BP5311

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 resistors are disconnected) 370 Regulator ICs FMeasurement circuit and application example BP5311 FElectrical characteristic curves 371 Regulator ICs FExternal dimensions (Units: mm) BP5311 372 ...