XDPP1148-100B Integrated Circuit Chip 2MHz XDP™ Digital Controller with 78.125 ps DPWM Resolution in 4x4 mm VQFN Package

XDPP1148-100B is a XDP™ integrated digital controller for DC-DC conversions with PWM and LLC support. It adds close-loop LLC topology support, enhanced feed-forward, non-linear fast transient, light load power management and bi-directional configuration. The high-performance AFE, state-machine-based digital control loop, and Cortex®-M0 processor integrated in the 4x4 mm 24-pin VQFN package enables high power quality, low latency, and flexible power supply designs.

• PWM Frequency max: 2 MHz
• PWM Outputs: 6
• Supply Voltage: 3.3 V
• Input Voltage range: 3.3 V
• Memory: 80kB ROM; 32kB RAM; 64kB OTP
• V-ADC: 1
• Voltage Loops max: 1
• GPIO: 11
• I-ADC: 2
• Communication Interfaces: I2C, PMBUS, UART, SPI
• DPWM Resolution: 78.125 ps
• Package: PG-VQFN-24

• Industry's smallest 4x4 mm VQFN package
• 100 MHz, 32bit Cortex®-M0 processor
• Feed-forward control
• PWM and PFM mode support
• Phase-current balancing
• 1 V-sense ADC and 2 I-sense ADCs
• Burst mode, diode-emu & phase shedding
• Fast transient & non-linear PID response
• Firmware-based system configuration
• Active current sharing
• I2C/PMBus 1.4, UART and SPI interface
• Low power consumption sleep mode

• Isolated/non-isolated DC-DC PWM converters
• LLC converters
• Intermediate bus converters for Datacenter/computing system
• Power supplies for Telecom infrastructure/Brick modules