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LM43601-Q1稳压器是一款易于使用的同步降压直流/直流转换器，能够驱动高达1A的负载电流，输入电压范围为3.5V至36V（42V瞬态）.LM43601-Q1以极小的解决方案尺寸提供出色的效率，输出精度和压降电压。扩展系列能够以引脚对引脚兼容封装提供0.5A，2A和3A负载电流选项。采用峰值电流模式控制来实现简单控制环路补偿和逐周期电流限制。可选功能包括可编程开关频率，同步，电源正常标志，精确使能，内部软启动，可扩展软启动和跟踪，可为各种应用提供灵活且易于使用的平台。轻载时的断续传导和自动频率调制可提升轻载效率。此系列只需要很少的外部组件，而且引脚排列可实现简单且优化的PCB布局。保护采用了包括热关断，V CC 欠压锁定，逐周期电流限制和输出短路保护.LM43601-Q1器件采用HTSSOP（PWP）16引线式封装（6.6mm×5.1mm×1.2mm），引线间距为0.65mm。该器件与LM4360x和LM4600x系列引脚对引脚兼容.LM43601A-Q1版本针对PFM运行模式进行了优化，推荐用于新设计。
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 |
| LM43601-Q1 | LM22672-Q1 | LM43600-Q1 | LM43602-Q1 | LM43603-Q1 | LM46000-Q1 | LM46001-Q1 | LM46002-Q1 | LMR14020-Q1 | LMR23615-Q1 | LMR23625-Q1 | LMR23630-Q1 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3.5 | 4.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 4 | 4 | 4 | 4 |
| 36 | 42 | 36 | 36 | 36 | 60 | 60 | 60 | 40 | 36 | 36 | 36 |
| 1 | 1.285 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 28 | 37 | 28 | 28 | 28 | 28 | 28 | 28 | 30 | 28 | 34 | 34 |
| 1 | 1 | 0.5 | 2 | 3 | 0.5 | 1 | 2 | 2 | 1.5 | 2.5 | 3 |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 |
| 2200 | 1000 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2500 | 2200 | 2200 | 2200 |
| 0.033 | 3.4 | 0.033 | 0.027 | 0.027 | 0.024 | 0.024 | 0.027 | 0.04 | 0.075 | 0.075 | 0.075 |
| Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Tracking | Enable | Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Tracking | Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Tracking | Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Tracking | Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Tracking | Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Tracking | Enable Frequency Synchronization Light Load Efficiency Power Good Synchronous Rectification Tracking | Enable Frequency Synchronization Light Load Efficiency Power Good Pre-Bias Start-Up Spread Spectrum Tracking UVLO Adjustable | Enable Frequency Synchronization Light Load Efficiency Pre-Bias Start-Up Synchronous Rectification UVLO Adjustable | Enable Frequency Synchronization Light Load Efficiency Synchronous Rectification | Enable Frequency Synchronization Light Load Efficiency Synchronous Rectification |
| Current Mode | Voltage Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode |
| 99 | 90 | 99 | 99 | 99 | 99 | 99 | 99 | 98 | 97 | 99 | 99 |
| -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive |
| HTSSOP | SO PowerPAD | HTSSOP | HTSSOP | HTSSOP | HTSSOP | HTSSOP | HTSSOP | SO PowerPAD WSON | SON | SO PowerPAD SON | SO PowerPAD SON |
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