BA5915FP

Optical disc ICs 4-channel BTL driver for CD players BA5915FP The BA5915FP contains a 4-channel BTL driver for CD player motors and actuators and a multi-purpose operational amplifier. Perfect for compact applications with the use of the HSOP 28-pin package. FApplications CD players, CD-ROM FFeatures 1) 4-channel BTL driver. 2) Wide dynamic range (3.55V (Typ.) when VCC = 5V and RL = 8Ω). 3) Internal thermal shutdown circuit. 4) Gain is adjustable with externally connected resistor. 5) Internal multi-purpose operational amplifier. 6) External mute pin enables the muting of the output current for channel 1. 7) Perfect for compact applications with the use of the HSOP 28-pin power package. FAbsolute maximum ratings (Ta = 25 _C) FRecommended operating conditions (Ta = 25 _C) 597 Optical disc ICs FBlock diagram BA5915FP FPin descriptions 598 Optical disc ICs FInput / output circuits BA5915FP 599 Optical disc ICs FElectrical characteristics (unless otherwise noted, Ta = 25 _C, VCC = 5V, BIAS = 2.5V, RL = 8Ω) BA5915FP 600 Optical disc ICs FMeasurement circuits BA5915FP 601 Optical disc ICs BA5915FP Measurement circuit switch table (1) Driver block (OPIN ! 1, NF ! 1, OPRL ! 1, VOPIN = 2.5V) (2) Operational amplifier block (RL ! OFF) 602 Optical disc ICs FApplication example BA5915FP 603 Optical disc ICs FOperation notes (1) The BA5915FP contains a thermal shutdown circuit. When the chip temperature reaches 175 _C (Typ.), the output current is muted. If t...