UC3842/UC3843/UC3844/UC3845

5

Figure 2. Under Voltage Lockout

During Under-Voltage Lock-Out, the output driver is biased to a high impedance state. Pin 6 should be shunted to ground with

a bleeder resistor to prevent activating the power switch with output leakage current.

Figure 3. Error Amp Configuration

Figure 4. Current Sense Circuit

A small RC filter may be required to suppress switch transients.

UC3842/44 UC3843/45

I

() 1.0V

R

S

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