BP5319X

BP5319 / BP5319X Power Module DC/DC converter for LCDs BP5319 / BP5319X The BP5319, BP5319X is a DC/DC converter designed for driving liquid crystal displays(LCDs). If this module is used, a negative power supply for LCD can be made of the power supply easily 5V. !Applications A power supply for the LCD panels in copiers, facsimile, personal computers, word processors, musical instrument, and units. !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 ratings (Ta=25°C) Parameter Symbol Input voltage VIN Output current Io ON/OFF control voltage VCTL Operating temperature Topr Storage temperature Tstg Limits 7 30 7 -10∼+60 -30∼+85 Unit V mA V °C °C BP5319 / BP5319X Power Module !Electrical characteristics (Unless otherwise noted, Ta=25°C) Symbol Parameter Min. Typ. Input voltage VIN 4.5 Output current IOUT Out put voltage VOUT -24.75 -24.00 Line regulation ∆V1 Load regulation ∆V2 Output voltage temperature -10 ∆Vt Coefficient Ripple noise voltage ν1 Conversion efficiency 70 75 η ON/OFF CTL voltage when OFF VCTL 2.0 ON/OFF CTL voltage when ON VCTL ON/OFF CTL input current Current consumption when OFF Max. 5.5 30 -23.25 0.24 0.24 150 0.5 150 0.5 ∞ ∞ Unit V mA V V V mV/°C mVP-P % V V µA mA kΩ kΩ Conditions VIN=5V, IOUT=25mA...