CXOA4208是一种1芯片,由一个独立的运算放大器(OPA2)和另一个运算放大器(OPA1)组成,在非逆变输入端具有2.5V的精确电压基准,在许多应用中,如电源的二次反馈控制、DC/DC转换器或适配器,应用于提供空间和低成本。
CXOA4208是一款高性能集成电路,采用少量的外部元件,设计成反馈电路。典型应用实例的电路图如下。
˙固定参考电压:2.5V
˙参考电压精度:1%
˙输出漏电流高达100mA
˙低静态电源电流
˙宽工作电压范围:3~32V(+/-16V)
˙低输入偏置电压
˙单位增益带宽:0.9MHz
[ CXOA4208 ]
产品技术资料帮助
查看全部>
目录
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)
一.产品概述
The CXOA4208, a 1-chip composed of one independent op-amp (OPA2) and another op-amp (OPA1) with a 2.5V precision voltage reference on non-inverting input, applied to offer space and low cost in many applications such as the secondary feedback control of power supply, DC/DC converter or adaptor.
Using few external components, CXOA4208, a high performance integrated IC, is designed for a feedback circuit. The circuit diagram of the typical application example is as below.
二.产品特点
˙Fixed Reference Voltage: 2.5V
˙Reference Voltage Precision: 1%
˙Output sink current up to 100mA
˙Low quiescent supply current
˙Wide operating voltage range: 3~32V(+/-16V)
˙Low input offset voltage
˙Unit gain bandwidth: 0.9MHz
˙Package: PDIP8/SOP8
三.应用范围
Ø Battery Charger
Ø High Side Rail Current Detector
Ø SPS (Adaptor)
Ø Current Sense Networking System
四.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!
五.产品封装图
六.电路原理图
七.相关芯片选择指南 更多同类产品......
运算放大器OPERATIONAL AMPLIFIER | ||||||||
Part No. | VIN | IOUT | Reference | Swing | Notes | Package | Status | |
(Min) | (Max) | Voltage | ||||||
(V) | (mA) | (V) | ||||||
CXOA4205 | 3 | 25 | 20 | 1.25 | Rail-to-Rail | Reference V on non-Inverting Input | SOT23-5 | MP |
CXOA4206 | 3 | 25 | 20 | 1.25 | Rail-to-Rail | Reference V on Inverting Input | SOT23-5 | MP |
CXOA4207 | 3 | 25 | 20 | 1.25 | Rail-to-Rail | Single OP | SOT23-5 | MP |
CXOA4208 | 2.5 | 32 | 100 | 2.5 | Rail-to-Rail | Dual OP and Renerence V Input | SOP8 | MP |
CXOA4209 | 3 | 20 | 10 | 1.25 | Rail-to-Rail | Dual OP and Renerence V Input | SOT23-5 | MP |
◀ 上一篇:CXOA4207运算放大器OPA组成的单芯片开放式集电极输出电源二次反馈控制交直流变换器或适配器3.0V~25V宽工作电压集电极开路输出吸收电流高达20毫安
下一篇▶:CXOA4209集成双运算放大器和精密分路调节器低功率RCC电路进行电流控制和电流检测固定参考电压1.25V输出电流:5mA
|