完善资料让更多小伙伴认识你,还能领取20积分哦,立即完善>
LM46002-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2A的负载电流,输入电压范围为3.5V至60V.LM46002-Q1以极小的解决方案尺寸提供优异的效率,输出精度和压降电压。扩展系列产品提供各种各样的负载电流选项和最高36V输入电压。该器件采用与LM4360x和LM4600x系列引脚到引脚兼容的封装。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。可选功能诸如可编程开关频率,同步,电源正常状态标志,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简单易用的平台。轻负载时的断续传导和自动降低频率可改善轻负载效率。该系列只需要很少的外部组件。器件的引脚排列可简化并实现最优印刷电路板(PCB)布局布线。保护功能包括热关断,V CC 欠压锁定,逐周期电流限制和输出短路保护.LM46002A-Q1版本针对PFM操作进行优化,推荐用于新设计.LM46002-Q1器件采用16引线HTSSOP(PWP)封装(6.6mm x 5.1mm x 1.2mm),引线间距为0.65 mm。
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 |
LM46002-Q1 | LM43600-Q1 | LM43601-Q1 | LM43603-Q1 | LM46000-Q1 | LM46001-Q1 | LM5160-Q1 | LMR16020 | TPS57160-Q1 |
---|---|---|---|---|---|---|---|---|
3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 4.5 | 4.3 | 3.5 |
60 | 36 | 36 | 36 | 60 | 60 | 65 | 60 | 60 |
1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 0.8 |
28 | 28 | 28 | 28 | 28 | 28 | 60 | 50 | 58 |
2 | 0.5 | 1 | 3 | 0.5 | 1 | 1.5 | 2 | 1.5 |
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
200 | 200 | 200 | 200 | 200 | 200 | 50 | 200 | 100 |
2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 1000 | 2500 | 2500 |
0.027 | 0.033 | 0.033 | 0.027 | 0.024 | 0.024 | 2.3 | 0.04 | 0.116 |
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 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 |
Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Constant on-time (COT) | Current Mode | Current Mode |
99 | 99 | 99 | 99 | 99 | 99 | 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 125 | -40 to 125 |
Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive | Catalog | Automotive |
HTSSOP | HTSSOP | HTSSOP | HTSSOP | HTSSOP | HTSSOP | HTSSOP | SO PowerPAD | MSOP-PowerPAD VSON |