Datasheet Linear Technology LTC3838EUHF-1#PBF — 数据表
制造商 | Linear Technology |
系列 | LTC3838-1 |
零件号 | LTC3838EUHF-1#PBF |
具有双路差分输出感应的双路,快速,准确的降压型DC / DC控制器
数据表
Datasheet LTC3838-1
PDF, 890 Kb, 语言: en, 文件上传: Sep 23, 2017, 页数: 54
Dual, Fast, Accurate Step-Down DC/DC Controller with Dual Differential Output Sensing
Dual, Fast, Accurate Step-Down DC/DC Controller with Dual Differential Output Sensing
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价格
打包
Package | 5x7 QFN-38 |
Package Code | UHF |
Package Index | 05-08-1701 |
参数化
Architecture | Controlled On-Time Valley Current Mode |
Demo Boards | DC1997A-A |
Design Tools | LTspice File,LTpowerCAD Model |
Export Control | no |
Features | Differential Remote Sense, External Synchronization, Resistor Set Frequency, DCR Current Sense, Power Good, Tracking |
Frequency | 2000 kHz |
Frequency Adjust Range | 200kHz to 2MHz |
Frequency Sync Range | 200kHz to 2MHz |
Integrated Inductor | no |
Ishutdown | 15 µA |
Isupply | 3 mA |
Max Phases | 2 |
Monolithic | no |
Number of Outputs | 2 |
Operating Temperature Range | 0 to 85 °C |
Output Current | 30 A |
Output Current 2 | 30 A |
Polyphase | yes |
Sense Resistor | Rsense, DCR |
Switch Current | 30 A |
Switch Current 2 | 30 A |
Synchronous | yes |
Topology | Buck |
Topology 1 | Buck |
Topology 2 | Buck |
Vin Max | 38 V |
Vin Min | 4.5 V |
Vout Max | 5.5 V |
Vout Maximum | 5.5V |
Vout Min | 0.6 V |
Vout Min 2 | 0.6 V |
Vref Accuracy Over Temp | 0.67 % |
生态计划
RoHS | Compliant |
应用须知
- Modeling and Loop Compensation Design of Switching Mode Power Supplies &mdash AN149PDF, 1.4 Mb, 档案已发布: Mar 23, 2015从文件中提取
文章
- Dual, Fast, Step-Down Controller's External Reference Input Enables Dynamic Voltage Scaling from 0.4V to 5.5V and 0.3% Total Combined Regulation Accuracy &mdash LT JournalPDF, 2.8 Mb, 档案已发布: Apr 10, 2013从文件中提取
模型线
系列: LTC3838-1 (4)
- LTC3838EUHF-1#PBF LTC3838EUHF-1#TRPBF LTC3838IUHF-1#PBF LTC3838IUHF-1#TRPBF
制造商分类
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | External Power Switch Buck Controllers
其他名称:
LTC3838EUHF-1PBF, LTC3838EUHF-1 PBF, LTC3838EUHF1#PBF, LTC3838EUHF 1#PBF