CXSD62323是一种高效的单片同步降压稳压器,采用恒定频率、电流模式架构。该设备有可调版本。空载供电电流为40uA,停机时降至<1uA。2.5V到6V的输入电压范围使CXSD62323非常适合单锂离子电池供电的应用。100%占空比提供低漏失操作,延长便携式系统的电池寿命。PWM/PFM模式操作为噪声敏感应用提供非常低的输出纹波电压。
-
"
目录
7.相关产品
产品概述 返回TOP
The CXSD62323 is a high-efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture. The device is available in an adjustable version. Supply current with no load is 40uA and drops to<1uA in shutdown. The 2.5V to 6V input voltage range makes the CXSD62323 ideally suited for single Li-Ion battery powered applications. 100% duty cycle provides low dropout operation, extending battery life in portable systems. PWM/PFM mode operation provides very low output ripple voltage for noise sensitive applications.Switching frequency is internally set at 1.5MHz, allowing the use of small surface mount inductors and capacitors. Low output voltages are easily supported with the 0.6V feedback reference voltage.The CXSD62323 is offered in a low profile (1mm) 5-pin, thin SOT package, and is available in an adjustable version.
产品特点 返回TOP
High Efficiency: Up to 96%
2.5V to 6V Input Voltage Range
1.5MHz Constant Frequency Operation
No Schottky Diode Required
Low Dropout Operation:100% Duty Cycle
PFM Mode for High Efficiency in Light Load
Over temperature Protected
Low Quiescent Current: 40μA
Short Circuit Protection
Inrush Current Limit and Soft Start
SOT23-5 package
应用范围 返回TOP
Cellular and Smart Phones
Wireless and DSL Modems
PDAs
Portable Instruments
Digital Still and Video Cameras
PC Cards
技术规格书(产品PDF) 返回TOP
需要详细的PDF规格书请扫一扫微信联系我们,还可以获得免费样品以及技术支持!
产品封装图 返回TOP
电路原理图 返回TOP
相关芯片选择指南 返回TOP 更多同类产品......
Buck DC/DC Converter |
|||||||||
Product |
Status |
Device Description |
VIN(min~max) |
VOUT |
IOUT |
IQ(typ) |
Vfb |
Frequency |
Pkg |
Active |
40V/1.5A非同步降压 |
3~36V |
ADJ |
1.5A |
4mA |
1.25V |
<100KHZ |
DIP8 SOP8 |
|
Active |
30V/2A同步降压 |
4.5~27V |
0.925~20Vin |
2A |
1.3mA |
0.925V |
340KHZ |
SOP8 PSOP8 |
|
Active |
30V/2A同步降压 |
4.5~27V |
0.925~20Vin |
3A |
1.3mA |
0.925V |
340KHZ |
PSOP8 |
|
NEW |
40V/4.5A同步降压/线补/CC/CV/OC |
7~40V |
5V |
4.5A |
1.5mA |
5V |
150KHZ |
PSOP8 |
|
Active |
5V/2A同步降压 |
2.5~5V |
ADJ |
2A |
20uA |
0.6V |
1.5MHZ |
SOT23-5 |
|
Active |
5V/1.4A同步降压 |
2.5~5V |
ADJ |
1.4A |
25uA |
0.6V |
1.5MHZ |
SOT23-5 |
|
NRFND |
40V/2.8A非同步降压/CC/CV |
8~36V |
ADJ |
2.8A |
2mA |
1V |
250KHZ |
PSOP8 |
|
Active |
5V/3A同步降压 |
3.3~18V |
ADJ |
2A |
10uA |
0.6V |
1.5MHZ |
SOT23-6 |