LC-52XS1E/RU/LC-65XS1E/RU
5 – 15
23.IC5902 (VHiBD9045FV-1Y)
This is a DC/DC converter, which inputs 15V from the power supply unit and generates 1.2V and 1.8V used within the IF PWB.
18 COMP1 O Error amplifier output 1
19 FB1 I Error amplifier input 1
20 EN1 I Output 1 ON/OFF terminal
21 VCC - Input power supply terminal
22 EN2 I Output 2 ON/OFF terminal
23 VREG3 - The REG output for standard power supplies
24 RT - Oscillation frequency setting terminal
25 FB2 I Error amplifier input 2
26 COMP2 O Error amplifier output 2
27 SS2 - Soft starting time setting terminal 2
28 TM2 - Output 2 OCP and an OVP timer latch setting terminal
Pin No. Pin Name I/O Pin Function
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