Prevent Reverse Charging of a Lithium Battery to Meet UL Safety Requirement

Prevent Reverse Charging of a Lithium Battery to Meet UL Safety Requirement
Application Note 1535


Prevent Reverse Charging of a Lithium Battery to
Meet UL Safety Requirement
Introduction protection in the event that the internal MOSFET and
series resisters should fail. Figure 2 shows the actual
Lithium batteries are commonly used in many
circuit with the external protection diode. (Note that a
applications with devices requiring backup power, such as
high value series resistor would provide similar
Real Time Clock (RTC)