Q1 SLUSA12D – DECEMBER 2009 – REVISED OCTOBER 2019 UCC28C4x-Q1 Automotive BiCMOS Low-Power Current-Mode PWM Controllers 1 Features 1 AEC-Q100 qualified with the following results: – Device temperature grade 1:-40⁰C to 125⁰C – Device HBM classification level 2: ±2 kV – Device CDM classification level C4B: 750 V 1-MHz operation 50-μA standby current, 100-μA maximum Low operating current of 2.3 mA at 52 kHz Fast 35-ns cycle-by-cycle over-current limiting ±1-A peak output current Rail-to-rail output swings with 25-ns rise and 20- ns fall times ±1% initial trimmed 2.5-V error amplifier reference Trimmed oscillator discharge current New undervoltage lockout versions Create a custom design using the UCC28C4x-Q1 with the WEBENCH® Power Designer 2 Applications OBC and DC/DC converter isolated bias power supply Traction inverter HV to LV backup supply HVAC compressor HV isolated power supply AC and DC EV charging equipment isolated power supply 3 Description The UCC28C4x-Q1 family devices are high performance current-mode PWM controllers. The UCC28C4x-Q1 family supports a fixedfrequency, peak current-mode flyback implementation with UVLO and maximum duty-cycle limit options. UCC28C4X-Q1 can be configured with either primary-side regulation using an auxiliary winding or secondary-side regulation wit...