UCC2806 低功耗、双路输出、电流模式 PWM 控制器

UCC2806 描述

The UCC3806 family of BiCMOS PWM controllers offers exceptionally improved performance with a familiar architecture. With the same block diagram and pinout of the popular UC3846 series, the UCC3806 line features increased switching frequency capability while greatly reducing the bias current used within the device. With a typical startup current of 50µA and a well defined voltage threshold for turn-on, these devices are favored for applications ranging from off-line power supplies to battery operated portable equipment. Dual high current, MOSFET driving outputs and a fast current sense loop further enhance device versatility.

All the benefits of current mode control including simpler loop closing, voltage feed-forward, parallelability with current sharing, pulse-by-pulse current limiting, and push-pull symmetry correction are readily achievable with the UCC3806 series.

UCC2806 UCC3806
Topology Boost, Flyback, Forward   Boost, Buck, Flyback, Forward  
Control Method Current Mode   Current Mode  
Duty Cycle(Max)(%) 50   50  
Frequency(Max)(kHz) 1000   1000  
UVLO Thresholds On/Off(V) 7.5/6.75   7.5/6.75  
Pin/Package 16PDIP, 16SOIC, 16SSOP/QSOP, 16TSSOP, 20PLCC   16PDIP, 16SOIC, 16TSSOP, 20PLCC  
Regulated Outputs(#) 2   2  
Operating Temperature Range(°C) -40 to 85   0 to 70  
Rating Catalog   Catalog
UCC2806 特性
UCC2806 芯片订购指南
器件 状态 温度 (oC) 价格(美元) 封装 | 引脚 封装数量 | 封装载体 丝印标记
UCC2806D ACTIVE -40 to 85 6.15 | 1ku SOIC (D) | 16 40 | TUBE UCC2806D
UCC2806DG4 ACTIVE -40 to 85 6.15 | 1ku SOIC (D) | 16 40 | TUBE UCC2806D
UCC2806DTR ACTIVE -40 to 85 4.90 | 1ku SOIC (D) | 16 2500 | LARGE T&R UCC2806D
UCC2806DTRG4 ACTIVE -40 to 85 4.90 | 1ku SOIC (D) | 16 2500 | LARGE T&R UCC2806D
UCC2806DW ACTIVE -40 to 85 5.30 | 1ku SOIC (DW) | 16 40 | TUBE UCC2806DW
UCC2806DWG4 ACTIVE -40 to 85 5.30 | 1ku SOIC (DW) | 16 40 | TUBE UCC2806DW
UCC2806DWTR ACTIVE -40 to 85 5.00 | 1ku SOIC (DW) | 16 2000 | LARGE T&R UCC2806DW
UCC2806DWTRG4 ACTIVE -40 to 85 5.00 | 1ku SOIC (DW) | 16 2000 | LARGE T&R UCC2806DW
UCC2806M ACTIVE -40 to 85 5.30 | 1ku SSOP/QSOP (DBQ) | 16 75 | TUBE UCC2806M
UCC2806MG4 ACTIVE -40 to 85 5.30 | 1ku SSOP/QSOP (DBQ) | 16 75 | TUBE UCC2806M
UCC2806MTR ACTIVE -40 to 85 5.00 | 1ku SSOP/QSOP (DBQ) | 16 2500 | LARGE T&R UCC2806M
UCC2806MTRG4 ACTIVE -40 to 85 5.00 | 1ku SSOP/QSOP (DBQ) | 16 2500 | LARGE T&R UCC2806M
UCC2806N ACTIVE -40 to 85 6.15 | 1ku PDIP (N) | 16 25 | TUBE UCC2806N
UCC2806NG4 ACTIVE -40 to 85 6.15 | 1ku PDIP (N) | 16 25 | TUBE UCC2806N
UCC2806PW ACTIVE -40 to 85 6.15 | 1ku TSSOP (PW) | 16 90 | TUBE 2806
UCC2806PWG4 ACTIVE -40 to 85 6.15 | 1ku TSSOP (PW) | 16 90 | TUBE 2806
UCC2806PWTR ACTIVE -40 to 85 5.00 | 1ku TSSOP (PW) | 16 2000 | LARGE T&R 2806
UCC2806PWTRG4 ACTIVE -40 to 85 5.00 | 1ku TSSOP (PW) | 16 2000 | LARGE T&R 2806
UCC2806Q ACTIVE -40 to 85 6.15 | 1ku PLCC (FN) | 20 46 | TUBE UCC2806Q
