Datasheet Linear Technology LTC3850IUF#TRPBF — 数据表
| 制造商 | Linear Technology |
| 系列 | LTC3850 |
| 零件号 | LTC3850IUF#TRPBF |
双路2相同步降压开关控制器
数据表
LTC3850: Dual, 2-Phase Synchronous Step-Down Switching Controller Data Sheet
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| Package | 4x5 QFN-28 |
| Package Code | UFD |
| Package Index | 05-08-1712 |
参数化
| Architecture | Constant Frequency Current Mode |
| Demo Boards | DC1126A,DC1185B-A,DC1185B-B,DC1231A-A,DC1231A-B,DC1185A-A |
| Design Tools | LTspice File,LTpowerCAD File |
| Export Control | no |
| Features | PolyPhase, DCR Current Sense, Selectable Switching Frequency, External Synchronization, PLL, Tracking, Power Good |
| Frequency | 500 kHz |
| Frequency Adjust Range | 250kHz - 780kHz |
| Frequency Sync Range | 250kHz - 780kHz |
| Integrated Inductor | no |
| Ishutdown | 30 µA |
| Isupply | 0.85 mA |
| Max Phases | 2 |
| Monolithic | no |
| Number of Outputs | 2 |
| Operating Temperature Range | -40 to 85 °C |
| Output Current | 25 A |
| Output Current 2 | 25 A |
| Polyphase | yes |
| Sense Resistor | Rsense, DCR |
| Switch Current | 25 A |
| Switch Current 2 | 25 A |
| Synchronous | yes |
| Topology | Buck |
| Topology 1 | Buck |
| Topology 2 | Buck |
| Vin Max | 24 V |
| Vin Min | 4 V |
| Vout Max | 6 V |
| Vout Maximum | 6V |
| Vout Min | 0.8 V |
| Vout Min 2 | 0.8 V |
| Vref Accuracy Over Temp | 1 % |
生态计划
| RoHS | Compliant |
文章
- 2-Phase Synchronous Buck Controller Delivers Maximum Features in Minimum Footprint &mdash LT JournalPDF, 1.2 Mb, 档案已发布: Oct 16, 2007从文件中提取
模型线
系列: LTC3850 (16)
制造商分类
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > External Power Switch Buck Controllers | Multiple Output Buck
其他名称:
LTC3850IUFTRPBF, LTC3850IUF TRPBF