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UCD3028RMHT PDF预览

UCD3028RMHT

更新时间： 2024-11-04 21:13:55
品牌 Logo 应用领域
德州仪器 - TI 开关
页数 文件大小 规格书
80页 1743K
描述
Fully Programmable Digital Power Controller with up to Two Regulated Outputs and Eight DPWM Outputs 40-WQFN -40 to 125

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UCD3028RMHT 技术参数

是否无铅： 含铅是否Rohs认证： 符合
生命周期：Obsolete包装说明：,
Reach Compliance Code：compliantECCN代码：EAR99
HTS代码：8542.39.00.01风险等级：5.75
模拟集成电路 - 其他类型：SWITCHING CONTROLLERJESD-609代码：e4
湿度敏感等级：2峰值回流温度（摄氏度）：260
端子面层：Nickel/Palladium/Gold (Ni/Pd/Au)处于峰值回流温度下的最长时间：NOT SPECIFIED
Base Number Matches：1

UCD3028RMHT 数据手册

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UCD3040  
UCD3028  
UCD3020  
www.ti.com  
SLUS868H –DECEMBER 2009–REVISED OCTOBER 2013  
Digital Power Controllers  
Check for Samples: UCD3040, UCD3028, UCD3020  
1
FEATURES  
•
•
Configurable for Voltage-Mode, Average-  
Current-Mode, and Resonant-Mode Control  
23  
•
Digital Control of up to Four Voltage Feedback  
Loops  
Allows Synchronization of DPWM Waveforms  
Between Multiple UCD3040, UCD3020 and  
UCD3028 (UCD30xx) Devices  
•
Up to Eight High-Resolution Digital Pulsewidth  
Modulated (DPWM) Outputs for Supporting a  
Wide Range of Offline, Isolated and Non-  
Isolated DC-to-DC Topologies  
•
Adjustable DPWM Pulse Width Enables  
Support for Current Balancing in a Multiphase  
Application.  
–
–
–
250-ps DPWM Pulse-Width Resolution  
4-ns DPWM Frequency Resolution  
•
•
High-Performance 31.25-MHz, 32-Bit ARM7  
Processor  
Adjustable Phase Shift Between DPWM  
Outputs  
32-KByte Program Flash and 2-KByte Data  
Flash Memory With Error Correction Code  
(ECC)  
–
Adjustable Dead Band Between Each  
DPWM Pair  
•
•
•
4-KByte Data RAM  
–
–
Active-High or -Low DPWM Polarity  
4-KByte Boot ROM  
Up to 2-MHz DPWM Switching Frequency  
Communication Peripherals  
•
Dedicated High-Speed Error Analog-to-Digital  
Converter (EADC) for Each Feedback Loop  
With Sense Resolution of up to 1 mV  
–
–
–
–
PMBus  
UART  
SPI  
•
•
On-Chip 10-Bit D and A Converter (DAC) for  
Setting EADC Reference Voltage  
JTAG (Not Available in the UCD3028)  
Dedicated Hardware Accelerated Digital  
Compensators or Control Law Accelerators  
(CLA)  
•
Single-Supply Solution: Internal Regulator  
Controls External Pass Element  
•
•
•
•
Internal Temperature Sensor  
Up to Five Additional Timers  
Built-In Watchdog, BOD, and POR  
–
Three-Pole, Three-Zero Configurable  
Compensator  
–
–
Features Non-Linear Digital Control  
80-Pin QFP (PFC), 64-Pin QFN (RGC), 48-Pin  
QFN (RGZ), and 40-Pin QFN (RHA and RMH)  
Package Offerings  
Multiple Programmable Coefficient  
Registers for Adaptive Digital  
Compensation  
•
Operating Temperature Range: –40°C to 125°C  
•
•
Up to 15-Channel, 12-Bit, 200-ksps, Analog-to-  
Digital Converter (ADC)  
APPLICATIONS  
Multiple Levels of Fault Protection  
•
Isolated AC-to-DC and DC-to-DC Power  
Supplies  
–
–
–
Four High-Speed Analog Comparators  
External Fault Inputs  
•
•
Power-Factor Correction  
12-Bit ADC  
Non-Isolated DC-to-DC Power Supplies  
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
2
3
Fusion Digital Power, Code Composer Studio are trademarks of Texas Instruments.  
All other trademarks are the property of their respective owners.  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of the Texas  
Instruments standard warranty. Production processing does not  
necessarily include testing of all parameters.  
Copyright © 2009–2013, Texas Instruments Incorporated  
 
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