LM3253价格
参考价格:¥8.8773
型号:LM3253TME/NOPB 品牌:Texas 备注:这里有LM3253多少钱,2026年最近7天走势,今日出价,今日竞价,LM3253批发/采购报价,LM3253行情走势销售排行榜,LM3253报价。| 型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
LM3253 | LM3253 High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 1FEATURES 2• High-Efficiency PFM and PWM Modes with Internal Synchronous Rectification • Analog Bypass Function with Low Dropout Resistance (45 mΩ typ.) • Dynamically Adjustable Output Voltage, 0.4V to 3.6V (typ.), in PFM and PWM modes • 3A Maximum Load Current in PWM Mode • 2.7MHz (averag | TI 德州仪器 | ||
LM3253 | 用于 2G/3G/4G 功率放大器的高电流降压直流/直流转换器 The LM3253 is a DC-DC converter optimized for powering multi-mode 2G/3G/4G RF power amplifiers (PAs) from a single Lithium-Ion cell. The LM3253 steps down an input voltage from 2.7V to 5.5V to a dynamically adjustable output voltage of 0.4V to 3.6V. The output voltage is set through a VCON analog in • High-Efficiency PFM and PWM Modes with Internal Synchronous Rectification\n• Dynamically Adjustable Output Voltage, 0.4V to 3.6V (typ.), in PFM and PWM modes\n• 2.7MHz (average) PWM Switching Frequency\n• Operates From a Single Li-ion Cell (2.7V to 5.5V)\n• Minimum Total Solution Size by Using ; | TI 德州仪器 | ||
LM3253 | High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 文件:988.12 Kbytes Page:26 Pages | TI 德州仪器 | ||
LM3253 | High-Current Step-Down Converter for 2G/3G/4G RF Power 文件:139.78 Kbytes Page:5 Pages | TI 德州仪器 | ||
LM3253 | High-Current Step-Down Converter 文件:990.54 Kbytes Page:25 Pages | TI 德州仪器 | ||
用于 2G/3G/4G 功率放大器的高电流降压直流/直流转换器 The LM3253 is a DC-DC converter optimized for powering multi-mode 2G/3G/4G RF power amplifiers (PAs) from a single Lithium-Ion cell. The LM3253 steps down an input voltage from 2.7V to 5.5V to a dynamically adjustable output voltage of 0.4V to 3.6V. The output voltage is set through a VCON analog in • High-Efficiency PFM and PWM Modes with Internal Synchronous Rectification\n• Analog Bypass Function with Low Dropout Resistance (45 mΩ typ.)\n• Dynamically Adjustable Output Voltage, 0.4V to 3.6V (typ.), in PFM and PWM modes\n• 3A Maximum Load Current in PWM Mode\n• 2.7MHz (average) PWM Switching ; | TI 德州仪器 | |||
丝印代码:S60;LM3253 High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 1FEATURES 2• High-Efficiency PFM and PWM Modes with Internal Synchronous Rectification • Analog Bypass Function with Low Dropout Resistance (45 mΩ typ.) • Dynamically Adjustable Output Voltage, 0.4V to 3.6V (typ.), in PFM and PWM modes • 3A Maximum Load Current in PWM Mode • 2.7MHz (averag | TI 德州仪器 | |||
丝印代码:S60;LM3253 High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 1FEATURES 2• High-Efficiency PFM and PWM Modes with Internal Synchronous Rectification • Analog Bypass Function with Low Dropout Resistance (45 mΩ typ.) • Dynamically Adjustable Output Voltage, 0.4V to 3.6V (typ.), in PFM and PWM modes • 3A Maximum Load Current in PWM Mode • 2.7MHz (averag | TI 德州仪器 | |||
丝印代码:S60;LM3253 High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 1FEATURES 2• High-Efficiency PFM and PWM Modes with Internal Synchronous Rectification • Analog Bypass Function with Low Dropout Resistance (45 mΩ typ.) • Dynamically Adjustable Output Voltage, 0.4V to 3.6V (typ.), in PFM and PWM modes • 3A Maximum Load Current in PWM Mode • 2.7MHz (averag | TI 德州仪器 | |||
丝印代码:S60;LM3253 High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 1FEATURES 2• High-Efficiency PFM and PWM Modes with Internal Synchronous Rectification • Analog Bypass Function with Low Dropout Resistance (45 mΩ typ.) • Dynamically Adjustable Output Voltage, 0.4V to 3.6V (typ.), in PFM and PWM modes • 3A Maximum Load Current in PWM Mode • 2.7MHz (averag | TI 德州仪器 | |||
High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 文件:990.25 Kbytes Page:26 Pages | TI 德州仪器 | |||
LM3253 High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 文件:946.22 Kbytes Page:25 Pages | TI 德州仪器 | |||
High-Current Step-Down Converter 文件:990.54 Kbytes Page:25 Pages | TI 德州仪器 | |||
