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STLC5445 PDF预览

STLC5445

更新时间: 2024-09-20 22:42:39
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 电源电路电源管理电路控制器
页数 文件大小 规格书
23页 216K
描述
QUAD LINE FEED CONTROLLER

STLC5445 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:QFP包装说明:HI QUAD PACK-64
针数:64Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.84Is Samacsys:N
可调阈值:YES模拟集成电路 - 其他类型:POWER SUPPLY SUPPORT CIRCUIT
JESD-30 代码:S-PQFP-G64JESD-609代码:e0
长度:14 mm信道数量:1
功能数量:1端子数量:64
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:HQFP
封装等效代码:QFP64/80,.68SQ封装形状:SQUARE
封装形式:FLATPACK, HEAT SINK/SLUG峰值回流温度(摄氏度):NOT SPECIFIED
电源:5 V认证状态:Not Qualified
座面最大高度:3.15 mm子类别:Power Management Circuits
最大供电电流 (Isup):2.5 mA最大供电电压 (Vsup):5.25 V
最小供电电压 (Vsup):4.75 V标称供电电压 (Vsup):5 V
表面贴装:YES温度等级:INDUSTRIAL
端子形式:GULL WING端子节距:0.65 mm
端子位置:QUAD处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:14 mmBase Number Matches:1

STLC5445 数据手册

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STLC5445  
QUAD LINE FEED CONTROLLER  
BATTERY VOLTAGE UP TO 120V  
SUPPLIES POWER FOR UP TO FOUR  
DIGITAL TELEPHONE LINES  
PROGRAMMABLE CURRENT LIMITING  
LONGITUDINAL CURRENT CANCELLATION  
ETSI ETR80 COMPLIANT  
OUTPUT CURRENT UP TO 140 mA  
STATUS CONDITION DETECTION FOR  
HiQUAD-64  
EACH LINE  
AUTOMATIC THERMAL PROTECTION  
AUTO POWER ON SEQUENCE  
ORDERING NUMBER: STLC5445  
OUTPUT STAGE OPTIMIZED FOR MINIMAL  
OUTPUT OVERVOLTAGE PROTECTION  
by a pin strap.  
TWO EXTERNAL RELAY DRIVERS PER LINE  
PARALLEL OR MPI CONTROL INTERFACE  
HI-QUAD PACKAGE 64 PIN  
Each line can be individually powered and monitored:  
therefore overload and faults can easily be detected  
and localized even in a large system. The status con-  
ditions detected by the device are: Current Overload,  
Thermal Overload, Open Loop. If activated (by  
means of a dedicated pin strap), a self generated  
power on sequence avoids the thermal over stress  
when a simultaneous power on has been requested  
for more than one channel. The current limiting value  
can globally be programmed for the four channels by  
means of an external resistor. The device has two in-  
tegrated relay drivers per line to drive the test relays  
of the ISDN system.  
DESCRIPTION  
The QUAD LINE FEED CONTROLLER provides a  
power source for up to four U line interfaces. The  
power source to the device is a local battery or a cen-  
tralized regulated power supply. Each powered line is  
individually controlled and monitored by the device  
interface.  
A MPI or a simple parallel interface can be selected  
October 2002  
1/23  

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