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MCP131-475E/LB Datasheet(PDF) 1 Page - Microchip Technology

tên linh kiện MCP131-475E/LB
Nội dung chi tiết  Micropower Voltage Supervisors
tải về  28 Pages
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nhà sản xuất  MICROCHIP [Microchip Technology]
Trang chủ  http://www.microchip.com
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 2004-2014 Microchip Technology Inc.
DS20001906D-page 1
MCP102/103/121/131
Features:
• Ultra-Low Supply Current: 1.75 µA
(steady-state maximum)
Precision Monitoring Options of:
- 1.90V, 2.32V, 2.63V, 2.93V, 3.08V, 4.38V and
4.63V
• Resets Microcontroller in a Power-Loss Event
•RST Pin (active-low):
- MCP121: Active-low, Open-drain
- MCP131: Active-low, Open-drain with Inter-
nal Pull-up Resistor
- MCP102 and MCP103: Active-low, Push-pull
• Reset Delay Timer (120 ms delay, typical)
• Available in SOT-23, TO-92 and SC70 Packages
Temperature Range:
- Extended: -40°C to +125°C
(except MCP1XX-195)
- Industrial: -40°C to +85°C (MCP1XX-195 only)
• Pb-free Devices
Applications:
• Critical Microcontroller and Microprocessor
Power-monitoring Applications
• Computers
• Intelligent Instruments
• Portable Battery-powered Equipment
General Description:
The
MCP102/103/121/131
devices
are
voltage
supervisor devices designed to keep a microcontroller
in reset until the system voltage has reached and
stabilized at the proper level for reliable system
operation. Table 1 shows the available features for
these devices.
Package Types
Block Diagram
SOT-23/SC70
VSS
RST
1
2
3
VDD
RST
TO-92
SOT-23/SC70
VDD
VSS 1
2
3
RST
VDD VSS
VDD
Comparator
+
Output
Driver
RST
Band Gap
Reference
VSS
Reset
Delay
Circuit
R (1)
Note:
MCP131 only
Micropower Voltage Supervisors



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