Document
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Ordering number : ENN7814
SANYO Semiconductors
DATA SHEET
LA6242H
Overview
Four-Channel Bridge Driver
Monolithic Linear IC
for CD Player
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 IO max: 1 A Built-in level shifter circuits Muting circuit (on/off control for all outputs) High output voltage (dynamic range): 6.5 V (typical, channel 1 only) Built-in input operational amplifier (channel 1 only) Channel 1 input operational amplifier switching function Built-in regulator that uses an external PNP transistor and is set by the value of an external resistor.
Specifications
Maximum Ratings at Ta
Parameter Supply voltage
25qC
Symbol VCC_S VCCP Pdmax VINB IO max VMUTE Topr Tstg Each output VCCP1, VCCP2 Independent IC Mounted on the specified PCB (114.3 u 76.1 u 1.6 mm, glass epoxy) Conditions 1 1 Ratings 14 14 0.8 1.8 13 1 13 30 to 85 55 to 150 Unit V V W W V A V qC qC
Allowable power dissipation Maximum input voltage Maximum output current MUTE pin voltage Operating temperature Storage temperature
Note 1: All of the power supply pins, VCC_S, VCCP1, and VCCP2, must be connected to the power supply system externally to the IC.
Recommended Operating Conditions at Ta
Parameter Supply voltage Symbol VCC
25qC
Conditions Ratings 5 to 13 Unit V
Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft’s control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications. SANYO assumes no responsibility for equipment failures that result from using products at values that ranges, or other parameters) listed in products specifications of any and all SANYO products described or contained herein.
exceed, even momentarily, rated values (such as maximum ratings, operating condition www.DataSheet4U.com
SANYO Electric Co., Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
81004TN (OT) No. 7814-1/9
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LA6242H
Electrical Characteristics (Unless specified otherwise, the conditions are VCC_S = VCCP1 = VCCP2 = 8 V, VREF = 2.5 V, MUTE = 5 V, Ta = 25°C.)
Parameter [Overall] Quiescent current 1 Quiescent current 2 Muting function on voltage Muting function off voltage Input amplifier offset voltage Output voltage I/O gain Slew rate [Input Operational Amplifier] Output offset voltage OP-AMP_SINK OP-AMP_SOURCE [Input Operational Amplifier Switching] Input amplifier switching voltage 1 Input amplifier switching voltage 2 VIN1-SW VIN1-SW Channel .