FREQUENCY
共 591 篇文章
FREQUENCY 相关的电子技术资料，包括技术文档、应用笔记、电路设计、代码示例等，共 591 篇文章，持续更新中。
5G通信系统中massive-MIMO-FBMC技术的结合概述
<p>5G通信系统中massive-MIMO-FBMC技术的结合概述</p><p style="text-align: center;">摘要为了应对第五代移动通信（5G）中更高数据率和更低时延的需求，大规模MIMO （massive multiple-input multiple-output）技术已经被提出并被广泛研究。大规模 MIMO技术能大幅度地提升多用户网络的容量。而在5G中的带宽研究方
PW2053-2.0.pdf规格书
<p>The PW2053 is a high-efficiency monolithic synchronous buck regulator using a constant<br/>frequency, current mode architecture. The device is available in an adjustable version. Supply current<br/
PW2163-2.0.pdf规格书下载
<p>The PW2163 is a high efficiency 500 kHz synchronous step-down DC-DC converter capable of<br/>delivering 3A current. The PW2163 operates over a wide input voltage range from 4.5V to 18V and<br/>inte
PW2163D.pdf规格书下载
<p>The PW2163D is a high frequency, synchronous, rectified, step-down, switch-mode converter with<br/>internal powerMOSFETs. It offers a very compact solution to provide a 3A continuous current over a
PW2205-2.0.pdf规格书下载
<p>PW2205 develops a high efficiency synchronous step-down DC-DC converter capable of delivering<br/>5A output current. PW2205 operates over a wide input voltage range from 4.5V to 30V and<br/>integra
PW2228A-1.8.pdf规格书下载
<p>The PW2228A is a high efficiency single inductor Buck-Boost converter which can supply the<br/>load current up to 1.5A. It provides auto-transition between Buck and Boost Mode. The PW2228A<br/>oper
PW2312_2.0.pdf规格书下载
<p>The PW2312 is a high frequency, synchronous, rectified, step-down, switch-mode converter with<br/>internal power MOSFETs. It offers a very compact solution to achieve a 1.5A peak output current<br/
PW2330-2.0.pdf规格书下载
<p>PW2330 develops a high efficiency synchronous step down DC-DC converter capable of delivering<br/>3A output current. PW2330 operates over a wide input voltage range from 4.5V to 30V and<br/>integra
PW5200系列_2.0.pdf规格书下载
<p>The PW5200A/ PW5200C is high efficiency synchronous, PWM step-up DC/DC converters optimized<br/>to provide a high efficient solution to medium power systems. The devices work with a 1.4MHz fixed<br
PW5410A_2.0.pdf规格书下载
<p>The PW5410A is a low noise, constant frequency (1.2MHz) switched capacitor voltage doubler. It<br/>produces a regulated output voltage from 2.7V to 5V input with up to 250mA of output current. Low<
PW5410B_2.0.pdf规格书下载
<p>The PW5410B is a low noise, constant frequency (1.2MHz) switched capacitor voltage doubler. It<br/>produces a regulated output voltage from 1.8V to 5V input with up to 100mA of output current. Low<
DDR4标准 JESD79_4
<p><br/>1. Scope ......................................................................................................................................................................... 1<br/>2. DDR4
XR2981
<p> </p><p>2.7V to 5.5V input voltage Range</p><p> </p><p>Efficiency up to 96%
</p><p> </p><p>24V Boost converter with 12A switch
</p><p>current Limit</p><p> </p><p>600KHz fixed Switching Frequ
SC3633
<p>Wide 2.2V to 6V Input Voltage Range
</p><p> </p><p>0.20V FB adjustable LED drive current
</p><p> </p><p>Directly drive 9 Series 1W LED at
</p><p>VIN>=6V
</p><p> </p><p>Fixed 800KHz Sw
HX3248C
<p>FFeeaattuurreess Input voltage range: 2.2 to 6V Programmable LED Current Drives LEDs Up to 27V Switching Frequency：up to 800KHz Wide dimming frequency range: 20KHz~ &nbs
基于TMS320F2812 光伏并网发电模拟装置PROTEL设计原理图+PCB+软件源码+WORD论
<p>基于TMS320F2812 光伏并网发电模拟装置PROTEL设计原理图+PCB+软件源码+WORD论文文档,硬件采用2层板设计，PROTEL99SE 设计的工程文件，包括完整的原理图和PCB文件，可以做为你的学习设计参考。 </p><p><br/></p><p>摘要：本文实现了一个基于TMS320F2812 DSP芯片的光伏并网发电模拟装置，采用直流稳压源和滑动变阻器来模拟光伏电池
Multisim官方示例Multisim仿真例程基础电路范例135例合集
<p>Multisim官方示例Multisim仿真例程基础电路范例135例合集:</p><p>Chapter 1 - RLC Circuits</p><p>Chapter 2 - Diodes</p><p>Chapter 3 - Transistors</p><p>Chapter 4 - Amplifiers</p><p>Chapter 5 - Opamps</p><p>Chapter 6 - F
HRVAS心率变异性
<span style="color:#40485B;font-family:-apple-system, BlinkMacSystemFont, "font-size:16px;white-space:normal;background-color:#FFFFFF;">HRVAS is a complete and self-contained heart rate variabili
EN 300220-1V2.4.1
EN 300220-1V2.4.1 Electromagnetic compatibility and Radio spectrum Matters (ERM);Short Range Devices (SRD);Radio equipment to be used in the 25 MHz to 1 000 MHz frequency range with po
Control Systems
Control Systems Engineering is an exciting and challenging field and is a<br />
multidisciplinary subject. This book is designed and organized around the concepts of control<br />
systems engineering