Datasheet Linear Technology LT8640EUDC#PBF — 数据表
| 制造商 | Linear Technology |
| 系列 | LT8640 |
| 零件号 | LT8640EUDC#PBF |
具有2.5µA静态电流的42V，5A同步降压静音开关
数据表
LT8640/LT8640-1: 42V, 5A Synchronous Step-Down Silent Switcher with 2.5µA Quiescent Current Data Sheet
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| Package | 3x4 QFN-18 |
| Package Code | UDC |
| Package Index | 05-08-1956 |
参数化
| Architecture | Constant Frequency Current Mode |
| Demo Boards | DC2202A |
| Design Tools | LTspice File,LTpowerCAD File |
| Export Control | no |
| Features | Low EMI, Silent Switcher Architecture, Resistor Set Frequency, External Synchronization, Burst Mode, Tracking, Power Good |
| Frequency | 3000 kHz |
| Frequency Adjust Range | 200kHz - 3MHz |
| Frequency Sync Range | 200kHz - 3MHz |
| Integrated Inductor | no |
| Ishutdown | 0.75 µA |
| Isupply | 0.0017 mA |
| Max Phases | 1 |
| Monolithic | yes |
| Number of Outputs | 1 |
| Operating Temperature Range | 0 to 85 °C |
| Output Current | 5 A |
| Polyphase | no |
| Switch Current | 10 A |
| Synchronous | yes |
| Topology | Buck |
| Vin Max | 42 V |
| Vin Min | 3.4 V |
| Vout Max | 41.58 V |
| Vout Maximum | 0.99Vin |
| Vout Min | 0.97 V |
| Vref Accuracy Over Temp | 1.23 % |
生态计划
| RoHS | Compliant |
其他选择
模型线
系列: LT8640 (6)
- LT8640EUDC#PBF LT8640EUDC#TRPBF LT8640HUDC#PBF LT8640HUDC#TRPBF LT8640IUDC#PBF LT8640IUDC#TRPBF
制造商分类
- Power Management > Switching Regulator > Ultralow Noise Regulators
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck
其他名称:
LT8640EUDCPBF, LT8640EUDC PBF