为了降低开关调节器产生的噪声,在电路设计和制造中充分考虑了CXDC65165-27PX CXDC65165-28PX CXDC65165-30PX CXDC65165-33PX CXDC65165-36PX CXDC65165-40PX CXDC65165-50PX,从而大大降低了器件对其它电路的干扰,CXDC65165-27PX CXDC65165-28PX CXDC65165-30PX CXDC65165-33PX CXDC65165-36PX CXDC65165-40PX CXDC65165-50PX集成了稳定的参考电路和微调技术,因此,它可以提供高精度和低温度漂移系数的输出电压。CXDC65165-27PX CXDC65165-28PX CXDC65165-30PX CXDC65165-33PX CXDC65165-36PX CXDC65165-40PX CXDC65165-50PX可在SOT-89-3、SOT-23-3和SOT-23-5封装中使用,不含铅。在5针封装中,如SOT-23-5,通过CE-pin可以很容易地打开或关闭设备,以最小化备用电源电流
CXDC65165-27PX CXDC65165-28PX CXDC65165-30PX CXDC65165-33PX CXDC65165-36PX CXDC65165-40PX CXDC65165-50PX系列是基于CMOS的PFM升压DC-DC转换器。该转换器可以启动电源电压低至0.8V,并能提供最大输出电流在3.3V输出1.8V的输入电压。从电源汲取的静态电流低至7uA。所有这些特性使CXDC65165-27PX CXDC65165-28PX CXDC65165-30PX CXDC65165-33PX CXDC65165-36PX CXDC65165-40PX CXDC65165-50PX系列适合由单电池供电到四电池供电的便携式设备。
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目录
7.相关产品
产品概述 返回TOP
To reduce the noise caused by the switch regulator, CXDC65165-27PX CXDC65165-28PX CXDC65165-30PX CXDC65165-33PX CXDC65165-36PX CXDC65165-40PX CXDC65165-50PX is well considerated in circuit design and manufacture, so that the interferer to other circuits by the device is reduced greatly.CXDC65165-27PX CXDC65165-28PX CXDC65165-30PX CXDC65165-33PX CXDC65165-36PX CXDC65165-40PX CXDC65165-50PX integrates stable reference circuits and trimming technology, so it can afford high precision and low temperature-drift coefficient of the output voltage.CXDC65165-27PX CXDC65165-28PX CXDC65165-30PX CXDC65165-33PX CXDC65165-36PX CXDC65165-40PX CXDC65165-50PX is available in SOT-89-3、SOT-23-3 and SOT-23-5 packages which is PB free. And in 5-pin packages, such as SOT-23-5, the device can be switch on or off easily by CE pin, to minimize the standby supply current
The CXDC65165-27PX CXDC65165-28PX CXDC65165-30PX CXDC65165-33PX CXDC65165-36PX CXDC65165-40PX CXDC65165-50PX series are CMOS-based PFM step-up DC-DC Converter. The converter can start up by supply voltage as low as 0.8V, and capable of delivering maximum 200mA output current at 3.3V output with 1.8V input Voltage.Quiescent current drawn from power source is as low as 7uA. All of these features make CXDC65165-27PX CXDC65165-28PX CXDC65165-30PX CXDC65165-33PX CXDC65165-36PX CXDC65165-40PX CXDC65165-50PX series be suitable for the portable devices, which are supplied by a single battery to four-cell batteries.
产品特点 返回TOP
Deliver 200mA at 3.3V Output voltage with 1.8V input Voltage
Low start-up voltage (when the output current is 1mA)-------0.8V
The converter output voltage can be adjusted from 2.5V~6.0V(In 0.1V step).
Output voltage accuracy -----------±2%
Low temperature-drift coefficient of the output voltage---------------- 100ppm/℃
Only three external components are necessary: An inductor, a Schottky diode and an output filter capacitor
High power conversion efficiency---85%
Low quiescent current drawn from power source----------<7uA
应用范围 返回TOP
u Power source for PDA、DSC、MP3 Player、electronic toy and wireless mouse
u Power source for a single or dual-cell battery-powered equipments
u Power source for LED
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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型号 |
封装 |
拓扑架构 |
输出最大电流 |
输出电压 |
静态电流 |
最大开关频率 |
最大电压应力 |
工作模式 |
SOP8 |
BUCK |
2.1A |
5.1V |
220uA |
150KHz |
40V |
PWM |
|
SOT-23-3 |
BOOST |
0.2A |
3.0V |
7uA |
350KHz |
12V |
PFM |
|
SOT-23-3 |
BOOST |
0.2A |
3.6V |
7uA |
350KHz |
12V |
PFM |
|
SOT-23-3 |
BOOST |
0.2A |
3.3V |
7uA |
350KHz |
12V |
PFM |
|
SOT-23-3 |
BOOST |
0.2A |
5.0V |
7uA |
350KHz |
12V |
PFM |
|
SOT-89 |
BOOST |
0.2A |
2.7V |
7uA |
350KHz |
12V |
PFM |
|
SOT-89 |
BOOST |
0.2A |
2.8V |
7uA |
350KHz |
12V |
PFM |
|
SOT-89 |
BOOST |
0.2A |
3.0V |
7uA |
350KHz |
12V |
PFM |
|
SOT-89 |
BOOST |
0.2A |
3.3V |
7uA |
350KHz |
12V |
PFM |
|
SOT-89 |
BOOST |
0.2A |
3.6V |
7uA |
350KHz |
12V |
PFM |
|
SOT-89 |
BOOST |
0.2A |
4.0V |
7uA |
350KHz |
12V |
PFM |
|
SOT-89 |
BOOST |
0.2A |
5.0V |
7uA |
350KHz |
12V |
PFM |
|
SOT-23-5 |
BOOST |
0.2A |
3.0V |
7uA |
350KHz |
12V |
PFM |
|
SOT-23-5 |
BOOST |
0.2A |
3.3V |
7uA |
350KHz |
12V |
PFM |
|
SOT-23-5 |
BOOST |
0.2A |
3.6V |
7uA |
350KHz |
12V |
PFM |
|
SOT-23-5 |
BOOST |
0.2A |
5.0V |
7uA |
350KHz |
12V |
PFM |