LA6242H-TE-L-E SANYO, LA6242H-TE-L-E Datasheet
LA6242H-TE-L-E
Specifications of LA6242H-TE-L-E
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LA6242H-TE-L-E Summary of contents
Page 1
... Ordering number : EN7814D LA6242H Overview The LA6242H is a 4-channel motor driver IC for home and car CD players. It provides a pin for switching the channel 1 input. Functions • Four bridge-connected (BTL) power amplifier circuits • max: 1A • Built-in level shifter circuits • Muting circuit (on/off control for all outputs) • ...
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... The channel 1 input operational amplifier has a 0dB gain, i. buffer amplifier. *4: Design guarantee value *5: When V IN 1-SW is high, operational amplifier A operates, and when low, operational amplifier B operates. *6: For testing, short the REGOUT to the collector of the external PNP-transistor. LA6242H Conditions Conditions All channel outputs on, MUTE pin: high All channel outputs off, MUTE pin: low MUTE ∗ ...
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... Package Dimensions unit : mm (typ) 3234B 15.2 (6. 0.8 2.0 0.3 (0.8) 2.7 LA6242H 0.25 SANYO : HSOP28HC(375mil) Pd max -- Ta 2.5 Specified board: 114.3×76.1×1.6mm glass epoxy boaard. 2.0 With specified board 1.8 1.5 1.0 Independent IC 0.8 0 -40 - Ambient temperature °C 3 0.94 0.42 80 100 ...
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... − − 7 Power − − 11KΩ LA6242H "H" 1-SW "L" − "H": OP-AMP_A + "L": OP-AMP_B 66KΩ 22KΩ 11KΩ − 11KΩ − 22KΩ + 66KΩ + 22KΩ − 22KΩ + 66KΩ 22KΩ ON/OFF of all output − ...
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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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... V IN 1-SW Channel 1 input Channel 1 input operational amplifier amplifier switching function. Either amplifier A or switching amplifier B is selected according to the voltage applied to the VIN1-SW pin. High: V Low: V LA6242H Description 1+* SGND outputs will be off. (The same as when MUTE the MUTE pin is low ...
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... Continued from preceding page. Pin No. Pin name Function Input Inputs (channels VREFIN VREF Reference voltage 19 REGIN REG Regulator block 20 REGOUT LA6242H Description 300Ω Vref VREFIN SGND Equivalent circuit 11kΩ SGND 300Ω REGIN 300Ω REGOUT SGND No.7814-7/9 ...
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... MUTE Output amplifiers L off H on Overview of the input/output relationship − − − + VREFIN Note: Only channel 1 has an added input operational amplifier. LA6242H Outputs CH3 CH4 on off AMP_A AMP_B OP-AMP A is used OP-AMP A or OP-AMP B is selected 1- 1-SW 2V 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 June, 2009. Specifications and information herein are subject to change without notice. LA6242H − − ...