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TCM812FERCTR PDF预览

TCM812FERCTR

更新时间: 2024-02-13 13:34:44
品牌 Logo 应用领域
美国微芯 - MICROCHIP 监视器微控制器
页数 文件大小 规格书
14页 251K
描述
1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO4, SOT-143, 4 PIN

TCM812FERCTR 技术参数

是否Rohs认证:符合生命周期:Obsolete
零件包装代码:SOT-143包装说明:SOT-143, 4 PIN
针数:4Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.83Is 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-G4JESD-609代码:e3
长度:2.9 mm信道数量:1
功能数量:1端子数量:4
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:LSOP
封装等效代码:TO-253封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, LOW PROFILE峰值回流温度(摄氏度):260
电源:2 V认证状态:Not Qualified
座面最大高度:1.22 mm子类别:Power Management Circuits
最大供电电流 (Isup):0.01 mA最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):1.1 V标称供电电压 (Vsup):2 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:Matte Tin (Sn)
端子形式:GULL WING端子节距:1.92 mm
端子位置:DUAL阈值电压标称:+1.75V
处于峰值回流温度下的最长时间:40宽度:1.3 mm
Base Number Matches:1

TCM812FERCTR 数据手册

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TCM811/TCM812  
M
4-Pin Microcontroller Reset Monitors  
Features  
General Description  
• Precision VDD Monitor for 2.0V, 2.8V, 3.0V, 3.3V,  
The TCM811 and TCM812 are cost effective system  
supervisory circuits designed to monitor VDD in digital  
systems and provide a reset signal to the host control-  
ler when necessary. A manual reset input is provided  
to override the reset monitor and is suitable for use as  
a push-button reset. No external components are  
required.  
The reset output is driven active within 20 µsec (5 µsec  
for F version) of VDD falling through the reset voltage  
threshold. RESET is maintained active for a minimum  
of 140 msec after VDD rises above the reset threshold.  
The TCM812 has an active high RESET output while  
the TCM811 has an active low RESET output. The out-  
put of the TCM811 is valid down to VDD = 1V. Both  
devices are available in a 4-Pin SOT-143 package,  
specified with a temperature range of -40°C to +85°C.  
5.0V Nominal Supplies  
• Manual Reset Input  
• 140 msec Minimum RESET Output Duration  
• RESET Output Valid to VDD = 1.0V (TCM811)  
• Low 6 µA (typ.) Supply Current  
• VDD Transient Immunity  
• Small 4-Pin SOT-143 Package  
• No External Components  
• Replacement for MAX811/812 and Offers a Lower  
Threshold Voltage Option  
• Push-Pull RESET Output  
Temperature Range:  
- Commercial (C) -40°C to +85°C  
The TCM811/TCM812 are optimized to reject fast tran-  
sient glitches on the VDD line. A low supply current of  
6 µA (VDD = 3.3V) makes these devices ideal for battery  
powered applications.  
Applications  
• Computers  
• Embedded Systems  
• Battery Powered Equipment  
• Critical Microcontroller Power Supply Monitoring  
Package Types:  
SOT-143  
Typical Application Circuit  
VDD  
VDD  
MR  
4
3
1
2
GND  
VDD  
4
0.1µF  
VDD  
PIC  
TCM811  
Microcontroller  
3
MR  
TCM811 RESET  
TCM812 (RESET)  
2
RESET  
RESET  
GND  
PUSH  
INPUT  
BUTTON  
(Active Low)  
GND  
2002 Microchip Technology Inc.  
DS21615B-page 1  

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