High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 文件:988.12 Kbytes Page:26 Pages | TI 德州仪器 | |||
High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 文件:988.12 Kbytes Page:26 Pages | TI 德州仪器 | |||
High-Current Step-Down Converter 文件:990.54 Kbytes Page:25 Pages | TI 德州仪器 | |||
High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 文件:988.12 Kbytes Page:26 Pages | TI 德州仪器 | |||
封装/外壳:16-WFBGA,DSBGA 包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 描述:IC REG CONV RF PWR 1OUT 16DSBGA 集成电路(IC) 特殊用途稳压器 | TI 德州仪器 | |||
High-Current Step-Down Converter 文件:990.54 Kbytes Page:25 Pages | TI 德州仪器 | |||
High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 文件:988.12 Kbytes Page:26 Pages | TI 德州仪器 | |||
High-Current Step-Down Converter 文件:990.54 Kbytes Page:25 Pages | TI 德州仪器 | |||
High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 文件:988.12 Kbytes Page:26 Pages | TI 德州仪器 | |||
封装/外壳:16-WFBGA 包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 描述:IC REG CONV RF PWR 1OUT 16USMD 集成电路(IC) 特殊用途稳压器 | TI 德州仪器 | |||
High-Current Step-Down Converter 文件:990.54 Kbytes Page:25 Pages | TI 德州仪器 | |||
High-Current Step-Down Converter for 2G/3G/4G RF Power Amplifiers 文件:988.12 Kbytes Page:26 Pages | TI 德州仪器 | |||
Dual 4:1 Multiplexer/Demultiplexer Bus Switch General Description The Fairchild Switch FST3253 is a dual 4:1 high-speed CMOS TTL-compatible multiplexer/demultiplexer bus switch. The low on resistance of the switch allows inputs to be connected to outputs without adding propagation delay or generating additional ground bounce noise. When | FAIRCHILD 仙童半导体 | |||
Dual 4:1 Multiplexer/Demultiplexer Bus Switch General Description The Fairchild Switch FSTU3253 is a dual 4:1 high-speed CMOS TTL-compatible multiplexer/demultiplexer bus switch. The low On Resistance of the switch allows inputs to be connected to outputs without adding propagation delay or generating additional ground bounce noise. Feature | FAIRCHILD 仙童半导体 | |||
Flash Programmable System Devices with 8032 Microcontroller Core FEATURES SUMMARY ■ The µPSD3200 Family combines a Flash PSD architecture with an 8032 microcontroller core The µPSD3200 Family of Flash PSDs features dual banks of Flash memory, SRAM, general purpose I/O and programmable logic, supervisory functions and access via USB, I2C, AD | STMICROELECTRONICS 意法半导体 | |||
Flash Programmable System Devices with 8032 Microcontroller Core FEATURES SUMMARY ■ The µPSD3200 Family combines a Flash PSD architecture with an 8032 microcontroller core The µPSD3200 Family of Flash PSDs features dual banks of Flash memory, SRAM, general purpose I/O and programmable logic, supervisory functions and access via USB, I2C, AD | STMICROELECTRONICS 意法半导体 | |||
DUAL 1-OF-4 FET MULTIPLEXER/DEMULTIPLEXER 文件:571.84 Kbytes Page:14 Pages | TI 德州仪器 |
LM3253产品属性
- 类型
描述
- Operating temperature range (°C):
-30 to 90
- Topology:
Buck
- Type:
Converter
- Iout (max) (A):
3
- Vin (min) (V):
2.7
- Vin (max) (V):
5.5
- Vout (min) (V):
0.4
- Vout (max) (V):
3.6
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI |
25+ |
N/A |
18746 |
样件支持,可原厂排单订货! |
|||
TI |
25+ |
N/A |
21000 |
原装正品现货,原厂订货,可支持含税原型号开票。 |
|||
TI/德州仪器 |
22+ |
DSBGA16 |
20000 |
只做原装 品质保障 |
|||
TI/德州仪器 |
22+ |
NA |
201000 |
可订货 请确认 |
|||
TI/德州仪器 |
2450+ |
NA |
9850 |
只做原厂原装正品现货或订货假一赔十! |
|||
TI/德州仪器 |
25+ |
DSBGA16 |
20000 |
原装 |
|||
TI/德州仪器 |
23+ |
DSBGA16 |
5000 |
只有原装,欢迎来电咨询! |
|||
TI |
25+23+ |
22673 |
绝对原装全新正品现货/优势渠道商、原盘原包原盒 |
||||
TI/德州仪器 |
22+ |
DSBGA-16 |
9000 |
原装正品现货假一罚十 |
|||
TI/德州仪器 |
21+ |
NA |
12820 |
只做原装,质量保证 |
LM3253规格书下载地址
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2020-7-8LM329AH-精密基准
LM129/LM329精密基准 一般描述 LM129和LM329的家庭多是精密电流温度补偿的参考动态6.9V齐纳阻抗10至100倍以上的分立二极管少。在一个单一的硅芯片建造,由LM129使用有源电路来缓冲内部齐纳允许设备对工作在0.5 mA至15毫安范围内,几乎性能没有变化。 LM129和LM329的可与0.001,0.002选定的温度系数,0.005和0.01%/° C的这些提法也有优秀的长期稳定性和低噪音。齐纳击穿一个新的地下使用的LM129提供噪音低,更好的长期稳定性比传统集成电路齐纳二极管。进一步Zener和温度补偿晶体管是由一个平面进程,以
2013-3-21
DdatasheetPDF页码索引
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