Ordering number : EN4547A Thick Film Hybrid IC STK4032 II AF Power Amplifier (Split Power Supply) (40 W min, THD = 0.4%) Features Package Dimensions • Compact packaging supports slimmer set designs • Series designed for 20 up to 200 W and pincompatibility • Simpler heat sink design facilitates thermal design of slim stereo sets • The pulse noises associated with turning the power on and off have been reduced by the adoption of fixed current circuits • Supports addition of electronic circuits for thermal shutdown and load-short protection circuit as well as pop noise muting which occurs when the power supply switch is turned on and off unit: mm 4033 [STK4032II] Specifications Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Symbol Condition Rating Unit VCC max ±48 V θj-c 1.8 °C/W Junction temperature Tj 150 °C Operating substrate temperature Tc 125 °C –30 to +125 °C Thermal resistance Storage temperature Tstg Available time for load shorted tS*1 VCC = ±32 V, RL = 8 Ω, f = 50 Hz, PO = 40 W 2 s Recommended Operating Conditions at Ta = 25°C Parameter Recommended supply voltage Load resistance Symbol Condition Rating VCC Unit ±32 V 8 Ω RL Operating Characteristics at Ta = 25°C, VCC = ±32 V, RL = 8 Ω, VG = 40 dB, Rg = 600 Ω, RL (non-inductive) Parameter Quiescent current Output power Symbol max 10 40 W PO (2) VCC = ±29 V, THD = 1.0%, RL = 4 Ω, f = 1 kHz 45 W fL, fH ri VNO *2 VN PO = 1.0 W, f = 1kHz PO = 1.0 W, +0 dB –3 PO = 1.0 W, f = 1kHz 20 0.3 –70 mA % 20 to 50k Hz 55 kΩ VCC = ±38.5 V, Rg = 10 kΩ VCC = ±38.5 V 50 Unit THD = 0.4%, f = 20 Hz to 20 kHz Frequency response Neutral voltage typ VCC = ±38.5 V ICCO THD Output noise voltage Rating min PO (1) Total harmonic distortion Input resistance Condition 0 1.2 mVrms +70 mV Note: Use rated power supply for test unless otherwise specified. *1. Use the transformer power supply shown on the next page when measuring the available time for load shorted and the output noise voltage. *2. Output noise voltage represents the peak value on the rms scale (VTVM). The noise voltage waveform does not include the pulse noise. SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN N3096HA (OT)/83093YO 5-2600 No. 4547-1/3 STK4032II Specified Transformer Power Supply (RP-25 equivalent) Equivalent Circuit Application Circuit: 40 W min AF Power Amplifier No. 4547-2/3 STK4032 II ■ 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: ➁ 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 November, 1996. Specifications and information herein are subject to change without notice. No. 4547-3/3