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IC801 TA9687GN
TA
9687 is a high performance, cost-effective CCFL (Cold Cathode Fluorescent Lamp) controller designed for
driving large-size Liquid Crystal Display (LCD) applications requiring 2 to 6 CCFLs.
The controller converts unregulated DC voltages into a nearly sinusoidal lamp voltage and current waveforms.
The
TA
9687 supports full-bridge power conversion topologies while maintaining high-efficiency operation. The
controller provides a soft-start operation, current and voltage regulation, overvoltage and over-current protection,
high drive capability.
The control logic provides a regulated ignition voltage and appropriate protection features for over-voltage or
over-current conditions.
The
TA
9687 offers a high level of integration, while maintaining flexibility and high-efficiency operation that reduces
external component heating, resulting in higher reliability and longer CCFL life. The proprietary design technique
provides a simple, low-cost system solution.
Pin Diagram
Functional Block Diagram
Summary of Contents for VX2413wm-2
Page 7: ...7 2 Specification...
Page 14: ...14 Pin Assignment...
Page 15: ...15...
Page 29: ...29 6 Troubleshooting Flow Chart...
Page 41: ...41 9 PCB Layout Diagrams 9 1 Main Board...
Page 42: ...42...
Page 43: ...43 9 2 Power Board...
Page 44: ...44...
Page 45: ...45 9 3 Key Board...
Page 46: ...46 10 Exploded Diagram and Spare Parts List 10 1 EPL...