BP5319 Datasheet - Rohm

BP5319 DC/DC converter for LCDs

Pin No, Pin name 1 Co 2 3 4.7 8 9 VOUT Vref GND VCTL VIN Function Output smoothing capacitor connection pin; connect a low-impedance capacitor with a recommended capacitance of 47µF between this pin and GND. Output pin Output voltage adjustment pin for contrast; output voltage is adjusted by conne.

BP5319 Features

* 1) High accurate output voltage (-24V±0.75V). 2) High conversion efficiency (75%Typ). 3) An output voltage can be changed by the external resistor. 4) Built-in protect circuit. 5) Built-in ON/OFF switch. 6) Compact and light. 7) Available as an upright or L-shaped lead type. !Absolute maximum ratin

BP5319_Rohm.pdf