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| ICs for Audio Common Use AN7169 Dual 5.8W Audio Power Amplifier Circuit s Overview The AN7169 is an integrated circuit designed for low distortion, low noise and low power dissipation audio set of 5.8W (13.2V, 4) output. Stereo operation is enabled due to incorporating two amplifiers on one chip. 12-pin SIL package enabled compact and high integrated set. Thermal protection, short protection and excessive voltage protection circuits are built in. 5.90.25 7.70.3 7.80.25 o 3.6 12 Unit : mm 29.960.3 28.00.3 20.00.2 0.60.1 s Features * Highly stable operation * Low distortion * Low quiescent current * Low noise * Low shock noise from power ON/OFF operation * Built-in muting circuit * Fewer external components * Incorporating protection circuits s Pin Descriptions Pin No. 1 2 3 4 5 6 NFB Ch.1 Input Ch.1 Ripple Filter GND (Input) Input Ch.2 NFB Ch.2 Pin Name R1.8 0.6 1 + 0.1 0.35 - 0.05 2.54 12-Lead SIP Package with Fin (HSIP012-P-0000A) 1.20.1 Pin No. 7 8 9 10 11 12 Pin Name Output Ch.2 Bootstrap Ch.2 GND (Output) VCC Bootstrap Ch.1 Output Ch.1 s Block Diagram 1 11 2 Input Circuit Driver Circuit Output Circuit 12 3 Over Voltage Over Current Over Temperature Protection 10 VCC 5 Input Circuit Driver Circuit Output Circuit 7 6 4 GND (Input) 9 GND (Output) 8 3.50.3 29.60.3 AN7169 s Absolute Maximum Ratings (Ta= 25C) Parameter Supply Voltage Supply Current Power Dissipation Peak Supply Voltage Operating Ambient Temperature Storage Temperature Note 1) R j - c = 3C/W Note 2) Voltage applied time = 0.2s Symbol VCC ICC PD VCC (surge) Topr Tstg ICs for Audio Common Use Rating 24 4.0 41.7 Note 1) 50 Note 2) - 30 ~ + 75 - 55 ~ + 150 Unit V A W V C C s Electrical Characteristics (VCC = 13.2V, f = 1kHz, RL= 4, Ta= 25C) Parameter Quiescent Circuit Current Voltage Gain Total Harmonic Distortion Symbol ICQ GV THD Vi= 0mV PO= 0.5W PO= 0.5W, f= 1kHz PO= 0.5W, f= 100Hz PO= 0.5W, f= 10kHz THD = 10% Maximum Output PO THD = 10%, RL= 2 THD = 10%, RL= 8 Output Noise Voltage Channel Balance Channel Separation Ripple Rejection Ratio Offset Voltage Vno CB CS RR VO (offset) Rg= 10k, 1000pF, f= 15Hz ~ 30kHz, 12dB/OCT Rg= 10k, 1000pF, Without Filter PO= 0.5W PO= 0.5W PO= 0.5W, Vripple = 280mVrms, fripple = 120Hz Sine wave Vi= 0mV 40 35 5.0 Condition min. 30 45 typ. 55 47 0.06 0.07 0.15 5.7 8.9 3.1 0.5 0.65 0 50 45 0 200 1.0 dB dB dB mV 1.5 mV W max. 100 49 0.5 % Unit mA dB PD - Ta 50 (1) Tc = Ta (j - c = 3C/W) (2) With a 100cm2 x 3mm Al heat sink (black color coated) or a 200cm2 x 2mm Al heat sink (not lacquered) (3) With a 100cm2 x 2mm Al heat sink (not lacquered) (4) Without heat sink 40 Power Dissipation PD (W) (1) 30 20 (2) (3) 10 (4) 0 0 40 80 120 160 200 Ambient Temperature Ta (C) ICs for Audio Common Use PO - VCC Output Power PO (W) , Total Harmonic Distortion THD (%) 24 22 20 18 Output Power PO (W) 16 THD = 10% 100 30 10 3 1 0.3 0.1 0.03 THD 0.01 0.1 0.3 1 3 10 30 100 PO VCC = 13.2V RL = 4 f = 1kHz AN7169 PO, THD - Vi Total Harmonic Distortion THD (%), Voltage Gain Response GV (dB) 0 -1 -2 -3 -4 2.0 1.5 1.0 0.5 0 10 100 THD 1k 10k 100k VCC = 13.2V RL = 4 PO = 1.0W GV THD, GV - f RL 8 6 4 2 0 0 5 10 15 20 25 RL = Supply Voltage VCC (V) RL 10 8 =4 12 =2 14 Input Voltage Vi (mV) Frequency f (Hz) ICQ, THD - VCC 100 1000 ICC - VCC (Single Channel) 10 f = 1kHz Rg = 600 THD = 10% 800 Supply Current ICC (mA) Total Harmonic Distortion THD (%) THD - PO VCC = 13.2V, RL = 4 Rg = 600, f = 1kHz 3 Quiecent Circuit Current ICQ (mA) 80 ICQ 60 0.8 Total Harmonic Distortion THD (%) RL = 0.6 600 4 1 0.3 40 f = 1kHz RL = 4 PO = 1.0W 20 THD 0 4 8 12 16 20 0.4 400 R =8 L 0.1 0.2 200 0.03 0 24 0 4 8 12 16 20 24 0.01 0.1 0.3 0.5 1 3 5 10 Supply Voltage VCC (V) Supply Voltage VCC (V) Output Power PO (W) PC - PO (Single Channel) 4 RL = 4, f = 1kHz VCC = 13.2V 8 PO - f VCC = 13.2V RL = 4 THD 10% 2.0 1.8 Output Noise Voltage Vno (mV) 1.6 1.4 1.2 1.0 0.8 0.6 Vno - Rg VCC = 13.2V RL = 4 Power Consumption PC (W) 3 Output Voltage PO (W) 6 THD 5% 2 4 1 2 FLAT 0.4 0.2 DIN AUDIO 0 0.1 0.3 0.5 1 3 5 10 0 10 100 1k 10k 100k 0 10 100 1k 10k 100k Output Power PO (W) Frequency f (Hz) Source Resistance Rg () AN7169 s Application Circuits * DUAL MODE 3 1 + 100F Ch.1 Input - 2 ICs for Audio Common Use VCC - + 100F + 1000F - 10 11 + 47F 12 - 2.2 1000F + + 7 47F - + + 100F - 6 4 9 2.2 8 0.047F 1000F 4 - - 0.047F AN7169 (Dual mode) Ch.2 Input 5 4 * BTL MODE 3 1 0.047F Input 470 2 47F 5 - + 100F 10 + - VCC 1000F 0.1F 11 + - 12 47F +- 1000F +- 7 - + 1000F 47F 0.1F 2.2 4 or 8 2.2 + - AN7169 (BTL mode) 6 4 9 8 s Printed Circuit Board Layout Scale : 1/1 AN7169 Output2 - + Input2 0.047F GND - + Input1 1 + - 100F - + 100F 1000F - + 1000F Output1 2.2 0.0 47 F 100F 2.2 +- 47F 12 + - 1000F VCC -+ 47F GND |
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