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LMR24220TL PDF预览

LMR24220TL

更新时间: 2024-02-23 06:31:55
品牌 Logo 应用领域
美国国家半导体 - NSC 稳压器
页数 文件大小 规格书
18页 2001K
描述
SIMPLE SWITCHER? 42Vin, 2.0A Step-Down Voltage Regulator in micro SMD

LMR24220TL 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active包装说明:VFBGA, BGA28,4X7,20
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:6 weeks
风险等级:1.45其他特性:OUTPUT VOLTAGE RANGE OF 0.8V TO 24V
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制模式:CURRENT-MODE
最大输入电压:42 V最小输入电压:4.5 V
标称输入电压:18 VJESD-30 代码:R-PBGA-B28
JESD-609代码:e1长度:3.6455 mm
湿度敏感等级:1功能数量:1
端子数量:28最高工作温度:125 °C
最低工作温度:-20 °C最大输出电流:3.4 A
最大输出电压:24 V最小输出电压:0.8 V
标称输出电压:3.3 V封装主体材料:PLASTIC/EPOXY
封装代码:VFBGA封装等效代码:BGA28,4X7,20
封装形状:RECTANGULAR封装形式:GRID ARRAY, VERY THIN PROFILE, FINE PITCH
峰值回流温度(摄氏度):260认证状态:Not Qualified
座面最大高度:0.675 mm子类别:Switching Regulator or Controllers
表面贴装:YES切换器配置:BUCK
最大切换频率:1000 kHz温度等级:OTHER
端子面层:Tin/Silver/Copper (Sn/Ag/Cu)端子形式:BALL
端子节距:0.5 mm端子位置:BOTTOM
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:2.4495 mm
Base Number Matches:1

LMR24220TL 数据手册

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October 5, 2011  
LMR24220  
SIMPLE SWITCHER® 42Vin, 2.0A Step-Down Voltage  
Regulator in micro SMD  
Features  
System Performance  
Input voltage range of 4.5V to 42V  
Efficiency vs Load Current  
Output voltage range of 0.8V to 24V  
(VOUT = 3.3V)  
Output current up to 2.0A  
100  
90  
80  
70  
60  
50  
40  
Integrated low RDS(ON) synchronous MOSFETs for high  
efficiency  
Up to 1 MHz switching frequency  
Low shutdown Iq, 25 µA typical  
Programmable soft-start  
No loop compensation required  
COT architecture with ERM  
28 bump micro SMD (2.45 x 3.64 x 0.60 mm) packaging  
Fully enabled for WEBENCH®Power Designer  
VIN = 4.5V  
VIN = 9V  
VIN = 12V  
VIN = 24V  
VIN = 42V  
Performance Benefits  
Tiny overall solution reduces system cost  
0.0  
0.4  
0.8  
1.2  
1.6  
2.0  
Integrated synchronous MOSFETs provides high  
efficiency at low output voltages  
LOAD CURRENT (A)  
COT with ERM architecture requires no loop  
compensation, reduces component count, and provides  
ultra fast transient response  
30167670  
VOUT Regulation vs Load Current  
(VOUT = 3.3V)  
Stable with low ESR capacitors  
0.8  
Applications  
0.6  
0.4  
VIN = 4.5V  
VIN = 9V  
Point-of-Load Conversions from 5V, 12V and 24V Rails  
VIN = 12V  
VIN = 24V  
VIN = 42V  
Space Constrained Applications  
0.2  
Industrial Distributed Power Applications  
Power Meters  
0.0  
-0.2  
-0.4  
-0.6  
-0.8  
0.0  
0.4  
0.8  
1.2  
1.6  
2.0  
LOAD CURRENT (A)  
30167671  
SIMPLE SWITCHER® is a registered trademark of National Semiconductor Corporation  
© 2011 National Semiconductor Corporation  
301676  
www.national.com  

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