Regulator ICs
Power supply unit for LCD drives
BP5311
The BP5311 is a DC-DC converter unit for supplying power to liquid crystal display (LCD) panels.
The unit supplies a positive voltage for LCDs from a logic circuit power supply ()5V)
FApplications LCD panels in personal computers and word processors
FFeatures 1) High conversion efficiency.
2) Built-in protection circuit.
3) Built-in ON / OFF switch.
4) Compact and light.
5) Surface mounting is possible because parts are concentrated on one side.
FAbsolute maximum ratings (Ta = 25_C)
FBlock diagram
369
Regulator ICs
FPin descriptions
BP5311
FElectrical characteristics (unless otherwise noted, Ta = 25_C, VCTL = 5V, and R1 and R2 r...