UCC2806QG3 ACTIVE -40 to 85 6.15 | 1ku PLCC (FN) | 20 46 | TUBE UCC2806Q
UCC2806 质量与无铅数据
器件 环保计划* 铅/焊球涂层 MSL 等级/回流焊峰 环保信息与无铅 (Pb-free) DPPM / MTBF / FIT 率
UCC2806D Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR   UCC2806D
UCC2806DG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR UCC2806DG4 UCC2806DG4
UCC2806DTR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR   UCC2806DTR
UCC2806DTRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR UCC2806DTRG4 UCC2806DTRG4
UCC2806DW Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR   UCC2806DW
UCC2806DWG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR UCC2806DWG4 UCC2806DWG4
UCC2806DWTR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR   UCC2806DWTR
UCC2806DWTRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR UCC2806DWTRG4 UCC2806DWTRG4
UCC2806M Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR   UCC2806M
UCC2806MG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR UCC2806MG4 UCC2806MG4
UCC2806MTR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR   UCC2806MTR
UCC2806MTRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR UCC2806MTRG4 UCC2806MTRG4
UCC2806N Green (RoHS & no Sb/Br)  CU NIPDAU  N/A for Pkg Type   UCC2806N
UCC2806NG4 Green (RoHS & no Sb/Br)  CU NIPDAU  N/A for Pkg Type UCC2806NG4 UCC2806NG4
UCC2806PW Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR   UCC2806PW
UCC2806PWG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR UCC2806PWG4 UCC2806PWG4
UCC2806PWTR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR   UCC2806PWTR
UCC2806PWTRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR UCC2806PWTRG4 UCC2806PWTRG4
UCC2806Q Green (RoHS & no Sb/Br)  CU SN  Level-2-260C-1 YEAR   UCC2806Q
UCC2806QG3 Green (RoHS & no Sb/Br)  CU SN  Level-2-260C-1 YEAR   UCC2806QG3
UCC2806 应用技术支持与电子电路设计开发资源下载
  1. UCC2806 数据资料 dataSheet 下载.PDF
  2. TI 德州仪器AC/DC 和 DC/DC 电源产品选型与价格参考 . xls
  3. Dual MOSFET Driver (PDF  498 KB)
  4. 标准线性产品交叉参考 (Rev. D)   (PDF  1058 KB)
  5. 模数规格和性能特性术语表 (Rev. A) (PDF 1993 KB)
  6. 所选封装材料的热学和电学性质 (PDF 645 KB)
  7. 高速数据转换 (PDF 1967 KB)
  8. Shelf-Life Evaluation of Lead-Free Component Finishes (PDF 1305 KB)
  9. Analog-to-Digital Converter Grounding Practices Affect System Performance (PDF 56 KB)
  10. Principles of Data Acquisition and Conversion (PDF 50 KB)
  11. Interleaving Analog-to-Digital Converters (PDF 64 KB)
  12. What Designers Should Know About Data Converter Drift (PDF 95 KB)
  13. Giving Delta-Sigma Converters a Gain Boost with a Front End Analog Gain Stage (PDF 70 KB)
  14. Programming Tricks for Higher Conversion Speeds Utilizing Delta Sigma Converters (PDF 105 KB)
UCC2806 工具与软件
名称 型号 公司 工具/软件类型
音频的快速搜索选择工具 AUDIO_SELECTION_TOOL Texas Instruments 免费评估工具
UCC2806 评估模块 UCC2806EVM Texas Instruments 开发电路板/EVM
用于音频转换器的软件驱动程序 CODECDRIVERS-SW Texas Instruments  应用软件