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UCD3138064RGCT Folha de dados(PDF) 1 Page - Texas Instruments |
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UCD3138064RGCT Folha de dados(HTML) 1 Page - Texas Instruments |
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1 / 91 page  Product Folder Sample & Buy Technical Documents Tools & Software Support & Community UCD3138064 SLUSB72B – MARCH 2013 – REVISED SEPTEMBER 2014 UCD3138064 Highly Integrated Digital Controller for Isolated Power With 64-kB Program Flash Memory 1 Device Overview 1.1 Features 1 – Phase Shift Modulation and PWM • 64 kB Program Flash Derivative of UCD3138 Family • High Efficiency and Light Load Management – 2-32 kB Program Flash Memory Banks – Burst Mode & Ideal Diode Emulation – Supports Execution From 1 Bank, While – Synchronous Rectifier Soft On/Off Programming Another – Low IC Standby Power – Capability to Update Firmware Without Shutting • Primary Side Voltage Sensing Down the Power Supply • Flux and Phase Current Balancing for Non-Peak – Additional Communication Ports Compared to Current Mode Control Applications the UCD3138 (+1 SPI, +1 I2C) • Current Share (Average & Master/Slave) – RGC Package Pin-to-Pin Compatible with • Feature Rich Fault Protection Options UCD3138 (SLUSAP2B). – 7 Analog / 4 Digital Comparators, • Digital Control of up to 3 Independent Feedback – Cycle-by-Cycle Current Limiting Loops – Programmable Blanking Time and Fault – Dedicated PID Based Hardware Counting – 2-pole/2-zero Configurable, Non-Linear Control – External Fault Inputs • Up to 16 MHz Error A/D Converter (EADC) • Synchronization of DPWM Waveforms Between – Configurable Resolution (Min: 1 mV/LSB) Multiple UCD3138064 Devices – Up to 8x Oversampling and Adaptive Trigger • 14 channel, 12 bit, 267 ksps General Purpose Positioning ADC with Integrated – Hardware Based Averaging (Up to 8x) – Programmable Averaging Filters – 14 bit Effective DAC – Dual Sample and Hold • Up to 8 High Resolution Digital Pulse Width • Internal Temperature Sensor Modulated (DPWM) Outputs • Fully Programmable High-Performance 31.25 – 250 ps Pulse Width Resolution MHz, 32-bit ARM7TDMI-S Processor – 4 ns Frequency and Phase Resolution – 64 kB Program Flash (2-32 kB Banks) – Adjustable Phase Shift and Dead-bands – 2 kB Data Flash with ECC – Cycle-by-Cycle Duty Cycle Matching – 4 kB Data RAM – Up to 2 MHz Switching Frequency – 8 kB Boot ROM Enables Firmware Boot-Load • Configurable Trailing/Leading/Triangular • Communication Peripherals Modulation – 1 - I2C/PMBus, 1 - I2C (master mode only) • Configurable Feedback Control – 2 - UARTs – Voltage, Average Current and Peak Current – 1 - SPI Mode Control • Timer Capture with Selectable Input Pins – Constant Current, Constant Power • Built In Watchdog: BOD and POR • Configurable FM, Phase Shift Modulation and • 64-pin QFN, 40-pin QFN, and 48-pin QFN PWM Packages • Fast, Automatic and Smooth Mode Switching • Operating Temperature: –40°C to 125°C – Frequency Modulation and PWM • Fusion Digital Power Designer GUI Support 1.2 Applications • Power Supplies and Telecom Rectifiers • Isolated DC-DC Modules • Power Factor Correction 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA. |
Nº de peça semelhante - UCD3138064RGCT |
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Descrição semelhante - UCD3138064RGCT |
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