STK4221II

Ordering number: EN4611A Thick Film Hybrid IC STK4221II AF Power Amplifier (Split Power Supply) (80W + 80W min, THD = 0.4%) Features Built-in muting circuit to cut off various kinds of pop noise Current mirror circuit application reduces distortion to 0.4% (THD) The STK4201II series (THD=0.4%), STK4201V series (THD=0.08%), and STK4141X series (THD=0.02%) are pin-compatible. Package Dimensions unit: mm 4086A [STK4221II] Specifications Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Thermal resistance Junction temperature Operating substrate temperature Storage temperature Available time for load short-circuit Symbol VCC max Conditions Ratings ±65 1.4 150 125 −30 to +125 VCC = ±45V, RL = 8Ω, f = 50Hz, PO = 80W 1 Unit V °C/W °C °C °C s θj-c Tj Tc Tstg ts Recommended Operating Conditions at Ta = 25°C Parameter Recommended supply voltage Load resistance Symbol VCC RL Conditions Ratings ±45 8 Unit V Ω SANYO Electric Co., Ltd. Semiconductor Business Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN 70997HA (ID) / D2593YK 5-2297 No. 4611—1/5 STK4221II Operating Characteristics at Ta = 25°C, VCC = ±45V, RL = 8Ω, Rg = 600Ω, VG = 40dB, RL : non-inductive load Parameter Quiescent current Output power Total harmonic distortion Frequency response Input impedance Output noise voltage Neutral voltage Muting voltage Notes. Symbol ICCO PO THD fL, fH ri VNO VN VM Conditions VCC = ±54V THD = 0.4%, f = 20Hz to 20kHz PO = 1.0W, f = 1...