RT9709 circuit equivalent, integrated over voltage protection circuit.
z Fully Integrated Protection Circuit for Three Protection Variables ` User Programmable OCP Threshold ` Input OVP Less than 1us ` Battery OVP
z Up to 30V Over Voltage Pr.
z Cellular Phones z Digital Cameras z PDAs and Smart Phones z Portable Instruments
Ordering Information
RT9709
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The RT9709 is an integrated circuit (IC) optimized to protect low voltage system from abnormal high voltage input up to 28V. The IC monitors the input voltage, battery voltage and the charging current to make sure all three parameters are operated in.
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