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SG3549Y PDF预览

SG3549Y

更新时间: 2024-09-26 22:43:15
品牌 Logo 应用领域
美高森美 - MICROSEMI 电源电路电源管理电路
页数 文件大小 规格书
4页 78K
描述
CURRENT SENSE LATCH

SG3549Y 技术参数

是否无铅:含铅是否Rohs认证:不符合
生命周期:Obsolete零件包装代码:DIP
包装说明:CERAMIC, DIP-8针数:8
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.15
Is Samacsys:N可调阈值:YES
模拟集成电路 - 其他类型:POWER SUPPLY SUPPORT CIRCUITJESD-30 代码:R-CDIP-T8
JESD-609代码:e0长度:10.415 mm
信道数量:1功能数量:1
端子数量:8最高工作温度:70 °C
最低工作温度:封装主体材料:CERAMIC, METAL-SEALED COFIRED
封装代码:DIP封装等效代码:DIP8,.3
封装形状:RECTANGULAR封装形式:IN-LINE
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:5.08 mm
子类别:Power Management Circuits最大供电电流 (Isup):15 mA
标称供电电压 (Vsup):5 V表面贴装:NO
技术:BIPOLAR温度等级:COMMERCIAL
端子面层:TIN LEAD端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
阈值电压标称:+.1/+40.1V处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:7.62 mmBase Number Matches:1

SG3549Y 数据手册

 浏览型号SG3549Y的Datasheet PDF文件第2页浏览型号SG3549Y的Datasheet PDF文件第3页浏览型号SG3549Y的Datasheet PDF文件第4页 
SG1549/SG2549/SG3549  
CURRENT SENSE LATCH  
DESCRIPTION  
FEATURES  
Current sensing with 100mV  
threshold  
Common-mode input at ground or  
to 40V  
Complementary outputs  
Automatic reset from PWM clock  
180ns delay  
This monolithic integrated circuit is an analog latch device with digital reset. It was  
specifically designed to provide pulse-by-pulse current limiting for switch-mode power  
supply systems, but many other application are also feasible. Its function is to provide  
a latching switch action upon sensing an input threshold voltage, with reset accom-  
plished by an external clock signal. This device can be interfaced directly with many  
kinds of pulse width modulating control IC's, including the SG1524, SG1525A and  
SG1527A.  
Interface direct to SG1524,  
SG1525A, SG1527A  
The input threshold for the latch circuit is 100mV, which can be referenced either to  
ground or to a wide-ranging positive voltage. There are high and low-going output  
signals available, and both the supply voltage and clock signal can be taken directly  
from an associated PWM control chip.  
HIGH RELIABILITY FEATURES  
- SG1549  
With delays in the range of 200 nanoseconds, this latch circuit is ideal for fast reaction  
sensing to provide overall current limiting, short circuit protection, or transformer  
saturation control.  
Available to MIL-STD-883  
LMI level "S" processing available  
Radiation data available  
BLOCK DIAGRAM  
SCHEMATIC  
4/90 Rev 1.1 2/94  
LINFINITY Microelectronics Inc.  
Copyright 1994  
11861 Western Avenue Garden Grove, CA 92841  
1
(714) 898-8121 FAX: (714) 893-2570  

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