LT1247

量产

1MHz 离线式电流模式 PWM 和 DC/DC 转换器

数据手册产品选型表

产品模型: 3

Viewing:

产品详情

电流模式操作至 1MHz
30ns 电流检测延迟
< 250μA 的低启动电流
电流检测前沿消隐
引脚与 UC1842 相兼容
具迟滞的欠压闭锁
无交叉传导电流
经修整的带隙基准
1A 图腾柱输出
经修整的振荡器频率和吸收电流
在欠压闭锁期间主动下拉基准和输出
18V 高电平输出箝位

参考资料

数据手册 1

LT1246/LT1247: 1MHz Off-Line Current Mode PWM and DC/DC Converter Data Sheet 03/27/2009

可靠性数据 1

R293 Reliability Data 03/22/2018

技术文章 1

35 Watt Isolated DC/DC Converter Replaces Modules at Half the Cost 09/01/1999

规范通知 1

LT1246 - SPECIFICATION NOTICE 02/09/2011

ADI 始终高度重视提供符合最高质量和可靠性水平的产品。我们通过将质量和可靠性检查纳入产品和工艺设计的各个范围以及制造过程来实现这一目标。出货产品的“零缺陷”始终是我们的目标。查看我们的质量和可靠性计划和认证以了解更多信息。

产品型号	引脚/封装图-中文版	文档	CAD 符号，脚注和 3D模型
LT1247CN8#PBF	8-Lead PDIP (Narrow 0.3 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1247CS8#PBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1247CS8#TRPBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

产品型号	产品生命周期	PCN

10月 8, 2024 - 24_0234 Migrating Bottom Trace Code Marking to Top Side Laser Marking for PDIP Package
		PCN24_0234_Form Material_Report Marking Comparison
LT1247CN8#PBF	量产	PCN24_0234_Form Material_Report Marking Comparison
10月 11, 2022 - 22_0241 Epoxy Change from Henkel 8290 to 8290A for PDIP Package
		PCN22_0241_Form Material_Report Qualification Results Summary
LT1247CN8#PBF	量产
8月 6, 2022 - 22_0172 Laser Top Mark Conversion for PDIP Packages Assembled in ADPG [PNG]
		PCN22_0172_Form Material_Report Delta Qualification Matrix
LT1247CN8#PBF	量产
12月 14, 2023 - 22_0255 Epoxy Change from Henkel 8290 to 8290A for 8-Lead SOIC Package (PCN part 2 of 2)
		PCN22_0255_Form Material_Report Qualification Results Summary Delta Qualification Matrix
LT1247CS8#PBF	量产
LT1247CS8#TRPBF	量产
6月 11, 2021 - 21_0060 Laser Top Mark for 8SOICN Assembled in ADPG, UTL and CRM
		PCN21_0060_Form Material_Report Delta Qualification Matrix
LT1247CS8#PBF	量产
LT1247CS8#TRPBF	量产

这是最新版本的数据手册

工具及仿真模型

LTspice 1

LT1247 - Power Control

LTspice中提供以下器件型号：

LT1247

LTspice^®是一款强大高效的免费仿真软件、原理图采集和波形观测器，为改善模拟电路的仿真提供增强功能和模型。

评估套件

schematic 1

LT1247CS8 LT1431CS8 | 35W, Isolated Forward Converter, Half Brick, 36 to 72VIN, 5V or 3.3VOUT @ 7A, 500V DC Isolation, High Efficiency

立即购买更多内容

产品详情

DC227A-C: Demo Board for the LT1247 1MHz Off-Line Current Mode PWM and DC/DC Converter.

资料

DC227A - Schematic
158.00K

DC227A - Design File
0.00M

schematic 2

LT1247CS8 LT1431CS8 | 35W, Isolated Forward Converter, Half Brick, 36 to 72VIN, 5V or 3.3VOUT @ 7A, 500V DC Isolation

立即购买更多内容

产品详情

DC227A-A: Demo Board for the LT1247 1MHz Off-Line Current Mode PWM and DC/DC Converter.

资料

DC227A - Schematic
158.00K

DC227A - Design File
0.00M

schematic 3

LT1247CS8 LT1431CS8 | 35W, Isolated Forward Converter, Half Brick, 36 to 72VIN, 5V or 3.3VOUT @ 7A, 1500V DC Isolation

立即购买更多内容

产品详情

DC227A-B: Demo Board for the LT1247 1MHz Off-Line Current Mode PWM and DC/DC Converter.

资料

DC227A - Schematic
158.00K

DC227A - Design File
0.00M

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