CXSU63248是一款1.2兆赫固定频率、电流模式、高效率的同步升压调节器，可将0.9伏的输入电压转换为4伏的输出电压。它采用极低的Rdson N-MOS作为主开关，P-MOS作为同步开关，不需要外加肖特基二极管，提高了系统效率。它可以在关机操作期间断开输出。CXSU63248适用于通常由单电池或双电池镍镉（NICd）、米克尔金属氢化物（NiMH）或碱性电池供电的系统。
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7.相关产品
产品概述 返回TOP
产品特点 返回TOP
0.9V To 4V Wide Input Range
4V Max Output Voltage
1.8A Internal Switch
Up To 95% Efficiency
< 1ua Shut Down Current
1.2mhz Switching Frequency
Minimum On Time: 80ns Typical
Minimum Off Time: 60ns Typical
Output Disconnect At Shutdown
Low RDS(ON) (Main Switch/Synchronous Switch) At 3.3V Output: 90/200mΩ
Compact SOT23-6
应用范围 返回TOP
LiIon or LiPolymer Powered Cell Phones, DSCs, PMP, GPS.
Alkaline Battery Powered Electronic Equipment.
Wireless Mouse.
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
a
电路原理图 返回TOP
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Single Output Step Up Regulator(Integrated Switch) |
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|
Part Number |
Vin (min) (V) |
Vin (max) (V) |
UVLO (V) |
Ilim(A) |
Fsw (MHz) |
Vout,max(V) |
Feedback Voltage (V) |
Feedback Voltage accuracy |
Input Quiescent Current(uA) |
Package |
|
0.7 |
5 |
0.75 |
0.4 |
5.25 |
0.5 |
±3% |
0.5 |
SOT363 |
||
|
0.7 |
5 |
0.75 |
0.2 |
5.25 |
0.5 |
±3% |
0.5 |
SOT363 |
||
|
0.7 |
5 |
0.75 |
0.35 |
3.3 |
3.3 |
±3% |
0.5 |
SOT235 |
||
|
0.7 |
5 |
0.75 |
0.35 |
3 |
3 |
±3% |
0.5 |
SOT235 |
||
|
0.7 |
5 |
0.75 |
0.35 |
5.25 |
1 |
±3% |
0.5 |
SOT363 |
||
|
0.7 |
5 |
0.75 |
0.35 |
5.25 |
5 |
±3% |
0.5 |
SOT363 |
||
|
0.9 |
4 |
0.9 |
1.8 |
1.2 |
4 |
1.2 |
±3% |
65 |
SOT236 |
|
|
1.8 |
5.25 |
1.78 |
3.2 |
0.5 |
5.5 |
1.2 |
±1.5% |
10 |
QFN2x210 |
|
|
1.8 |
5.25 |
1.78 |
5 |
0.5 |
5.5 |
1.2 |
±1.5% |
10 |
QFN2X210 |
|
|
1.8 |
5.25 |
1.78 |
5 |
0.5 |
5.5 |
1.2 |
±1.5% |
10 |
QFN2X210 |
|
|
1.8 |
5.25 |
1.78 |
6 |
0.5 |
5.5 |
1.2 |
±1.5% |
10 |
QFN2X210 |
|
|
1.8 |
5.25 |
1.78 |
6 |
0.5 |
5.5 |
1.2 |
±1.5% |
10 |
QFN2X210 |
|
|
1.8 |
5.25 |
1.78 |
6 |
0.5 |
5.5 |
1.2 |
±1.5% |
10 |
QFN2x210 |
|
|
2.5 |
5.5 |
3 |
1 |
5.5 |
1.2 |
±1.5% |
8 |
TSOT236 |
||
|
2 |
5.5 |
2 |
6 |
0.5 |
5.5 |
1.2 |
±1.5% |
10 |
QFN2X210 |
|
|
2.3 |
5.25 |
2.3 |
6 |
0.5 |
5.5 |
1.2 |
±1.5% |
2 |
QFN 2x38 |
|
|
3 |
25 |
2.3 |
0.6 |
1 |
25 |
0.6 |
±2% |
100 |
SOT236 |
|
|
3 |
8 |
1.8 |
2 |
1 |
16 |
0.6 |
±2% |
100 |
SOT236 |
|
|
3 |
25 |
2.7 |
2 |
1 |
25 |
0.6 |
±2% |
100 |
SOT236 |
|
|
3 |
33 |
2.1 |
2 |
1 |
33 |
0.6 |
±2% |
100 |
SOT236 |
|
|
3 |
30 |
2.85 |
15 |
adj. |
30 |
1 |
±1.5% |
220 |
QFN4x418 |
|
|
3.5 |
30 |
3 |
2 |
0.85 |
30 |
1 |
±2% |
150 |
SOT236 |
|
|
2 |
6 |
1.9 |
2.5 |
1 |
6 |
0.6 |
±2% |
200 |
SOT236 |
|
|
2.5 |
5.5 |
2.4 |
2.5 |
1 |
6 |
0.6 |
±2% |
200 |
DFN3x312 |
|
|
2 |
6 |
1.9 |
4 |
1 |
6 |
0.6 |
±2% |
100 |
DFN3x310 |
|
|
8.6 |
15.9 |
8.3 |
4.5 |
0.5 |
16 |
1.25 |
±1.5% |
120 |
DFN3x310 |
|
|
3 |
9 |
2.9 |
6 |
1 |
13 |
1 |
±2% |
600 |
QFN3x316 |
|
|
3 |
5.5 |
3 |
9 |
adj. |
36 |
1.25 |
±2% |
380 |
DFN3X310 |
|
|
3 |
16 |
2.85 |
15 |
adj. |
18 |
1 |
±1.5% |
220 |
QFN4x418 |
|
|
3 |
16 |
2.85 |
15 |
adj. |
16 |
1 |
±1.5% |
230 |
QFN4x418 |
|
|
3 |
33 |
2.7 |
4 |
1 |
33 |
0.6 |
±2% |
100 |
QFN3x310 |
|
|
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