BD9300F

TECHNICAL NOTE Large Current External FET Controller Type Switching Regulators Single-output Step-up, Negative Voltage, Step-down Switching Regulators (Controller type) BD9300F/ BD9300FV Description The BD9300F/FV 1-channel DC/DC Step-up, step-down, and inverting converter controller. This IC has a wide input voltage range of 3.6 to 35 V, providing for a variety of applications. The pin assignment is similar to that of the BA9700, facilitating a space-saving application. Features 1) 1-channel PWM control DC/DC converter controller 2) High voltage input of 3.6 to 35 V 3) Reference voltage accuracy of ±1% 4) Oscillation frequency variable in the range of 20 to 800 kHz 5) Built-in UVLO (Under Voltage Lock Out) circuit and SCP (Short Circuit Prevention) circuit 6) Current in standby mode: 0 μA (typ.) 7) Switching external synchronization available (Slave operation) 8) SSOP-B14 Package (for BD9300FV) or SOP14 Package (for BD9300F) Applications . TV, power supply for liquid crystal display TV, and backlight . DSC, DVD, printer, DVD/DVD recorder, and other consumer products Input Step-up voltage output Input Inverting voltage output Input Step-down voltage output Step-up voltage application Inverting voltage application Step-down voltage application 2017. Nov Absolute maximum ratings(Ta=25˚C) Item Symbol Rating Power supply voltage Vcc 36 Power dissipation Pd 400 Operating temperature Topr –40 to +85 Storage temperature Tstg –55 to +125 Output current Io 100 ...