CXSD6274 CXSD6274C使用固定的300kHz开关频率、电压模式和同步PWM控制器来驱动双N通道mosfet。该装置将控制、监测和保护功能集成到一个整体中，提供一个带欠压和过流保护的受控电源输出。CXSD6274 CXSD6274C为输出负载变化提供了极好的调节。内部0.8V温度补偿参考电压是为满足低输出电压应用而设计的。一个内置的数字软启动与固定的软启动间隔防止输出电压超调，以及限制输入电流
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1.产品概述 2.产品特点
3.应用范围 4.技术规格书下载（PDF文档）
5.产品封装 6.电路原理图
7.相关产品
产品概述
产品特点
· Single 12V Power Supply Required
· Fast Transient Response - 0~90% Duty Ratio
· 0.8V Reference with 1% Accuracy
· Shutdown Function by Controlling COMP Pin Voltage
· Internal Soft-Start (3.4ms) Function
· Voltage Mode PWM Control Design
· Under-Voltage Protection
· Over-Current Protection - Sense Low Side MOSFET’s RDS(ON)
· 300kHz Fixed Switching Frequency
· SOP-8 Package
· Lead Free and Green Devices Available (RoHS Compliant)
应用范围
· Graphics Card
· Mother Board
技术规格书（产品PDF)
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
电路原理图
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Switching Regulator > Buck Controller |
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|
Part_No |
Package |
Topology |
Archi tectu |
Phase |
No.of PWM Output |
Output Current (A) |
Input Voltage (V) |
Reference Voltage (V) |
Bias Voltage (V) |
Quiescent Current (uA) |
|
|
min |
max |
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|
SOP-14|QSOP-16 QFN4x4-16 |
Buck |
VM |
1 |
1 |
30 |
2.9 |
13.2 |
0.9 |
12 |
8000 |
|
|
SOP-8 |
Buck |
VM |
1 |
1 |
20 |
2.9 |
13.2 |
0.8 |
12 |
5000 |
|
|
SOP-8 |
Buck |
VM |
1 |
1 |
20 |
2.9 |
13.2 |
0.8 |
12 |
5000 |
|
|
QFN4x4-24 |
Multiphase |
VM |
2 |
1 |
60 |
3.1 |
13.2 |
0.6 |
12 |
5000 |
|
|
SOP-8 |
Buck |
VM |
1 |
1 |
20 |
2.2 |
13.2 |
0.8 |
5~12 |
2100 |
|
|
SOP-8 |
Buck |
VM |
1 |
1 |
20 |
2.2 |
13.2 |
0.8 |
5~12 |
2100 |
|
|
SOP8|TSSOP8 |
Buck |
VM |
1 |
1 |
5 |
5 |
13.2 |
1.25|0.8 |
5~12 |
3000 |
|
|
SOP-8 |
Buck |
VM |
1 |
1 |
10 |
3.3 |
5.5 |
0.8 |
5 |
2100 |
|
|
SOP-14 |
Buck |
VM |
1 |
1 |
10 |
5 |
13.2 |
0.8 |
12 |
2000 |
|
|
TSSOP-24 |QFN5x5-32 |
Buck |
VM |
1 |
2 |
20 |
5 |
13.2 |
0.6 |
5~12 |
4000 |
|
|
SOP14|QSOP16 |QFN-16 |
Buck |
VM |
1 |
1 |
30 |
2.9 |
13.2 |
0.9 |
12 |
4000 |
|
|
SOP-14 |
Buck |
VM |
1 |
1 |
30 |
2.2 |
13.2 |
0.6 |
12 |
5000 |
|
|
SOP-14 |
Buck |
VM |
1 |
1 |
30 |
2.2 |
13.2 |
0.6 |
12 |
5000 |
|
|
SOP-14 |
Buck |
VM |
1 |
1 |
25 |
2.2 |
13.2 |
0.8 |
12 |
5000 |
|
|
LQFP7x7 48 |TQFN7x7-48 |
Buck|Boost |Flyback |
VM |
1 |
6 |
0.015 |
1.4 |
6.5 |
- |
5 |
1800 |
|
|
TSSOP-24P |
Buck |
VM |
1 |
2 |
20 |
2.97 |
5.5 |
0.8 |
5~12 |
5000 |
|
|
SOP-14 |
Buck |
VM |
1 |
1 |
10 |
5 |
13.2 |
0.8 |
12 |
3000 |
|
|
SOP-8-P|DIP-8 |
Buck |
VM |
1 |
1 |
30 |
2.9 |
13.2 |
1.2 |
12 |
3000 |
|
|
SSOP28 QFN4x4-24 |
Buck |
VM |
1 |
2 |
20 |
5 |
24 |
0.9 |
5 |
1200 |
|
|
SOP-20 |
Buck |
VM |
1 |
2 |
20 |
2.2 |
13.2 |
0.6 |
5~12 |
4000 |
|
|
SOP8|DFN3x3-10 |
VM |
1 |
2 |
- |
- |
- |
