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| Ordering number: EN 2237B Monolithic Linear IC LA4275 6.0 W AF Power Amplifier for Home Stereo, TV Use Features Package Dimensions unit : mm . Small-sized package of 7-pin SIP . High power and low distortion . . . . . PO = 6.0 W at VCC = 25 V, RL = 8 , f = 1 kHz, THD = 1.0% THD = 0.1% at VCC = 25 V, RL = 8 , f = 1 kHz, PO = 2 W Minimum number of external parts required (no bootstrap capacitor required) Low pop noise at the time of power switch ON/OFF Excellent ripple rejection (55 dB typ.) Wide operating voltage range (10 V to 32 V) Protector against abnormalities built in (thermal shutdown, overvoltage) 3075-SIP7H [LA4275] Specifications Maximum Ratings at Ta = 25C Parameter Maximum supply voltage Maximum output current Allowable power dissipation Operating temperature Storage temperature Symbol VCC max IO peak Pd max Topr Tstg With heat sink Quiescent Conditions Ratings 35 3.5 10 -20 to +75 -40 to +150 SANYO : SIP7H Unit V A W C C Operating Conditions at Ta = 25C Parameter Recommended supply voltage Operating voltage range Recommended load resistance Symbol VCC VCC op RL Conditions Ratings 25 10 to 32 8 to 16 Unit V V Operating Characteristics at Ta = 25C, VCC = 25 V, RL = 8 , f = 1 kHz, Rg = 600 , See specified Test Circuit. Parameter Quiescent current Voltage gain Output power Total harmonic distortion Output noise voltage Ripple rejection Symbol ICCO VG PO THD VNO SVRR Conditions Quiescent THD = 1% PO = 2 W Rg = 10 k, BW = 20 Hz to 20 kHz Rg = 10 k, fR = 100 Hz, VR = 0 dBm 38 5.0 min typ 30 40 6.0 0.1 0.25 55 max 60 42 0.8 1.0 Unit mA dB W % mV dB 45 SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN O3096HA(II)/D228YT/8016KI/O155KI,TS No.2237-1/2 LA4275 Equivalent Circuit Block Diagram and Pin Assignment Allowable power dissipation, Pd max - W Pd max - Ta Al heat sink Mounting torque 39N*cm With silicone grease applied Infinite heat sink No heat sink Ambient temperature, Ta - C Sample Application Circuit (Test Circuit) Polyester film capacitor No products described or contained herein are intended for use in surgical implants, life-support systems, aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like, the failure of which may directly or indirectly cause injury, death or property loss. Anyone purchasing any products described or contained herein for an above-mentioned use shall: 1 Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors and all their officers and employees, jointly and severally, against any and all claims and litigation and all damages, cost and expenses associated with such use: 2 Not impose any responsibility for any fault or negligence which may be cited in any such claim or litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of their officers and employees jointly or severally. Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of October, 1996. Specifications and information herein are subject to change without notice. No. 2237-2/2 |
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