AN7108 PANASONIC
Document overview
- Manufacturer or author: Provided By digicamel.com
- PDF pages: 3
Technical content
1-Chip Stereo Pre-Amplifier / Power Amplifier Circuit (3V) Unit : mm @ Description ‘The AN7108 is a monolithic integrated circuit designed for ree i> 6 ae dual pre and power amplifier suitable for 3V headphone q E es stereo. qj i> 2 qdj],e ES 5 | > 3 ; ale @ Features lad jb, © Voc range : Vec = 1.8V ~6.0V oH iad © Voltage gain: Gy = 65dB (1kHz) ass 46s @ Incorporation of DC volume, pre-amp. and power amp. 1s in one chip " © Volume Attenuation: Vin = -806B os ® ae 16-Lead DIL Plastic Package (16-DIP) ®@ Block Diagram GND Vec Reference vA Filter Power eT se [eee } — fF -— Sk fe ; — Filter | = | Voltage GND ee Panasonic M@™ = £932852 0013741 4955 122
@ Absolute Maximum Ratings (Ta=25°C) Supply Wage v Stone Tempeatue “c Operating Supply Voltage Range: Voc = 1.8V ~6.0V ® Electrical Characteristics (Vcc=3V, f=1kHz, RL=32Q, Ta=25°C) hem [symbot | ondiion | min. | yp. [max | Unit Cie Cosa Lot [version | | a Volume Attenuation Vin= SmY, Pin 9 = OV [ | so] | @ ‘Output Noise Voltage Ry = 2.2kQ, DIN/AUDIO | | | 2] mv @ Pin PinNo. | PinName | Pin'No.___ Pin Name 1 Pre-Amp. Output Ch.1 Volume Control _ 2 Pre-Amp. Negative Feedback Ch.1 Power Amp. Negative Feedback Ch.2 3 Pre-Amp. Input Ch.1 |__| _ Power Amp. Output Ch.2
4 GND-1 12 Vee
E 13 | GND2 6 Pre-Amp. Input Ch.2 [14 __|_ Power Amp. Output Ch.1 7 Pre-Amp. Negative Feeback Ch.2 [_15 __| Power Amp. Negative Feedback Ch.1 8 Pre-Amp. Output Ch.2 | __16 _|_ Reference Voltage ——— M@™ 69392852 OO13742 32] Panasonic 123
@ Application Circuit J Headphone Ri=32Q 000 0.0332 Vee = 3V. 2eelc sor. + wz AN7108 ODO) -®) Pvecfion Tag) LAY mpd won} Pe Ee 6.8k ZZ 10y Rascan ZZ\\0p 268k 0.018 470 0.0184 | Voume 1000p 1000p 30k Head Head eee Panasonic MH 6932852 0013743 265 mm 124