UCD3138A64 Controller Datasheet

UCD3138A64 Datasheet PDF, Equivalent


Part Number

UCD3138A64

Description

Highly-Integrated Digital Controller

Manufacture

etcTI

Total Page 30 Pages
Datasheet
Download UCD3138A64 Datasheet


UCD3138A64
Product
Folder
Order
Now
Technical
Documents
Tools &
Software
Support &
Community
UCD3138128, UCD3138A64
SLUSBZ8B – JUNE 2014 – REVISED FEBRUARY 2017
UCD3138128, UCD3138A64 Highly-Integrated Digital Controller For Isolated Power
1 Features
1 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
2 Applications
• Power Supplies and Telecom Rectifiers
• Power Factor Correction
• Isolated DC-DC Modules
• Phase Shifted Full Bridge with Peak Current Mode
Control, LLC, HSFB, Forward, etc.
Typical Applications and Tools
UCD3138A64
UCD3138128
Best in Class Firmware
Development Tools
Advanced Configuration & Debug
Tools
Advanced Topology Control
VIN
Q1
Transformer
LR LK
Q3
VIN
Q1 Q2
SR2
n2
LM n1
n2
Q3 Q4
SR1
Q2
LM
L0 CR
CO
Q4 esr
C0
+ Forward, Flyback, Half-
bridge, etc...
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.

UCD3138A64
UCD3138128, UCD3138A64
SLUSBZ8B – JUNE 2014 – REVISED FEBRUARY 2017
www.ti.com
Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Revision History..................................................... 2
4 Description ............................................................. 4
5 Product Family Comparison................................. 5
6 Product Feature Overview .................................... 7
7 Pin Configuration and Functions ......................... 8
8 Specifications....................................................... 10
8.1 Absolute Maximum Ratings ................................... 10
8.2 Handling Ratings..................................................... 10
8.3 Recommended Operating Conditions..................... 11
8.4 Thermal Information ................................................ 11
8.5 Electrical Characteristics......................................... 11
8.6 Timing Characteristics............................................. 13
8.7 PMBUS/SMBUS/IC Timing2.................................... 14
8.8 Timing Requirements .............................................. 14
8.9 Power On Reset (POR) / Brown Out Detect
(BOD) ....................................................................... 16
8.10 Typical Clock Gating Power Savings .................... 17
8.11 Typical Characteristics .......................................... 18
9 Detailed Description ............................................ 19
9.1 Overview ................................................................. 19
9.2 Functional Block Diagram ....................................... 20
9.3 Feature Description................................................. 21
9.4 Device Functional Modes........................................ 46
9.5 Register Maps ......................................................... 55
9.6 Synchronous Rectifier MOSFET Ramp And IDE
Calculation ............................................................... 58
10 Applications and Implementation...................... 59
10.1 Application Information.......................................... 59
10.2 Typical Application ............................................... 60
11 Power Supply Recommendations ..................... 71
12 Layout................................................................... 71
12.1 Device Grounding and Layout Guidelines ............ 71
12.2 Layout Examples................................................... 72
13 Device and Documentation Support ................. 73
13.1 Device Support...................................................... 73
13.2 Documentation Support ........................................ 73
13.3 Trademarks ........................................................... 75
13.4 Electrostatic Discharge Caution ............................ 75
13.5 Glossary ................................................................ 75
14 Mechanical, Packaging, and Orderable
Information ........................................................... 75
3 Revision History
Changes from Revision A (June 2014) to Revision B
Page
• Changed Device Grounding and Layout Guidelines. .......................................................................................................... 71
Changes from Original (June 2014) to Revision A
Page
• Added device UCD313128 .................................................................................................................................................... 1
• Changed Feature From: "64 kB Program Flash Derivative." To: "64 kB and 128 kB Program Flash Derivative..." .............. 1
• Changed Feature From: 2-32 kB Program Flash Memory Banks To: 2-32 kB or 4-32 kB Program Flash Memory Banks .. 1
• Added Feature: "Boot Flash Based Dual Memory..." ............................................................................................................. 1
• Changed Feature From: 4 kB Data RAM To: 8 kB Data RAM .............................................................................................. 1
• Changed Feature From: "8 kB Boot ROM Enables..." To: "4 kB Boot ROM Enables..." ....................................................... 1
• Changed From: UCD3138A64 to UCD3138x throughout the document................................................................................ 4
• Changed the Product Family Comparison table..................................................................................................................... 5
• Changed title From: POWER ON RESET AND BROWN OUT (V33D pin, See Figure 3) To: POWER ON RESET
AND BROWN OUT (V33A pin, See Figure 3)...................................................................................................................... 12
• Changed title From: POWER ON RESET AND BROWN OUT (V33A pin, See Figure 3) To: POWER ON RESET
AND BROWN OUT (V33A pin, See Figure 3)...................................................................................................................... 14
• Changed From: V33D To: V33A in the definitions list following Figure 3 ........................................................................... 16
• Changed paragraph 2 of the Memory section From: 2048x32-bit Boot ROM To: 1024x32-bit Boot ROM ........................ 19
• Changed text in the Memory section description From: The availability of 64 kB of program Flash memory in 2-32
kB banks, enables the designers to implement dual images To: The availability of 64 kB or 128 kB of program Flash
memory in 2-32 kB or 4-32 kB banks, enables the designers to implement multiple images.............................................. 19
• Added a 2 new paragraphs to the end of the Memory section description. ......................................................................... 19
• Changed the Memory Map (After Reset Operation) to include Program Flash 2 and Program Flash 3 ............................ 55
• Changed the Memory Map (Normal Operation) to include Program Flash 2 and Program Flash 3 ................................... 55
2 Submit Documentation Feedback
Copyright © 2014–2017, Texas Instruments Incorporated
Product Folder Links: UCD3138128 UCD3138A64


Features Product Folder Order Now Technical Doc uments Tools & Software Support & Com munity UCD3138128, UCD3138A64 SLUSBZ8B – JUNE 2014 – REVISED FEBRUARY 201 7 UCD3138128, UCD3138A64 Highly-Integra ted Digital Controller For Isolated Pow er 1 Features •1 64 kB and 128 kB Pr ogram Flash Derivative of UCD3138 Famil y – 2-32 kB or 4-32 kB Program Flash Memory Banks – Supports Execution Fro m 1 Bank, While Programming Another – Capability to Update Firmware Without Shutting Down the Power Supply – Addi tional Communication Ports Compared to the UCD3138 (+1 SPI, +1 I2C) – Boot F lash Based Dual Memory Image Support fo r ‘On the Fly’ Firmware Updates • Digital Control of up to 3 Independent Feedback Loops – Dedicated PID Based Hardware – 2-pole/2-zero Configurabl e, Non-Linear Control • Up to 16 MSPS Error A/D Converter (EADC) – Configu rable 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 Hi.
Keywords UCD3138A64, datasheet, pdf, etcTI, Highly-Integrated, Digital, Controller, CD3138A64, D3138A64, 3138A64, UCD3138A6, UCD3138A, UCD3138, Equivalent, stock, pinout, distributor, price, schematic, inventory, databook, Electronic, Components, Parameters, parts, cross reference, chip, Semiconductor, circuit, Electric, manual, substitute




@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site (Privacy Policy & Contact)