la6242h Sanyo Semiconductor Corporation, la6242h Datasheet
la6242h
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la6242h Summary of contents
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... Ordering number : EN7814B LA6242H Overview The LA6242H is a four-channel motor driver IC for home and car CD players. It provides a pin for switching the channel 1 input. Functions and Features • Four bridge-connected (BTL) power amplifier circuits • I max • Built-in level shifter circuits • ...
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... The channel 1 input operational amplifier has a 0dB gain, i. buffer amplifier. ∗4: Design guarantee value ∗5: When V 1-SW is high, operational amplifier A operates, and when low, operational amplifier B operates. IN ∗6: For testing, short the REGOUT to the collector of the external pnp transistor. LA6242H Conditions V CC Conditions -ON ...
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... Package Dimensions unit: mm 3234B 15.2 (6. 2.0 0.8 0.3 (0.8) 2.7 LA6242H 0.25 SANYO : HSOP28HC(375mil) Pd max -- Ta 2.5 Specified PCB: 76.1×114.3×1.6mm glass epoxy board. 2.0 Mounted on the specified PCB 1.8 1.5 1.0 Independent IC 0.8 0 Ambient temperature °C 3 0.94 0.42 80 100 No.7814-3/9 ...
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... 11KΩ LA6242H "H" 1-SW − "L" "H": OP-AMP_A + "L": OP-AMP_B 66KΩ 22KΩ 11KΩ − 11KΩ 22KΩ − ...
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... Note: • The center frame (FR) is used as the power system ground (P-GND). Along with the signal system ground (SGND), this level must be the lowest potential in the system. • The V S (signal system power supply P1, and (output stage power supplies) must be shorted together externally. CC LA6242H Pin description No.7814-5/9 ...
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... MUTE MUTE 24 Channel 1 input V 1-SW IN amplifier switching LA6242H Pin description Inputs The total gain is set by setting the gain of the input amplifier 1+* SGND Channel 1 output Channel outputs Controls the on/off states of the corresponding channel output. MUTE = high: Output on MUTE = low: Output off ∗ ...
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... VREF VREFIN 19 REG REGIN Regulator block 20 REGOUT LA6242H Pin description Vref Reference voltage Equivalent circuit 11kΩ 300Ω SGND VREFIN 300Ω SGND REGIN 300Ω REGOUT SGND ...
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... Muting MUTE Output amplifiers L off H on Overview of the input/output relationship V IN − − + VREFIN Note ∗: Only channel 1 has an added input operational amplifier. LA6242H Outputs CH3 CH4 on off External reference voltage 11kΩ 11kΩ − ...
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... SANYO Semiconductor Co.,Ltd. shall not be liable for any claim or suits with regard to a third party's intellctual property rights which has resulted from the use of the technical information and products mentioned above. This catalog provides information as of September, 2007. Specifications and information herein are subject to change without notice. LA6242H 1 ...