CXSD62261是一款能够驱动4A连续负载并带有优良线性和负载调整率的的同步降压型变换器。输入电压范围是4.5V到30V，它可工作在CC（恒流）模式下或CV（恒压）模式下。通过调节外部的电阻分压器提供了可编程的电缆补偿。可将COMP pin拉低至小于0.14V来实现外部关断功能。故障保护包括电流限制,短路保护和热关断。
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产品概述 返回TOP
产品特点 返回TOP
•4.5V到30V宽输入电压范围
•80KHz到800KHz的的开关频率可调
•CC/CV的模式控制
•达到4A的输出电流
•+/- 1.5% 电压基准精度
•+/-4%的恒流精度
•可编程电缆补偿
•内置的软启动
•单引脚复用外部补偿及关断控制
•打嗝模式的短路保护
•二级电流限制
•热关断
•SOP-8（EP）封装
•符合RoHS规范及Pb-Free
4.5V to 30V Wide Input Operating Range
80kHz~800kHz Switching Frequency Selection
CC/CV Mode Control
Up to 4A Output Current
+/- 1.5% Voltage Reference Accuracy
+/- 4% Constant Current Accuracy
Programmable Cable Compensation
Internal Soft Start
Single Pin to External Compensation and Shutdown Control
Hiccup Short Circuit Protection
Secondary Cycle-by-Cycle Current Limit
Thermal Shutdown
Available in SOP-8 (EP) Package
RoHS Compliant and 100% Lead(Pb)-Free Halogen-Free
应用范围 返回TOP
•汽车充电
•便携式充电应用
•带有电流限制的DC/DC转换器
Car Charger
Portable charger applications
DC/DC converters with current limited
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DC/DC开关稳压器 > 降压转换器/控制器 |
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Part Number |
remark |
Iout (mA) |
Vin (V) |
Vout (V) |
IQ (μA) |
FB (V) |
Freq. (KHz) |
Peak Efficency (%) |
Package |
|
6A, 30V, Synchronous Step-Down Converter with Programmable Frequency |
6000 |
2.7~30 |
0.8~20 |
1000 |
0.8 |
100~1000 |
>95 |
TQFN-23L |
|
|
2A, 30V, 340KHz Synchronous Step-Down Converter |
2000 |
4.5~30 |
0.92~20 |
1000 |
0.92 |
340 |
>94 |
SOP-8 |
|
|
3A, 30V, 340KHz Synchronous Step-Down Converter |
3000 |
4.5~30 |
0.92~20 |
1000 |
0.92 |
340 |
>94 |
SOP-8(EP) |
|
|
CC/CV Mode Synchronous Step-Down Converter |
4000 |
8~36 |
0.6~12 |
1000 |
0.6 |
80~800 |
>95 |
SOP-8(EP) |
|
|
Dual-Channel CC/CV Mode Synchronous Step-Down Controller |
5000 |
8~36 |
0.6~12 |
1000 |
0.6 |
150 |
>95 |
MSOP-10 |
|
|
CC/CV Mode Synchronous Step-Down Converter |
4000 |
4.5~36 |
0.6~20 |
1000 |
0.6 |
80~800 |
>95 |
SOP-8(EP) |
|
|
CC/CV Mode Synchronous Step-Down Converter |
4000 |
4.5~30 |
0.6~12 |
1000 |
0.6 |
80~800 |
>95 |
SOP-8(EP) |
|
|
Dual-Channel CC/CV Mode Synchronous Step-Down Converter |
5000 |
8~36 |
0.6~12 |
1000 |
0.6 |
80~800 |
95 |
SOP-8(EP) |
|
|
5A, CC/CV Mode Step-Down Converter |
5000 |
8~36 |
1.18~12 |
500 |
1.18 |
120 |
>95 |
SOP-8(EP) |
|
|
CC/CV Mode Step-Down Converter |
3000 |
8~36 |
1.18~12 |
500 |
1.18 |
120 |
>95 |
SOP-8 |
|
|
3A,40V,200KHz Step-Down Converter |
3000 |
4.75~40 |
0.92~15 |
550 |
0.92 |
200 |
>95 |
SOP-8(EP) |
|
|
1.5MHz, 800mA Synchronous Step-Down Converter with Soft Start |
800 |
2.5 ~ 5.5 |
0.6~Vin |
270 |
0.6 |
1500 |
> 96 |
TSOT23-5,SOT23-5 |
|
|
3A, Synchronous Step-Down Converter |
3000 |
2.7~5.5 |
0.6~5 |
500 |
0.6 |
1000 |
>96 |
TDFN-10,SOP-8(EP) |
|
|
1A, 2.25MHz Synchronous Step-Down DC/DC Regulator |
1000 |
2.7~5.5 |
0.6~3.3 |
30 |
0.6 |
2250 |
>94 |
TDFN-6 |
|
|
1.5MHz,1A Synchronous Step-Down Converter with Soft Start |
1000 |
2.5 ~ 5.5 |
0.6~5 |
270 |
0.6 |
1500 |
> 96 |
TDFN-6,SOT23-5,TSOT23-5 |
|
|
5A, 3MHz Synchronous Step-Down DC-DC with I2C Compatible Interface |
5000 |
2.7~5.5 |
0.6~1.4 |
52 |
- |
3000 |
- |
WCSP-20 |
|
|
