CXOA4205运算放大器OPA 1.25V的非逆变输入电压基准开放式集电极输出组成的单片机3.0V~25V宽工作电压用于OCP探测器

CXOA4205是一个由一个运算放大器（OPA）和一个1.25V的非逆变输入电压基准和一个开放式集电极输出组成的单片机。它在电源二次反馈控制、交直流变换器或适配器等应用中具有空间小、成本低等优点。CXOA4205设计用于OCP探测器，几乎没有外部组件。典型应用实例的电路图如下图所示。
˙固定参考电压：1.25V
高温高精度：1%
˙3.0V~25V宽工作电压
˙吸收电流高达20毫安
˙低输入偏置电压：1mV

                          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）

   5.产品封装      6.电路原理图     7.相关产品

一.产品概述

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 The CXOA4205 is a single chip composed one op-amp (OPA) with a 1.25V precision voltage reference on non-inverting input and an open collector output. It offers space and low cost in many applications such as the secondary feedback control of power supply, AC to DC converter or adaptor.
    The CXOA4205 is designed to used as OCP detector with few external components. The circuit diagram for typical application example is shown as below. 

二.产品特点

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˙Fixed Reference Voltage: 1.25V
˙High Precision Over Temperature: 1%
˙Wide Operating Voltage From 3.0V~25V
˙Sink Current up to 20mA
˙Low Input Offset Voltage: 1mV
˙Package: SOT23-5L

三.应用范围

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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)

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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

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六.电路原理图

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七.相关芯片选择指南                更多同类产品......

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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