BA6191 Rohm, BA6191 Datasheet
BA6191
Available stocks
Related parts for BA6191
BA6191 Summary of contents
Page 1
... Optical disc ICs 2-channel reversible-motor driver BA6191 The BA6191 is a 2-channel motor driver for CD player changers and electric volume switches, among other applications. Because it uses a negative power supply, this IC uses the power supply of application products efficiently. FApplications CD player, etc. FFeatures 1) Two-channel reversible-motor driver. ...
Page 2
... Optical disc ICs FBlock diagram FPin descriptions BA6191 155 ...
Page 3
... Optical disc ICs FInput / output circuits 156 BA6191 ...
Page 4
... Normal voltage is not output when the reference volt- age is below 1.0V or about V / 2–1.0V the reference voltage for the input voltage of CC logic input pins. In terms of potential relative to V the HIGH level are (V +5.0)V and LOW level are Fig. 2 shows each pin’s potential level. BA6191 , EE 157 ...
Page 5
... Optical disc ICs FCircuit operation (2) Thermal shutdown The BA6191 has an internal shutdown circuit with hyster- esis capabilities. Output current is muted when the chip temperature exceeds 175_C (typically) and restored when the chip temperature falls to 150_C (typically). FApplication example FOperation notes (1) Attach a bypass capacitor (roughly 0 the power supply, at the base of the IC ...
Page 6
... Optical disc ICs FThermal derating curve FElectrical characteristic curves FExternal dimensions (Units: mm) BA6191 159 ...