Ordering number: EN1651B Thick Film Hybrid IC STK4191V AF Power Amplifier (Split Power Supply) (50W + 50W min, THD = 0.08%) Features Package Dimensions • Built-in muting circuit to cut off various kinds of pop noise. • Greatly reduced heat sink due to substrate temperature 125°C guaranteed. • Distortion 0.08% due to current mirror circuit. • Pin-compatible with the STK4101II series. The STK4101V series use the same package and are available for output 6W to 50W. • Excellent cost performance. unit: mm 4040 [STK4191V] Specifications Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Thermal resistance Junction temperature Operating substrate temperature Storage temperature Symbol Conditions Ratings VCC max ±53 V θj-c 1.8 °C/W Tjmax 150 °C Tc 125 °C −30 to +125 °C 2 s Tstg Available time for load short-circuit Unit ts VCC = ±35.5V, RL = 8Ω, f = 50Hz, PO = 50W Recommended Operating Conditions at Ta = 25°C Parameter Symbol Conditions Ratings Unit Recommended supply voltage VCC ±35.5 V Load resistance RL 8 Ω SANYO Electric Co., Ltd. Semiconductor Business Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN 61197HA (ID) / 8298MO / 4085KI No. 1651—1/5 STK4191V Operating Characteristics at Ta = 25°C, VCC = ±35.5V, RL = 8Ω (non-inductive), Rg = 600Ω, VG = 40 dB unless otherwise specified, at specified test circuit (based on sample application circuit) Parameter Quiescent current Symbol Frequency response Input impedance typ max Unit 40 100 mA VCC = ±42.5V 20 PO (1) 50 W PO (2) VCC = ±32V, f = 1kHz, THD = 0.2%, RL = 4Ω 55 W THD f = 1kHz, Po = 1W fL, fH +0 PO = 1W, dB −3 ri 0.08 f = 1kHz, PO = 1W Output noise voltage VNO VCC = ±42.5V, Rg = 10kΩ Neutral voltage VN VCC = ±42.5V Muting voltage VM Note : min f = 20Hz to 20kHz, THD = 0.08% ICCO Output power Total harmonic distortion Conditions For Power supply at the time of test, use a constant-voltage power supply unless otherwise specified. * For measurement of the available time for load short-circuit and output noise voltage, use the specified transformer power supply shown right. ** The output noise voltage is represented by the peak value on rms scale (VTVM) of average value indicating type. For AC power supply, use an AC stabilized power supply (50Hz) to eliminate the effect of flicker noise in AC primary line. % 20 to 50k Hz 55 kΩ 1.2 mVrms -70 0 +70 mV -2 -5 -10 V Specified transformer power supply (Equivalent to MG-200) Equivalent Circuit No. 1651—2/5 STK4191V Voltage gain, VG - dB Voltage gain, VG - dB Sample Application Circuit : 50W min AF Power Amplifier (2 channels) Frequency, f - Hz Output power, PO - W IC Power dissipation, Pd - W Frequency, f - Hz Inpuy voltage, Vi - mV Output power, PO - W No. 1651—3/5 Operating substrate temperature, Tc - °C Output power, PO - W Quiescent Neutral voltage, current,VIcco - mA N - mV Quiescent current, ICCO - mA Output power, PO - W Output power, PO - W Quiescent Neutral voltage, current,VIcco - mA N - mV Quiescent current, ICCO - mA Total harmonic distortion, THD - % Total harmonic distortion, THD - % IC Power dissipation, Pd - W STK4191V Output power, PO - W Supply voltage, VCC - V Supply voltage, VCC - V No. 1651—4/5 Output power, PO - W STK4191V Frequency, f - Hz ■ 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: 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. ➀ ■ 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 June, 1997. Specifications and information herein are subject to change without notice. No. 1651—5/5