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LM5160系列器件是65V,1.5A同步降压转换器,其集成了高侧和低侧金属氧化物半导体场效应应晶体管(MOSFET) 。恒定接通时间控制方案无需环路补偿,并支持快速瞬态响应下的高降压比。内部反馈放大器保持着整体工作温度范围±1%的输出电压调节度。导通时间与输入时间成通过FPWM引脚进行编程以在无负载到满载阶段为连续传导模式(CCM)工作或者在负载小时自动切换为断续传导模式(DCM)以实现更高的效率。强制CCM工作支持多路输出和采用耦合感应器的隔离式-Buck应用。
如需了解所有可用封装,请见数据表末尾的可订购产品附录。
<小> 小>
| Vin (Min) (V) |
| Vin (Max) (V) |
| Vout (Min) (V) |
| Vout (Max) (V) |
| Iout (Max) (A) |
| Regulated Outputs (#) |
| Switching Frequency (Min) (kHz) |
| Switching Frequency (Max) (kHz) |
| Iq (Typ) (mA) |
| Features |
| Control Mode |
| Duty Cycle (Max) (%) |
| Operating Temperature Range (C) |
| Rating |
| Package Group |
| LM5160-Q1 | LM25010 | LM25017 | LM46001-Q1 | LM46002-Q1 | LM5007 | LM5010 | LM5010A | LM5010A-Q1 | LM5017 | LM5160A | LMR16020 | TPS57160-Q1 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4.5 | 6 | 7.5 | 3.5 | 3.5 | 9 | 8 | 6 | 6 | 7.5 | 4.5 | 4.3 | 3.5 |
| 65 | 42 | 48 | 60 | 60 | 75 | 75 | 75 | 75 | 100 | 65 | 60 | 60 |
| 2 | 2.5 | 1.25 | 1 | 1 | 2.5 | 2.5 | 2.5 | 2.5 | 1.25 | 2 | 1 | 0.8 |
| 60 | 37 | 40 | 28 | 28 | 73 | 70 | 70 | 70 | 90 | 60 | 50 | 58 |
| 1.5 | 1 | 0.65 | 1 | 2 | 0.5 | 1 | 1 | 1 | 0.65 | 2 | 2 | 1.5 |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 50 | 50 | 240 | 200 | 200 | 50 | 50 | 50 | 50 | 50 | 50 | 200 | 100 |
| 1000 | 1000 | 1000 | 2200 | 2200 | 800 | 1000 | 1000 | 1000 | 1000 | 1000 | 2500 | 2500 |
| 2.3 | 0.645 | 1.75 | 0.024 | 0.027 | 0.5 | 0.65 | 0.65 | 0.65 | 1.75 | 2.3 | 0.04 | 0.116 |
| Enable Light Load Efficiency Pre-Bias Start-Up Synchronous Rectification UVLO Adjustable | Enable | Synchronous Rectification | Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Tracking | Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Tracking | Enable | Enable | Enable | Enable | Synchronous Rectification UVLO Adjustable | Enable Light Load Efficiency Pre-Bias Start-Up Synchronous Rectification UVLO Adjustable | Enable Frequency Synchronization Light Load Efficiency Power Good Pre-Bias Start-Up Tracking UVLO Adjustable | Enable Frequency Synchronization Light Load Efficiency Power Good Tracking UVLO Adjustable |
| Constant on-time (COT) | Constant on-time (COT) | Constant on-time (COT) | Current Mode | Current Mode | Constant on-time (COT) | Constant on-time (COT) | Constant on-time (COT) | Constant on-time (COT) | Constant on-time (COT) | Constant on-time (COT) | Current Mode | Current Mode |
| 92 | 99 | 90 | 99 | 99 | 99 | 99 | 99 | 99 | 90 | 92 | 98 | 100 |
| -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 150 | -40 to 125 -40 to 150 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Automotive | Catalog | Catalog | Automotive | Automotive | Catalog | Catalog | Catalog | Automotive | Catalog | Catalog | Catalog | Automotive |
| HTSSOP | HTSSOP WSON | SO PowerPAD WSON | HTSSOP | HTSSOP | VSSOP WSON | HTSSOP WSON | HTSSOP WSON | HTSSOP | SO PowerPAD WSON | WSON | SO PowerPAD | MSOP-PowerPAD VSON |