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ZXCT1020E5TA PDF预览

ZXCT1020E5TA

更新时间: 2024-02-08 22:58:04
品牌 Logo 应用领域
美台 - DIODES 电源电路电源管理电路监视器光电二极管
页数 文件大小 规格书
14页 1154K
描述
Low offset current output current monitor

ZXCT1020E5TA 技术参数

是否Rohs认证: 符合生命周期:Transferred
包装说明:SOT-23, 5 PINReach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.3Is Samacsys:N
可调阈值:NO模拟集成电路 - 其他类型:POWER SUPPLY SUPPORT CIRCUIT
JESD-30 代码:R-PDSO-G5JESD-609代码:e3
长度:2.9 mm湿度敏感等级:1
信道数量:1功能数量:1
端子数量:5最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:LSSOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, LOW PROFILE, SHRINK PITCH认证状态:Not Qualified
座面最大高度:1.45 mm最大供电电压 (Vsup):20 V
最小供电电压 (Vsup):2.5 V标称供电电压 (Vsup):15 V
表面贴装:YES温度等级:INDUSTRIAL
端子面层:Matte Tin (Sn)端子形式:GULL WING
端子节距:0.95 mm端子位置:DUAL
宽度:1.55 mmBase Number Matches:1

ZXCT1020E5TA 数据手册

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ZXCT1020  
ZXCT1020  
Low offset current output current monitor  
Description  
The ZXCT1020 is a precision high-side current Current output enables the user to set the gain  
sense monitor. Using this type of device via these external resistors. Using two external  
eliminates the need to disrupt the ground resistors to set the gain ensures optimal  
plane when sensing a load current.  
versatility as the transconductance can be varied  
to meet the output impedance requirements of  
the load that the ZXCT1020 has to drive.  
The ZXCT1020 uses two external resistors to  
set the overall voltage gain for applications  
where improved accuracy at small sense The very low offset voltage enables a typical  
voltages is required. For fixed gain variants accuracy of 3% for sense voltages of only 10mV,  
Zetex offers the ZXCT1021 (G=10) and giving better tolerances for small sense  
ZXCT1022 (G=100).  
resistors necessary at higher currents.  
The ZXCT1020 footprint follows that of the The wide input voltage range of 20V down to as  
ZXCT1021/2 with only 2 additional resistors low as 2.5V make it suitable for a range of  
required:  
applications. With a minimum operating current  
of just 25µA, combined with its SOT23-5  
package make it suitable for portable battery  
equipment too.  
One resistor between pins 1 and 4 for setting  
transconductance, and the other between  
pins 3 and 2 for setting overall gain.  
Features  
Applications  
Accurate high-side current sensing  
Versatile current output scaling  
2.5V - 20V operating range  
25µA quiescent current  
1% typical accuracy  
Battery chargers  
Over-current monitor  
Motherboard power supply current measurement  
Level translating  
Programmable current source  
SOT23-5 package  
Pinout information  
Typical application circuit  
IL  
S-  
(LOAD)  
5
1
2
3
5
4
S+  
GND  
OUT  
S-  
RS  
RSH  
VB  
4
1
3
S+  
-
VB  
+
Top view  
VOUT  
RG  
ZXCT1020  
2
GND  
Ordering information  
Order reference  
Package  
Device  
marking  
Status  
Reel size  
(inches)  
Quantity Tape width  
per reel  
(mm)  
ZXCT1020E5TA  
SOT23-5  
1020  
Preview  
7
3000  
8
Issue 1 - August 2007  
© Zetex Semiconductors plc 2007  
1
www.zetex.com  

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