STK443-090

SPECIFICATIONS STK443-090 1999.08.09 1. Case Outline 18Pins (See attached outline drawing) 2. Function class AB 3 channels AF power amplifier 3. Application 50W audio use 4. Maximum Ratings / Ta 25°C Item Symbol Conditions Power Supply Voltage 1 Vcc max(1) No signal Power Supply Voltage 2 Thermal Resistance Vcc max(2) Signal ,R L=8Ω ,6Ω j-c Per one power TR Junction Temperature Tj max Operating Substrate Temperature Tc max Storage Temperature Tstg Available Time for Load Short-circuit *4 ts Vcc=±35V,RL=6Ω,f=50Hz PO=50W,1ch drive Ratings ±54 ±47 2.2 150 125 30 +125 0.3 Unit V V °C/W °C °C °C s 5. Operating Characteristics TC=25°C,R =6Ω(Non-inductive Load),R =600Ω,V =30dB Item Output Power Conditions *2 Symbol V THD V (Hz) (W) (%) *1 Po1 Po2 ±35 20 to 20k ±35 1k 0.4 10 Ratings MIN. TYP. MAX. 50 80 Unit W THD *1 THD ±35 20 to 20k 50 0.2 % Frequency Characteristics *1 fL,fH ±35 1.0 +0 -3 dB 20 to 50k Hz Input Impedance ri ±35 1k 1.0 55 kΩ Output Noise Voltage Quiescent Current Output Neutral Voltage *3 VNO ICCO VN ±42 ±42 ±42 Rg=2.2 kΩ 1.0 mVrms 120 mA -70 0 +70 mV Specifications and information herein are subject to change without notice. Note *1.1ch Drive *2.All tests are measured using a constant-voltage supply unless otherwise specified. *3.The output noise voltage is peak value of an average-reading meter with a rms value scale(VTVM). A regulated AC supply(50Hz) should be used to eliminate the effects of AC primary ...