UCD3138 datasheet(1/89 Pages) TI1

tên linh kiện	UCD3138

Giải thích chi tiết về linh kiện	Highly Integrated Digital Controller for Isolated Power

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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.

UCD3138

SLUSAP2G – MARCH 2012 – REVISED SEPTEMBER 2016

UCD3138 Highly Integrated Digital Controller for Isolated Power

1

Device Overview

1

1.1

Features

1

• Digital Control of up to 3 Independent Feedback

Loops

– Dedicated PID-Based hardware

– 2-Pole/2-Zero Configurable

– Nonlinear Control

• Up to 16 MHz Error Analog-to-Digital Converter

(EADC)

– Configurable Resolution as Small as 1mV/LSB

– Automatic Resolution Selection

– Up to 8x Oversampling

– Hardware-Based Averaging (up to 8x)

– 14-Bit Effective Digital-to-Analog Converter

(DAC)

– Adaptive Sample Trigger Positioning

• Up to 8 High Resolution Digital Pulse Width

Modulated (DPWM) Outputs

– 250-ps Pulse Width Resolution

– 4-ns Frequency Resolution

– 4-ns Phase Resolution

– Adjustable Phase Shift Between Outputs

– Adjustable Dead-band Between Pairs

– Cycle-by-Cycle Duty Cycle Matching

– Up to 2-MHz Switching Frequency

• Configurable PWM Edge Movement

– Trailing Modulation

– Leading Modulation

– Triangular Modulation

• Configurable Feedback Control

– Voltage Mode

– Average Current Mode

– Peak Current Mode Control

– Constant Current

– Constant Power

• Configurable Modulation Methods

– Frequency Modulation

– Phase Shift Modulation

– Pulse Width Modulation

• 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

• Soft Start / Stop with and without Prebias

• Fast Input Voltage Feed Forward Hardware

• Primary Side Voltage Sensing

• Copper Trace Current Sensing

• Flux and Phase Current Balancing for Nonpeak

Current Mode Control Applications

• Current Share Bus Support

– Analog Average

– Master and Slave

• Feature Rich Fault Protection Options

– 7 High-Speed Analog Comparators

– Cycle-by-Cycle Current Limiting

– Programmable Fault Counting

– External Fault Inputs

– 10 Digital Comparators

– Programmable Blanking Time

• Synchronization of DPWM Waveforms Between

Multiple UCD3138 devices

• 14-Channel, 12-Bit, 267-ksps General-Purpose

ADC with Integrated

– Programmable Averaging Filters

– Dual Sample and Hold

• Internal Temperature Sensor

• Fully Programmable High-Performance 31.25

MHz, 32-Bit ARM7TDMI-S™ Processor

– 32KB of Program Flash

– 2KB of Data Flash with ECC

– 4KB of Data RAM

– 4KB of Boot ROM Enables Firmware Boot-Load

in the Field via I2C or UART

• Communication Peripherals

– I2C/PMBus

– 2 UARTs on UCD3138RGC (64-Pin QFN)

– 1 UART on UCD3138RHA/UCD3138RMH

(40-Pin QFN) and UCD3138RJA (40-Pin VQFN)

• Timer Capture with Selectable Input Pins

• Up to 5 Additional General Purpose Timers

• Built In Watchdog: BOD and POR

• 64-Pin QFN and 40-Pin QFN Packages

• Operating Temperature: –40°C to 125°C

• Fusion_Digital_Power_Designer GUI Support

Số phần tương tự - UCD3138

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
Texas Instruments	UCD3138	1Mb / 68P	Highly Integrated Digital Controller for Isolated Power
	UCD3138	5Mb / 99P	UCD3138 Highly Integrated Digital Controller for Isolated Power REVISED NOVEMBER 2021
	UCD3138064	3Mb / 91P	UCD3138064 Highly Integrated Digital Controller for Isolated Power With 64-kB Program Flash Memory
	UCD3138064	5Mb / 104P	UCD3138064 Highly Integrated Digital Controller for Isolated Power With 64-kB Program Flash Memory
	UCD3138064A	2Mb / 83P	UCD3138064A Highly Integrated Digital Controller for Isolated Power

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Mô tả tương tự - UCD3138

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
Texas Instruments	UCD3138	1Mb / 68P	Highly Integrated Digital Controller for Isolated Power
	UCD3138A	2Mb / 83P	Highly Integrated Digital Controller for Isolated Power
	UCD3138128	2Mb / 80P	UCD3138x Highly-Integrated Digital Controller For Isolated Power
	UCC3138	1Mb / 78P	Highly Integrated Digital Controller for Isolated Power
	UCD3138064	3Mb / 91P	UCD3138064 Highly Integrated Digital Controller for Isolated Power With 64-kB Program Flash Memory
	UCD3138064A	2Mb / 83P	UCD3138064A Highly Integrated Digital Controller for Isolated Power
	UCD3138128A	2Mb / 83P	UCD3138128A Highly-Integrated Digital Controller For Isolated Power
	UCD3138A	3Mb / 87P	Highly-Integrated Digital Controller for Isolated Power
Analog Devices	ADP1046AW	1Mb / 88P	Digital Controller for Isolated REV. 0
Texas Instruments	UCD3138064	5Mb / 104P	UCD3138064 Highly Integrated Digital Controller for Isolated Power With 64-kB Program Flash Memory

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