NTE1367 Integrated Circuit Dual, Audio Power Amp, 2.3W to 5W (4.6W to 15W BTL) Description: The NTE1367 is an integrated circuit in an 18–Lead DIP type package designed for use in audio output applications with low noise, low distortion and high output widely ranging for power supply and load resistance. Two amps are built in allowing for dual or BTL operation. Features: D High Output Power, Dual or BTL Operation D Wide Output Power Settuing Range D Wide Supply Voltage Range D Incorprated Automatic Operating Point Stabilizer Circuit D Low Distortion, Low 1/f Noise, and Low Shock Noise D High Audio Channel Separation D Incorporated Phase Converter Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, (Note 1), VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V Supply Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4A Power Dissipation (TA = +60°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20W Operating Ambient temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +75°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +150°C Note 1. VCC at operation mode = 20V (stabilized power source). Electrical Characteristics: (TA = +25°C, VCC = 9V, Note 2 unless otherwise specified) Parameter Quiescent Circuit Current Symbol Test Conditions Min Typ Max Unit ICQ Vi = 0 20 32 55 mA GV Vi = 4mV 46 48 50 dB THD Vi = 4mV – 0.4 1.0 % 4.3 4.6 – W – 0.7 1.5 mV –100 0 +100 mV BTL (RL = 8Ω, f = 1kHz) Voltage Gain Total Harmonic Distortion Output Power PO THD = 10% Output Noise Voltage Vno Vi = 0, Rg = 3.9kΩ Output Offset Voltage VO(offset) Vi = 0 Note 2. The value of Typ. is a reference value. Electrical Characteristics (Cont’d): (TA = +25°C, VCC = 9V, Note 2 unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Dual (RL = 4Ω, f = 1kHz) Voltage Gain Total Harmonic Distortion GV Vi = 4mV 42 44 46 dB THD Vi = 4mV – 0.3 1.0 % 2.0 2.3 – W Output Power PO THD = 10% Output Noise Voltage Vno Vi = 0, Rg = 3.9kΩ – 0.4 1.0 mV Channel Balance CB Vi = 4mV – 0 1 dB Note 2. The value of Typ. is a reference value. Electrical Characteristics: (TA = +25°C, VCC = 12V, Note 2 unless otherwise specified) Parameter Quiescent Circuit Current Symbol Test Conditions Min Typ Max Unit ICQ Vi = 0 20 35 60 mA GV Vi = 4mV 46 48 50 dB THD Vi = 4mV – 0.4 1.0 % 7.5 8.3 – W – 0.7 2.0 mV –100 0 +100 mV BTL (RL = 8Ω, f = 1kHz) Voltage Gain Total Harmonic Distortion Output Power PO THD = 10% Output Noise Voltage Vno Vi = 0, Rg = 10kΩ Output Offset Voltage VO(offset) Vi = 0 Dual (RL = 4Ω, f = 1kHz) Voltage Gain Total Harmonic Distortion GV Vi = 4mV 42 44 46 dB THD Vi = 4mV – 0.3 1.0 % 3.6 4.0 – W Output Power PO THD = 10% Output Noise Voltage Vno Vi = 0, Rg = 3.9kΩ – 0.5 1.5 mV Channel Balance CB Vi = 4mV – 0 1 dB Note 2. The value of Typ. is a reference value. Electrical Characteristics: (TA = +25°C, VCC = 13.2V, Note 2 unless otherwise specified) Parameter Quiescent Circuit Current Symbol Test Conditions Min Typ Max Unit ICQ Vi = 0 20 38 60 mA GV Vi = 4mV 46 48 50 dB THD Vi = 4mV – 0.4 1.0 % 9.4 10 – W – 0.7 2.0 mV –100 0 +100 mV BTL (RL = 8Ω, f = 1kHz) Voltage Gain Total Harmonic Distortion Output Power PO THD = 10% Output Noise Voltage Vno Vi = 0, Rg = 10kΩ Output Offset Voltage VO(offset) Vi = 0 Note 2. The value of Typ. is a reference value. Electrical Characteristics (Cont’d): (TA = +25°C, VCC = 13.2V, Note 2 unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Dual (RL = 4Ω, f = 1kHz) Voltage Gain Total Harmonic Distortion GV Vi = 4mV 42 44 46 dB THD Vi = 4mV – 0.3 1.0 % 4.5 5.0 – W Output Power PO THD = 10% Output Noise Voltage Vno Vi = 0, Rg = 3.9kΩ – 0.5 1.5 mV Channel Balance CB Vi = 4mV – 0 1 dB Note 2. The value of Typ. is a reference value. Pin Connection Diagram VCC 1 Ch 1 Outpuit 2 GND 3 18 Bypass 17 Ch 2 Output 16 GND Ch 1 Feedback 4 15 Ch 2 Feedback Ch 1 Feedback 5 14 Ch 2 Feedback Bypass 6 Ch 1 Input 7 13 Bypass 12 Ch 2 Input Phase Converter 8 11 Phase Converter 10 Differential Amp GND 9 .940 (23.8) 9 1 .140 (3.5) 10 18 1.180 (29.9) .708 (17.9) .185 (4.7) .118 (2.9) .944 (23.9) .118 (2.9) .590 (14.9)