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AN7158

Panasonic Semiconductor
Part Number AN7158
Manufacturer Panasonic Semiconductor
Description Dual 7.5W Audio Power Amplifier
Published Mar 26, 2005
Detailed Description ICs for Audio Common Use AN7158N Dual 7.5W Audio Power Amplifier Circuit s Overview The AN7158N is an integrated circui...
Datasheet PDF File AN7158 PDF File

AN7158
AN7158

Overview
ICs for Audio Common Use AN7158N Dual 7.
5W Audio Power Amplifier Circuit s Overview The AN7158N is an integrated circuit designed for power amplifier of 7.
5W (16V, 4Ω) output with low noise and low distortion, and it suits TV set with multi-sound.
Stereo operation is enabled due to incorporating two amplifiers on one chip.
12-pin SIL package enabled compact and high-densely mounted set.
15.
0±0.
3 3.
6±0.
2 7.
7±0.
25 1.
0±0.
5 12 11 10 9 8 7 6 5 4 3 2 1 2.
54 Unit : mm 4.
7±0.
3 2.
7±0.
4 1.
8R 30.
0±0.
3 24.
0±0.
3 1.
26±0.
25 tion and etc.
) • Automatic operating point stabilizer circuit • Low distortion, low 1/f noise • Low shock noise from power ON/OFF operation • Better channel separation • Fewer external components 0.
7±0.
1 11 Ch.
2 Output 1 VCC Ch.
1 Output 2 0.
35 + 0.
1 – 0.
05 s Features • Incorporating protection circuits (surge, thermal protec- 0.
95±0.
25 5.
5±0.
3 0.
35±0.
25 12-Lead SIP Package (HSIP012-P-0000B) s Block Diagram Ch.
2 Bootstrap 8 7 GND 10 Shock Noise Suppression Temperature Compensation Over Voltage Protection Ch.
2 Input 9 Input Circuit Drive Output Circuit Ch.
1 Input 4 Input Circuit Drive Output Circuit 12 Shock Noise Suppression Temperature Compensation Over Voltage Protection 5 6 Ch.
1 Bootstrap 3 GND AN7158N s Absolute Maximum Ratings (Ta= 25˚C) Parameter Supply Voltage Supply Current Power Dissipation (Ta= 45˚C) Operating Ambient Temperature Storage Temperature Note 1) Note 2) Note 1) ICs for Audio Common Use Symbol VCC VCC ICC PD Topr Tstg Rating 24 20 4 30 – 30 ~ + 75 – 55 ~ + 150 Unit V V A W ˚C ˚C Supply Voltage Note 2) Without signal VCC = 24V (For non-stabilized supply) Operation VCC= 20V (For stabilized supply) s Electrical Characteristics (Ta = 25˚C) • VCC=13.
2V, RL= 4Ω, f =1kHz Parameter Quiescent Circuit Current Voltage Gain Output Power Total Harmonic Distortion Output Noise Voltage Channel Balance Separation Ripple Rejection Ratio Symbol ICQ GV PO THD Vno CB Sep.
RR Vi = 0mV Vi = 3mV THD = 10% Vi = 3mV Rg = 10kΩ Vi...


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