STK4131V

Ordering number : EN4478A Thick Film Hybrid IC STK4131V AF Power Amplifier (Split Power Supply) (20 W + 20 W min, THD = 0.08%) Features • Built-in muting circuit cuts off various kinds of pop noises. • Current mirror circuit provides low distortion (THD = 0.08%). • Pin compatible with the STK4102II series, forming a series of products with output powers from 15 W/ch to 120 W/ch. Package Dimensions unit : mm 4040 [STK4131V] Specifications Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Thermal resistance Junction temperature Operating case temperature Storage temperature Available time for load shorted Symbol VCC max θj-c Tj max Tc Tstg ts VCC = ±24.5 V, RL = 8 Ω, f = 50 Hz, PO = 20 W Condition Rating ±37 2.6 150 125 –30 to +125 2 Unit V °C/W °C °C °C s Recommended Operating Conditions at Ta = 25°C Parameter Recommended supply voltage Load resistance Symbol VCC RL Condition Rating ±24.5 8 Unit V Ω Operating Characteristics at Ta = 25°C, VCC = ±24.5 V, RL = 8 Ω, Rg = 600 Ω, VG = 40 dB, RL: non-inductive load Rating Parameter Quiescent current Output power Symbol ICCO PO (1) PO (2) Total harmonic distortion Frequency response Input resistance Output noise voltage Neutral voltage Muting voltage THD fL, fH ri VNO VN VM VCC = ±29.5 V THD = 0.08%, f = 20 Hz to 20 kHz VCC = ±21.5 V, THD = 0.2%, RL = 4 Ω, f = 1 kHz PO = 1 W, f = 1 kHz +0 PO = 1 W, dB –3 PO = 1 W, f = 1 kHz VCC = ±29.5 V, Rg = 10 kΩ VCC = ±29.5 V –70 –2 0 –5 20 to 50 k 55 1.2 +70 –10 Condition min 20 20 20 0.08 typ 40 max 100 Unit mA W W % Hz kΩ mVrms mV V SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN N3096HA (OT)/73093YO 5-2290 No. 4478-1/3 STK4131V Specified Transformer Power Supply (RP-25 equivalent) Notes • Use a constant voltage power supply for the test power supply unless otherwise noted. • Use the transformer power supply shown in the figure above when measuring the available time for load shorted and the output noise voltage. • The output noise voltage is the peak value measured with an averaging rms scale volt meter (VTVM). A 50 Hz AC stabilized power supply should be used to eliminate the effects of AC primary line flicker noise when an AC power supply is used. Equivalent Circuit No. 4478-2/3 STK4131V Sample Application Circuit: 20 W (minimum) 2-channel AF power amplifier s 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. s Anyone purchasing any products described or contained herein for an above-mentioned use shall: x 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:  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. s 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. 4478-3/3