Datasheet Linear Technology LTC3853MPUJ#TRPBF — 数据表
| 制造商 | Linear Technology |
| 系列 | LTC3853 |
| 零件号 | LTC3853MPUJ#TRPBF |
三路输出，多相同步降压控制器
数据表
Datasheet LTC3853
PDF, 763 Kb, 语言: en, 文件上传: Sep 23, 2017, 页数: 36
Triple Output, Multiphase Synchronous Step-Down Controller
Triple Output, Multiphase Synchronous Step-Down Controller
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| Package | 6x6 QFN-40 |
| Package Code | UJ |
| Package Index | 05-08-1728 |
参数化
| Architecture | Constant Frequency Current Mode |
| Demo Boards | DC1254A,DC1349A |
| Design Tools | LTspice File |
| Export Control | no |
| Features | PolyPhase, DCR Current Sense, External Synchronization, PLL, Power Good, Tracking |
| Frequency | 500 kHz |
| Frequency Adjust Range | 250kHz - 750kHz |
| Frequency Sync Range | 250kHz - 750kHz |
| Integrated Inductor | no |
| Ishutdown | 42 µA |
| Isupply | 4.1 mA |
| Max Phases | 3 |
| Monolithic | no |
| Number of Outputs | 3 |
| Operating Temperature Range | -55 to 125 °C |
| Output Current | 25 A |
| Output Current 2 | 25 A |
| Output Current 3 | 25 A |
| Polyphase | yes |
| Sense Resistor | Rsense, DCR |
| Switch Current | 25 A |
| Switch Current 2 | 25 A |
| Switch Current 3 | 25 A |
| Synchronous | yes |
| Topology | Buck |
| Topology 1 | Buck |
| Topology 2 | Buck |
| Topology 3 | Buck |
| Vin Max | 24 V |
| Vin Min | 4.5 V |
| Vout Max | 13.5 V |
| Vout Max 2 | 13.5 V |
| Vout Max 3 | 13.5 V |
| Vout Maximum | 13.5V |
| Vout Min | 0.8 V |
| Vout Min 2 | 0.8 V |
| Vout Min 3 | 0.8 V |
| Vref Accuracy Over Temp | 1 % |
生态计划
| RoHS | Compliant |
文章
- 6mm × 6mm DC/DC Controller Regulates Three Outputs; or Combine Two Outputs for Twice the Current &mdash LT JournalPDF, 214 Kb, 档案已发布: Jun 1, 2008从文件中提取
模型线
系列: LTC3853 (8)
制造商分类
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | External Power Switch Buck Controllers
- Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators
其他名称:
LTC3853MPUJTRPBF, LTC3853MPUJ TRPBF