1A, 2.25MHz Synchronous Step-Down DC/DC Regulator |
1000 |
2.7 ~ 5.5 |
0.6~Vin |
30 |
0.6 |
2250 |
> 95 |
TDFN-6,TSOT23-5 |
|
|
Dual High-Efficiency 1.5MHz 1A PWM Step-Down DC-DC Converter |
1000 /1000 |
2.5 ~ 5.5 |
0.6~5 |
270 |
0.6 |
1500 |
> 96 |
TDFN-12 |
|
|
Dual 1A, 2.25MHz Synchronous Step-Down DC/DC Regulator |
1000/1000 |
2.7 ~ 5.5 |
0.6~Vin |
45 |
0.6 |
2250 |
> 95 |
TDFN-10 |
|
|
Dual 1A, 2.25MHz Synchronous Step-Down DC/DC Regulator |
1000/1000 |
2.7 ~ 5.5 |
0.6~Vin |
30 |
0.6 |
2250 |
> 95 |
TDFN-12 |
|
|
1.2A,30V,1.2MHz Step-Down Converter |
1200 |
4.5 ~ 30 |
0.8~15 |
550 |
0.8 |
1200 |
> 92 |
SOT23-6 |
|
|
1.5A, 2.25MHz Synchronous Step-Down DC/DC Regulator |
1500 |
2.7 ~ 5.5 |
0.6~Vin |
30 |
0.6 |
2250 |
> 95 |
TDFN-6 |
|
|
1.5A,40V,200KHz Step-Down Converter |
1500 |
4.75 ~ 40 |
0.92~15 |
550 |
0.92 |
200 |
> 95 |
SOP-8 |
|
|
2A, Synchronous Step-Down Converter |
2000 |
2.7 ~ 5.5 |
0.8~5 |
500 |
0.8 |
1000 |
> 96 |
SOP-8 |
|
|
2A, 30V, 340KHz SynchronousStep-Down Converter |
2000 |
4.5 ~ 30 |
0.923~20 |
450 |
0.923 |
340 |
>93 |
SOP-8 |
|
|
2A, 30V, 340KHz Synchronous Step-Down Converter |
2000 |
4.5~30 |
0.923~20 |
450 |
0.923 |
340 |
>95 |
SOP-8 |
|
|
2A, 30V, 340KHz Synchronous Step-Down Converter |
2000 |
4.5~30 |
0.923~20 |
450 |
0.923 |
340 |
>95 |
SOP-8 |
|
|
3A,30V,500KHz Step-Down Converter |
3000 |
4. 5 ~ 30 |
0.8~12 |
450 |
0.8 |
500 |
> 95 |
SOP-8(EP) |
|
|
3A, 28V, 500kHz Synchronous Step-Down Converter |
3000 |
4.5 ~ 28 |
0.8~24 |
1100 |
0.8 |
500 |
>95 |
SOP-8(EP) |
|
|
3A, 28V, 500kHz Synchronous Step-Down Converter |
3000 |
4.5 ~ 28 |
0.8~24 |
1100 |
0.8 |
500 |
>95 |
SOP-8（EP） |
|
|
3A, 28V, 1MHz Synchronous Step-Down Converter |
3000 |
4.5 ~ 28 |
0.8~24 |
1100 |
0.8 |
1000 |
>95 |
SOP-8(EP),TDFN-8(EP) |
|
|
3A,40V,200KHz Step-Down Converterr |
3000 |
4.75 ~ 40 |
0.92~15 |
550 |
0.92 |
200 |
>95 |
SOP-8(EP) |
|
|
3A, 28V, 1MHz Synchronous Step-Down Converter |
3000 |
4.5 ~ 28 |
0.8~24 |
1100 |
0.8 |
1000 |
>95 |
SOP-8（EP） |
|
|
3A, 30V, 340KHz Synchronous Step-Down Converter |
3000 |
4.5 ~ 30 |
0.925~12 |
450 |
0.925 |
340 |
>95 |
SOP-8(EP) |
|
|
3A, 30V, 340KHz Synchronous Step-Down Converter |
3000 |
4.5~30 |
0.923~20 |
450 |
0.925 |
340 |
>95 |
SOP-8(EP) |
|
|
3.2A, Synchronous Step-Down Converter |
3200 |
2.7 ~ 5.5 |
0.8~5 |
500 |
0.8 |
1000 |
> 96 |
SOP-8(EP) |
|
|
4A, 21V, 500KHz Synchronous Step-Down Converter |
4000 |
4.5 ~ 21 |
0.8~15 |
900 |
0.808 |
500 |
>95 |
SOP-8(EP) |
|
|
5A,30V,500KHz Step-Down Converter |
5000 |
5.5 ~ 30 |
1.222~26 |
550 |
1.222 |
500 |
> 95 |
SOP-8(EP) |
|
|
6A Synchronous Step-Down Converter |
6000 |
3.3~5.5 |
0.6~2 |
1000 |
0.6~2 |
1200 |
>93 |
TQFN-20 |
|
|
4A, Synchronous Step-Down Converter |
4000 |
2.7~5.5 |
0.6-~5 |
500 |
0.6 |
1000 |
96 |
TDFN-10 |
|
|
2A, 24V, 340KHz Synchronous Step-Down Converter |
2000 |
4.5~24 |
0.92~20 |
1000 |
0.92 |
340 |
94 |
SOP-8,TSOT23-8 |
|
|
3A, 24V, 340KHz Synchronous Step-Down Converter |
3000 |
4.5~24 |
0.92~20 |
1000 |
0.92 |
340 |
94 |
SOP-8 |
|
◀ 上一篇:4A负载电流同步的恒压/恒流模式的降压型DC-DC变换器CXSD62260 80KHz~800KHz的可选择开关频率输入电压4.5V～36V
下一篇▶:双通道同步降压型DC-DC变换器5A输出电流CXSD62262恒流/恒压模式控制40V最高输入电压可编程输出电压线补偿内部软启动
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