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LM76002 /LM76003稳压器是一款易于使用的同步降压直流/直流转换器,能够从最高60V的输入电压驱动高达2.5A (LM76002)或3.5A(LM76003)的负载电流.LM76002 /LM76003以极小的解决方案尺寸提供优异的效率和输出精度。采用峰值电流模式控制。其他特性(例如可调开关频率,同步,FPWM选项) ,电源正常状态标志,精密使能端,可调式软启动和跟踪)可为各种应用提供灵活且简单易用的解决方案。轻负载时的自动频率折返和可选的外部偏置电源可以提高效率。该器件需要极少外部组件,引脚排列设计可简化PCB布局,提供出类拔萃的EMI(CISPR22)和热性能。保护特性包括热关断,输入欠压锁定,逐周期电流限制和短路保护。 LM76002 /LM76003器件采用WQFN
30引脚无引线式封装,且具有可湿性侧面。
所有商标均为其各自所有者的财产。
| 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 |
| LM76003 | LM76002 | LM76002-Q1 | LMR16020 | LMR16030 |
|---|---|---|---|---|
| 3.5 | 3.5 | 3.5 | 4.3 | 4.3 |
| 60 | 60 | 60 | 60 | 60 |
| 1 | 1 | 1 | 1 | 1 |
| 57 | 57 | 57 | 50 | 50 |
| 3.5 | 2.5 | 2.5 | 2 | 3 |
| 1 | 1 | 1 | 1 | 1 |
| 300 | 300 | 300 | 200 | 200 |
| 2200 | 2200 | 2200 | 2500 | 2500 |
| 0.015 | 0.015 | 0.015 | 0.04 | 0.04 |
| Enable Forced Pulse Width Modulation (FPWM) Mode Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Wettable Flanks Package | Enable Forced Pulse Width Modulation (FPWM) Mode Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Wettable Flanks Package | Enable Forced Pulse Width Modulation (FPWM) Mode Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Wettable Flanks Package | Enable Frequency Synchronization Light Load Efficiency Power Good Pre-Bias Start-Up Tracking UVLO Adjustable | Enable Frequency Synchronization Light Load Efficiency Power Good Pre-Bias Start-Up Tracking UVLO Adjustable |
| Current Mode | Current Mode | Current Mode | Current Mode | Current Mode |
| 98 | 98 | |||
| -40 to 125 | -40 to 125 | -40 to 150 | -40 to 125 | -40 to 125 |
| Catalog | Catalog | Automotive | Catalog | Catalog |
| WQFN | WQFN | WQFN | SO PowerPAD | SO PowerPAD |
型号:LM76003RNPR 封装:WQFN30
品牌:TI 描述:LM76003 是一款 3.5V 至 60V 输入电压范围的同步降压 DC-DC 转换器,最大输出电流为 3.5 A。该器件采用同步整流技术,具有高效率和小尺寸解决方案。它支持可编程开关频率和多种保护功能,包括过温保护、欠压锁定、逐周期限流和短路保护。
金额:¥21.66999
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