NTE7105 Integrated Circuit Dual 10W + 10W Stereo Amplifier Description: The NTE7105 is an integrated circuit in aa 11−Lead Staggered SIP type package designed for high quality stereo applications such as Hi−Fi and music centers. Features: D High Output Power: 10W + 10W Min @ THD = 1% D High Current Capability: Up to 3.5A D AC Short Circuit Protection D Thermal Overload Protection D Low Number of External Components Absolute Maximum Ratings: Supply Voltage, VS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28V Output Peak Current, IO Repetitive, f ≥ 20Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5A Non−Repetitive, t = 100μs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.5A Total Power Dissipation (TC = +90°C), Ptot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20W Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +150°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +150°C Electrical Characteristics: (TA = +25°C, VS = 24V, Gv = 36dB unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit 8 − 28 V Supply Voltage VS Quiescent Output Voltage VO VS = 24V − 11.5 − V Total Quiescent Drain Current Id VS = 28V − 60 120 mA Output Power (Each Channel) PO THD = 1%, VS = 24V, f = 1kH 1kHz RL = 4Ω − 12.5 − W RL = 8Ω − 7.0 − W t = 40Hz to 12.5kHz RL = 4Ω 10 − − W RL = 8Ω 5 − − W RL = 4Ω − 7 − W RL = 8Ω − 4 − W VS = 18V, f = 1kHz Electrical Characteristics (Cont’d): (TA = +25°C, VS = 24V, Gv = 36dB unless otherwise specified) Parameter Total Harmonic Distortion (E h Channel) (Each Ch l) Symbol THD Test Conditions Min Typ Max Unit − 0.2 − % − 0.1 − % − 0.2 − % − 0.1 − % f = 1kHz − 60 − dB f = 10kHz − 50 − dB 300 − − mV f = 1kHz PO = 0.1 to 7W, RL = 4Ω PO = 0.1 to 3.5W, RL = 8Ω VS = 18V PO = 0.1 to 5W, RL = 4Ω PO = 0.1 to 2.5W, RL = 8Ω Crosstalk CT RL = ∞, Rg = 10kΩ Input Saturation Voltage (rms) VI Input Resistance RI f = 1kHz, Non−Inverting Input 70 200 − kΩ Low Frequency Roll−Off (−3dB) fL RL = 4Ω − 20 − Hz High Frequency Roll−Off (−3dB) fH RL = 4Ω − 80 − kHz Voltage Gain GV f = 1kHz Closed Loop Gain Matching Total Input Noise Voltage Supply Voltage Rejection (Each Channel) Thermal Shutdown Junction Temperature 35.5 36.0 36.5 ΔGV eN SVR dB − 0.5 − dB Rg= 10kΩ − 1.5 − μV Rg = 10kΩ, Note 1 − 2.5 8.0 μV Rg = 10kΩ, fripple = 100Hz, Vripple = 500mV − 55 − dB − 145 − °C TJ Note 1. 22Hz to 22kHz Pin Connection Diagram (Front View) 11 N.C. 10 Output 1 9 (+) VS 8 Output 2 7 N.C. 6 GND 5 (+) Input 2 4 (−) Input 2 3 SVRR 2 (−) Input 1 1 (+) Input 1 .196 (4.99) .791 (20.1) .062 (1.52) .110 (2.79) Note .150 (3.81) Dia Max .689 (17.5) .696 (17.68) 1 11 .067 (1.7) .858 (21.79) .008 (.203) NOTE: Tab Connected to Pin6 .200 (5.08) .169 (4.29)