- |
5~12 |
550 |
||
|
DIP8|SOP-8 |
Buck|Boost |Flyback |Forward |
VM |
1 |
1 |
1 |
1.2 |
9 |
24 |
5 |
9 ~ 24 |
|
|
SSOP16|QFN4x4-16 |TQFN3x3-16 |
Buck |
VM |
1 |
1 |
25 |
3 |
25 |
0.6 |
5 |
1700 |
|
|
TDFN3x3-10 |
Buck |
COT |
1 |
1 |
25 |
3 |
25 |
0.5 |
5 |
350 |
|
|
QFN4x4-24 |
Buck |
CM |
2 |
1 |
40 |
4.5 |
13.2 |
0.6 |
5~12 |
4000 |
|
|
SOP8P|TDFN3x3-10 |
Buck |
VM |
1 |
1 |
20 |
3 |
13.2 |
0.8 |
5~12 |
2500 |
|
|
SOP8P |
Buck |
VM |
1 |
1 |
25 |
3 |
13.2 |
0.6|0.8 |
5~12 |
1200 |
|
|
TDFN3x3-10 |
Buck |
VM |
1 |
1 |
25 |
4 |
13.2 |
0.8 |
5~12 |
2000 |
|
|
TDFN3x3-10 |
Buck |
COT |
1 |
1 |
25 |
4.5 |
25 |
0.6 |
5~12 |
80 |
|
|
SOP-8P |
Buck |
VM |
1 |
1 |
25 |
4.5 |
13.2 |
0.8 |
5~12 |
16000 |
|
|
TQFN3x3-10 |
Buck |
VM |
1 |
1 |
25 |
4.5 |
13.2 |
0.6 |
5~12 |
2500 |
|
|
TDFN3x3-10 |
Buck |
COT |
1 |
1 |
30 |
3 |
25 |
0.8 |
5~12 |
2000 |
|
|
TQFN3x3-16 |
Buck |
COT |
1 |
1 |
30 |
1.8 |
28 |
0.6 |
5 |
600 |
|
|
TQFN 3x3 16 |
Buck |
COT |
1 |
1 |
30 |
1.8 |
28 |
0.6 |
5 |
600 |
|
|
QFN4x4-24 |
Buck |
VM |
2 |
1 |
50 |
4.5 |
13.2 |
0.6 |
5~12 |
5000 |
|
|
TQFN4x4-24 |
Buck |
COT |
1 |
2 |
15 |
6 |
25 |
2 |
N |
550 |
|
|
TQFN4x4-24 |
Buck |
COT |
1 |
2 |
15 |
6 |
25 |
2 |
N |
550 |
|
|
TQFN4x4-4 TQFN3x3-20 |
Buck |
COT |
1 |
2 |
20 |
3 |
28 |
0.75 |
5 |
800 |
|
|
TQFN3x3-16 |
Buck |
COT |
1 |
1 |
20 |
1.8 |
28 |
0.75 |
5 |
400 |
|
|
QFN3.5x3.5-14 |TQFN3x3-16 |
Buck |
COT |
1 |
1 |
20 |
1.8 |
28 |
0.75 |
5 |
400 |
|
|
TQFN3x3-16 |
Buck |
COT |
1 |
2 |
20 |
1.8 |
28 |
0.75 |
5 |
400 |
|
|
QFN3x3-20 TQFN3x3-16 |
Buck |
COT |
1 |
2 |
20 |
3 |
28 |
1.8|1.5|0.5 |
5 |
740 |
|
|
TQFN4x4-24 |QFN3x3-20 |
Buck |
CM |
1 |
2 |
15 |
5 |
28 |
0.5 |
N |
3000 |
|
|
TDFN3x3-10 |
Buck |
COT |
1 |
1 |
20 |
1.8 |
28 |
0.5 |
5 |
250 |
|
|
TQFN3x3-20 |
Buck |
COT |
1 |
2 |
15 |
6 |
25 |
2 |
N |
550 |
|
|
TQFN 3x3 20 |
Buck |
COT |
2 |
2 |
11 |
6 |
25 |
2 |
N |
550 |
|
|
TQFN3x3-20 |
Buck |
COT |
2 |
2 |
11 |
5.5 |
25 |
2 |
N |
280 |
|
|
QFN4x4-24 |
Multiphase |
VM |
2 |
1 |
60 |
3.1 |
13.2 |
0.85 |
12 |
5000 |
|
|
SOP-8P |
Buck |
VM |
1 |
1 |
20 |
2.9 |
13.2 |
0.8 |
12 |
16000 |
|
|
SOP-20 |
Buck |
VM |
2 |
2 |
30 |
10 |
13.2 |
1 |
12 |
5000 |
|
|
TDFN3x3-10 |
Buck |
COT |
1 |
1 |
25 |
1.8 |
28 |
0.7 |
5 |
250 |
|
|
TQFN3x3-20 |
Buck |
COT |
2 |
1 |
40 |
1.8 |
25 |
REFIN Setting |
5 |
700 |
|
|
QFN 3x3 20 TQFN 3x3 16 |
Buck |
COT |
1 |
2 |
20 |
3 |
28 |
1.8|1.5 1.35|1.2 0.5 |
5 |
800 |
|
|
TQFN3x3 20 |
Buck |
COT |
1 |
2 |
15 |
3 |
28 |
0.75 |
5 |
220 |
|
|
TQFN3x3 20 |
Buck |
COT |
1 |
2 |
15 |
3 |
28 |
0.75 |
5 |
220 |
|
|
TQFN3x3-20 |
Buck |
COT |
1 |
2 |
20 |
3 |
28 |
0.75 |
5 |
180 |
|
◀ 上一篇:固定300kHz开关率频CXSD6273同步buck-PWM线性控制器0.8V参考输出电压以及监控和保护功能于一体。固定300kHz开关
下一篇▶:CXSD6274C 固定的300kHz开关频率电压模式和同步PWM控制器来驱动双N通道mosfet
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