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• • • • • • • • • 3 Independent Feedback Loops 16MHz Error Analog to Digital Converter (EADC) 14-bit (effective) DAC for Control Loop Reference Dedicated PID Hardware (2p/2z configurable) 8 High Resolution DPWM Outputs (250ps Pulse Width Resolution) 2MHz Max Switching Frequency High Performance 31.25MHz, 32-bit ARM7 Processor 14 Channel, 12-bit, 265ksps General Purpose ADC (Improved parametrics at cold temperature) 2 UARTs + PMBus Interface UART Auto-baud rate adjustment for robust communication 7 50ns Analog Comparators, Cycle-by-cycle ILIMIT On-chip (BOD / POR), Single Supply Operation (3.3V) External Interrupt + Fault Input & Output Input Voltage Feed-forward Integrated Copper Trace Current Sensing -40C to 125C Extended Temp Range Synchronous Rectifier Dead Time Optimization Peripheral • 48Vin Isolated DC/DC Converters • Offline AC/DC and Isolated DC/DC Power Supplies • PFC, Phase Shifted Full Bridge, Two Switch Forward, Hard Switching Full Bridge, and Resonant LLC • Fully Programmable and Customizable Solution with Control Architecture Optimized for Power Supply Applications • Independent, High Speed Power Supply Loop Control, separated from Housekeeping Microcontroller • Programmable Hardware for High Speed Functions (Mode Switching, Voltage Feedforward, Constant Current, etc.) Programmable Power Peripheral HR DPWM HS EADC PID based x8 x3 Filter x 3 Advanced Power General Control Fault Mux Purpose ADC Analog Digital Comparator Comparator x7 x4 Services ARM7TDMI-S 8KB RAM 32 KB Flash Communications OSC GPIOx Timer PMBus/ I2C x2 UART x2 Protection • • • • • • • • Control UCD3138A – Digital PWM Controller UCD Integrated Digital Power Controller Enhanced EADC (DAC Accuracy) with Hardware Dithering (3x 16 MHz, 1mV resolution offers best in class current sharing accuracy) DPWM Hardware mapped shut-down due to faults Fixed or adaptive sample trigger positioning Sync FET soft on/off and Ideal Diode Emulation Mode switching and Light Load Burst mode Enhanced 2p / 2z Digital Compensator with Simplified PID Structure (for Improved Performance and Simplified Compensation) Programmable Power Peripheral ADC: 12 bit SAR Internal temp sensor Dual sample and hold Averaging Digital comparators PMBus addressing current sources General Purpose ADC Fault Mux Digital Comparator x4 Services Flexibility: Digital Core enabling flexibility and manage housekeeping function. Support on-the-Fly firmware update without power supply interruption TI Confidential – NDA Restrictions ARM7TDMI-S 8KB RAM 64KB Flash HR DPWM x8 Control PID based Filter x 3 Advanced Power Control Analog Comparator x7 Protection HS EADC x3 Advanced Power Control • Current Share • CPCC • Synchronization • Primary side Vtg sensing • Flex and Current Balancing Protection: Highly configurable to initiate CBC w and w/o pulse matching or system shutdown. Communications OSC GPIOx SPI Timer PMBus/ I2C x2 UART x2 Communications: Several communication peripherals providing flexibility for host communication. HVPS – Digital Controller Roadmap 128kB Pin Count UCD3138 (2nd Generation) 80 Released In Development Concept UCD3138128PFC 80-pin QFP UCD3138A64PFC 80-pin QFP 64kB 80 64 UCD3138064RGC 64-pin QFN 48 UCD3138064RGZ 48-pin QFN UCD30xx (1st Generation) 64 UCD3040 64 & 80-pin QFN 48 UCD3020 48-pin QFN 40 UCD3028RHA 40pin QFN UCD3138064ARMH 40-pin QFN UCD32xx Next Gen Digital UCD3138064RMH 40-pin QFN 40 32kB Flash (Program) Memory Size UCD3138128APFC 80-pin QFP UCD3138RGC 64-pin QFN UCD3138ARGC 64-pin QFN UCD3138RHA 40-pin QFN UCD3138RMH 40-pin QFN 28 UCD3138ARMH 40-pin QFN UCD3136 2011 and Older TI Confidential – NDA Restrictions 2012-2013 2014 2015+ UCD3138 Family Development Tools Software Development Kit Application Kits PFC EVM HSFB EVM PSFB EVM Resonant LLC (UCD3138PFCEVM-026) (UCD3138HSFBEVM-029) (UCD3138PSFBEVM-027) (UCD3138LLCEVM-028) Constant current and constant power secondary side control High efficiency digitally controlled standalone phase shift full-bridge DC-DC power conversion • • • Descripti on • Power Rating • • Special Features • single phase PFC, Dual-Phase Interleaved PFC or Bridgeless PFC • 360 W, 400 VDC rated power. Universal input 95 – 265 VAC. • High Power Factor and low iTHD (<5% @ 20% load, <2% @ 100% load) Can achieve < 1 % power metering accuracy. • $199 TI Confidential – NDA Restrictions • • Full-load power 360W, or full-load current 30A DC input 36 -72Vdc Supports Input voltage feed forward control with constant start time. Supports voltage mode control as well as peak current mode control $149 Full-load power 360W, or full-load current 30A • DC line I/p 350 400Vdc • Constant current and constant power secondary side control with constant start time. $199 Open Loop Board (UCD3138OL40EVM-032 / UCD3138OL64EVM-031) LLC resonant halfbridge DC-DC Supports Synchronous rectification • • Full-load power 340W, or full-load current 29A N/A • DC line input from 350 to 400Vdc • Burst Mode Cycleby-Cycle current limiting with Duty Cycle Matching Protection: over voltage, over current, and brownout • $199 • • • Test points for easy access to all pins. All GPIO and ADC12 pins accessible Socket for easy removal/replacemen t of the device Hardware terminals: PMBus, JTAG, UART, and Logic Analyzer to allow easy debug $99 Competitive Analysis Strengths - Print Position: Mostly Housekeeping = FW Position Weaknesses Strengths - Power Consumption / Price - Power Management Portfolio - Broad Controller Portfolio (8Bit to 32-Bit DSPic) - Power Management Expertise - Analog Integration - TI’s Power Management Portfolio - Improved Digital Power Management Applications Collateral - Power Applications Expertise - Increasing Focus on Digital Power - Commitment to Innovation w/ Digital and Analog Power Solutions Opportunities - Print Position (Mostly Telecom AC/DC) = FW Position - Eltek, Emerson, Lineage, Power-One, etc… - TI’s Power Management Portfolio - Power Applications Expertise - Commitment to Innovation w/ Digital and Analog Power Solutions Threats Opportunities Strengths -Local Applications / Design Services Resources China -GUI = Ease of Development -Low Cost State Machine Solution Weaknesses - Roadmap Questions - Applications Support - Power Management Portfolio - < $1.5 Solutions - Low Cost CAN Solutions - Potential Commitment to Future Roadmap Threats Weaknesses -Less Flexible State Machine Solutions -Concerns on Commitment to the Market -Ability to Meet Customers Ever Changing Needs - TI’s Most Flexible Digital Power Offerings - -48V DC/DC Applications - TI’s Power Management Portfolio - Ties to Emerson Through Marketing Manager - New PFC Based Solutions 3Q 2009 - TI’s Power Applications Expertise Opportunities TI Confidential – NDA Restrictions Threats