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English1.3A输出电流1.5MHz同步降压变换器高效高频同步降压DC稳压器定频运行CXSD62307L轻载高效PFM模式100%占空比
目录
7.相关产品
产品概述 返回TOP
The CXSD62307L is high-efficiency,high frequency synchronous step-down
DC-DC regulator ICs capable of delivering up to 1.3A output currents.The CXSD62307L
can operate over a wide input voltage range from 2.3V to 6V and integrates main switch and synchronous switch with very low R DS(ON) to minimize the conduction loss.It is ideal for
powering portable equipment that runs from a single cell Lithium-Ion(Li+) battery.The
output voltage can be regulated as low as 0.6V.The CXSD62307L can also run at 100%
duty cycle for low dropout operation,extending battery life in portable system.This device
offers two operation modes,PWM mode and PFM mode switching control,which allows
a high efficiency over the wide range of the load. The CXSD62307L is offered in a low
profile 5-pin SOT package,and is available in an adjustable version.
产品特点 返回TOP
High Efficiency: Up to 96%
1.5MHz Constant Frequency Operation
1.3A Output Current
No Schottky Diode Required
2.3V to 6V Input Voltage Range
Output Voltage as Low as 0.6V
PFM Mode for High Efficiency in Light Load
100% Duty Cycle in Dropout Operation
Low Quiescent Current: 35μA
Slope Compensated Current Mode Control for
Excellent Line and Load Transient Response
Short Circuit Protection
Thermal Fault Protection
Inrush Current Limit and Soft Start
<1μA Shutdown Current
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
Set Top Box
技术规格书（产品PDF) 返回TOP
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产品封装图 返回TOP
电路原理图 返回TOP
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单输出降压转换器Single Output Step Down Regulator (Power Switch Integrated) |
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Part Number |
Function |
Vin(V) |
Iout |
Fsw |
VREF |
HSFET Ron(Ω) |
LSFET Ron(Ω) |
Special Function |
Constnt current |
Package |
|
高效同步降压 |
2～6 |
0.8A |
1.5MHz |
0.6V |
0.3 |
0.3 |
QR |
Int SS/Comp |
SOT23-5 |
|
|
高效同步降压 |
2～6 |
0.8A |
1.5MHz |
0.6V |
0.3 |
0.3 |
QR |
Int SS/Comp |
SOT23-5 |
|
|
高效同步降压 |
2.3～6 |
1.5A |
1.5MHz |
0.6V |
0.13 |
0.1 |
QR |
Int SS/Comp |
SOT23-5 |
|
|
高效同步降压 |
2.3～6 |
1.3A |
1.5MHz |
0.6V |
0.13 |
0.1 |
QR |
Int SS/Comp |
SOT23-5 |
|
|
高效同步降压 |
2.3～6 |
1.3A |
1.5MHz |
0.6V |
0.15 |
0.12 |
QR |
Int SS/Comp |
DFN2x2-6 |
|
|
高效同步降压 |
2.3～6 |
2A |
1.5MHz |
0.6V |
0.1 |
0.09 |
QR |
Int SS/Comp |
DFN3x3-10 |
|
|
高效同步降压 |
2.3～6 |
2A |
1.5MHz |
0.6V |
0.1 |
0.09 |
QR |
Int SS/Comp |
SOP8 |
|
|
高效同步降压 |
2.3～6 |
2A |
1.5MHz |
0.6V |
0.1 |
0.08 |
QR |
Int SS/Comp |
SOT23-6 |
|
|
高效同步降压 |
2.3～6 |
3A |
1.5MHz |
0.6V |
0.09 |
0.08 |
QR |
Int SS/Comp |
ESOP8 |
|
|
高效同步降压 |
4.5～18 |
1.2A |
1.2/0.6MHz |
0.923V |
0.15 |
0.1 |
QR |
Int SS/Comp |
SOT23-6 |
|
|
高效同步降压 |
4.5～18 |
2A |
1.2/0.6MHz |
0.923V |
0.1 |
0.09 |
QR |
Int SS/Comp |
SOP8 |
|
|
高效同步降压 |
4.5～18 |
3A |
1.2/0.6MHz |
0.923V |
0.08 |
0.08 |
QR |
Int SS/Comp |
ESOP8 |
|
|
高效同步降压 |
4～15 |
1A |
0.6MHz |
0.6V |
0.12 |
0.09 |
QR |
Int SS/Comp |
SOT23-6 |
|
|
高效同步降压 |
2～6 |
0.8A |
1.5MHz |
0.6V |
0.35 |
0.3 |
QR |
Int SS/Comp |
SOT23-5 |
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