UCD3138A datasheet(1/83 Pages) TI

tên linh kiện	UCD3138A

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

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nhà sản xuất	TI [Texas Instruments]

Trang chủ	http://www.ti.com

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UCD3138A

SLUSC66B – MARCH 2015 – REVISED MAY 2015

UCD3138A Highly Integrated Digital Controller for Isolated Power

1

Device Overview

1.1

Features

1

• Digital Control of up to 3 Independent Feedback

• High Efficiency and Light Load Management

Loops

– Burst Mode

– Dedicated PID-Based Hardware

– Ideal Diode Emulation

– 2-Pole/2-Zero Configurable

– Synchronous Rectifier Soft On/Off

– Nonlinear Control

– Low IC Standby Power

• Soft Start / Stop with and without Prebias

• Primary Side Voltage Sensing

• Fast Input Voltage Feed Forward Hardware

• Copper Trace Current Sensing

• Synchronous Rectifier Dead Time Optimization

• Flux and Phase Current Balancing

Peripheral to Use with UCD7138 Synchronous

• Current Share Bus Support

Rectifier Driver

– Average or Master and Slave

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

• Feature Rich Fault Protection Options

(EADC)

– 7 High-Speed Analog Comparators

– Configurable Resolution as Small as 1 mV/LSB

– Cycle-by-Cycle Current Limiting

– Automatic Resolution Selection

– Programmable Fault

– Up to 8x Oversampling

– External Fault Capability

– Hardware-Based Averaging (up to 8x)

– 10 Digital Comparators

– 10-Bit Effective DAC With 4 Bits of Dither

– Programmable Blanking Time

– Adaptive Sample Trigger Positioning

• Synchronization of DPWM Waveforms Between

• Up to 8 High Resolution Digital Pulse Width

Multiple UCD3138A devices

Modulated (DPWM) Outputs

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

– 250-ps Pulse Width Resolution

ADC

– 4-ns Frequency and Phase Resolution

– Programmable Averaging Filters

– Adjustable Phase Shift Between Outputs

– Dual Sample and Hold

– Adjustable Dead-band Between Pairs

• Internal Temperature Sensor

– Cycle-by-Cycle Duty Cycle Matching

• Fully Programmable High-Performance 31.25

– Up to 2-MHz Switching Frequency

MHz, 32-Bit ARM7TDMI-S™ Processor

• Configurable PWM Edge Movement

– 32KB of Program Flash

– Trailing Modulation

– 2KB of Data Flash with ECC

– Leading Modulation

– 4KB of Data RAM

– Triangular Modulation

– Firmware Boot-Load in the Field via I2C or

• Configurable Feedback Control

UART

– Voltage Mode

• Communication Peripherals

– Average Current Mode

– I2C/PMBus

– Peak Current Mode Control

– 2 UARTs on UCD3138ARGC (64-Pin QFN)

– Constant Current

– 1 UART on UCD3138ARMH (40-Pin QFN)

– Constant Power

• UART Auto-baud Rate Adjustment

• Configurable Modulation Methods

• Timer Capture with Selectable Input Pins

– Frequency Modulation

• Up to 5 Additional General Purpose Timers

– Phase Shift Modulation

• Built In Watchdog: BOD and POR

– Pulse Width Modulation

• 64-Pin QFN and 40-Pin QFN Packages

• Fast, Automatic, and Smooth Mode Switching

• 40-Pin QFN ICP9592A T/C Qualification

– Frequency Modulation and PWM

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

– Phase Shift Modulation and PWM

• Debug Interface

– Frequency Modulation and Phase Shift

– Code Composer Studio™ with JTAG Interface

Modulation

– Fusion Digital Power™ Designer GUI Support

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.

Số phần tương tự - UCD3138A

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
Texas Instruments	UCD3138A	3Mb / 87P	Highly-Integrated Digital Controller for Isolated Power
	UCD3138A64	2Mb / 80P	UCD3138x Highly-Integrated Digital Controller For Isolated Power
	UCD3138A64	2Mb / 84P	UCD3138128, UCD3138A64 Highly-Integrated Digital Controller For Isolated Power REVISED FEBRUARY 2017
	UCD3138A64PFC	2Mb / 80P	UCD3138x Highly-Integrated Digital Controller For Isolated Power
	UCD3138A64PFC	2Mb / 84P	UCD3138128, UCD3138A64 Highly-Integrated Digital Controller For Isolated Power REVISED FEBRUARY 2017

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Mô tả tương tự - UCD3138A

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
	UCD3138128	2Mb / 80P	UCD3138x Highly-Integrated Digital Controller For Isolated Power
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	UCD3138128A	2Mb / 83P	UCD3138128A Highly-Integrated Digital Controller For Isolated Power
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