UCD3138128PFC

Designed to empower customers with complete control over their power supply applications, the UCD3138128PFC delivers unmatched programmability and customization options. With support for multiple configurations and topologies, including voltage mode and peak current mode controlled setups, this controller enables users to tailor their solutions according to their specific requirements. Additionally, TI's commitment to simplifying the development process through top-notch tools like Code Composer Studio™ and Fusion Power Development GUI ensures a seamless and efficient experience for developers

Key Features

• 64 kB and 128 kB Program Flash Derivative of UCD3138 Family
  • 2-32 kB or 4-32 kB Program Flash Memory Banks
  • Supports Execution From 1 Bank, While Programming Another
  • Capability to Update Firmware Without Shutting Down the Power Supply
  • Additional Communication Ports Compared to the UCD3138 (+1 SPI, +1 I2C)
  • Boot Flash Based Dual Memory Image Support for ‘On the Fly’ Firmware Updates
• Digital Control of up to 3 Independent Feedback Loops
  • Dedicated PID Based Hardware
  • 2-pole/2-zero Configurable, Non-Linear Control
• Up to 16 MSPS Error A/D Converter (EADC)
  • Configurable Resolution (min: 1mV/LSB)
  • Up to 8x Oversampling and Adaptive Sample Positioning
  • Hardware Based Averaging (up to 8x)
  • 14 bit Effective Reference DAC
• Up to 8 High Resolution Digital Pulse Width Modulated (DPWM) Outputs
  • 250 ps Pulse Width Resolution
  • 4 ns Frequency and Phase Resolution
  • Adjustable Phase Shift and Dead-bands
  • Cycle-by-Cycle Duty Cycle Matching
  • Up to 2 MHz Switching Frequency
• Configurable Trailing/Leading/Triangular Modulation
• RTC support
• Configurable Feedback Control
  • Voltage, Average Current and Peak Current Mode Control
  • Constant Current, Constant Power
• Configurable FM, Phase Shift Modulation and PWM
• Fast, Automatic and Smooth Mode Switching
  • Frequency Modulation and PWM
  • Phase Shift Modulation and PWM
• High Efficiency and Light Load Management
  • Burst Mode & Ideal Diode Emulation
  • Synchronous Rectifier Soft On/Off
  • Low IC Standby Power
• Primary Side Voltage Sensing
• Current Share (Average & Master/Slave)
• Feature Rich Fault Protection Options
  • 7 Analog / 4 Digital Comparators,
  • Cycle-by-Cycle Current Limiting
  • Programmable Blanking Time and Fault Counting
  • External Fault Inputs
• Synchronization of DPWM Waveforms Between Multiple UCD3138x Devices
• 15 channel, 12 bit, 267 ksps General Purpose ADC
• Internal Temperature Sensor
• Fully Programmable High-Performance 31.25 MHz, 32-bit ARM7TDMI-S Processor
  • 64 kB Program Flash (2-32 kB Banks)
  • 2 kB Data Flash with ECC
  • 8 kB Data RAM
  • 4 kB Boot ROM Enables Firmware Boot-Load
• Communication Peripherals,
  • 2 - I²C/PMBus interfaces
  • 2 - UARTs, 1 - SPI
• Timer Capture with Selectable Input Pins
• 80-pin QFP Package
• Operating Temperature: –40°C to 125°C