Product Summary
The RT9711BGF is a micro-power voltage detector supervising the power supply voltage level for microprocessors (μP) or digital systems. It provides user programmable threshold levels with 0.1V step ranging from 1.5V to 5V, which covers most digital applications. The RT9711BGF features low supply current of 3μA. Selection of VTH is easily achieved through 3 pins connected to GND, VDD or floating for different threshold voltage settings. Two versions of threshold voltages, 1.5V to 4V and 2.5V to 5V, which are programmed in factory, are offered by customer demands. The RT9711BGF performs supervisory function by sending out a reset signal whenever the VDD voltage falls below a preset threshold level. This reset signal will last the whole period before VDD recovering. Reset signal will release after VDD is recovered and last for the whole period of Reset Active Time-out period. The applications of the RT9711BGF include Computers, Controllers, Intelligent Instruments, Critical μP and μC Power Monitoring, Portable/Battery-Powered Equipment.
Parametrics
RT9711BGF absolute maximum ratings: (1)Terminal Voltage (with Respect to GND) VDD: -0.3V to 6.0V; (2)All Other Inputs: -0.3V to VDD+0.3V; (3)Input Current, VDD: 20mA; (4)Continuous Power Dissipation, PD @ TA = 25℃ SOT-23-6: 0.25W; (5)Operating Junction Temperature Range: -40℃ to 125℃; (6)Storage Temperature Range: -65℃ to 125℃; (7)Package Thermal Resistance SOT-23-6, θJA: 250℃/W; (8)Lead Temperature (Soldering, 10sec.): 260℃.
Features
RT9711BGF features: (1)User Programmable Threshold 1.5V to 5V in 0.1V Step with ±3% Accuracy; (2)Low Supply Current 3μA; (3)Quick Reset within 20μs; (4)Built-in Recovery Delay 200ms; (5)Low Functional Supply Voltage 0.9V; (6)Small SOT-23-6 Package; (7)RoHS Compliant and 100% Lead (Pb)-Free.
Diagrams
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