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GMA7496LD20 bảng dữ liệu(PDF) 4 Page - Gamma Microelectronics Inc. |
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GMA7496LD20 bảng dữ liệu(HTML) 4 Page - Gamma Microelectronics Inc. |
4 / 11 page 4 ELECTRICAL CHARACTERISTICS ( Refer to the test circuit V = 14V; R = 8W, R = 50 , Tamb = 25°C). SL g Parameter TEST CONDITIONS Min Typ Max Unit SYMBOL Supply Voltage Range Total Quiescent Current Quiescent Output Voltage Total Harmonic Distortion Output Peak Current Input Signal Closed Loop Gain Monitor Out Gain Attenuation at Minimum Volume Slew Rate Input Resistance Variable Output Resistance Variable Output Load Thermal Muting Thermal Shut-Down MUTE STAND- BY & INPUT SELECTION FUNCTIONS Stand- by ON Threshold Stand- by OFF Threshold Mute ON Threshold Mute OFF Threshold Quiescent Current @ Stand- by Mute Bias Current Mute Attenuation Mute Attenuation Stand- by Bias Current Supply Voltage Rejection Total Output Noise Output Power Output DC Offset Referred to SVR Potential V S I Q V O THD I peak V IN G V G VLine AV min OL SR Ri Rvar out R load var out T M T S V ST ON V ST OFF V M ON V M OFF I QST-BY I muteBIAS A MUTE I stbyBIAS SVR e N BW P O DCV OS 10 25 7 0.4 0.9 2.8 31.5 1.5 2 1.3 200 18 50 V mA V % A Vrms dB dB dB V/ µs KW W KW °C °C V V V V mA dB dB µV µV µV MHz W W mV No Input Signal THD= 10%; R = 8W L THD= 1%; R = 8W L 1.6 G = 30dB; P =1W; f= 1kHz VO (Internally Limited) 0.7 Vol Ctrl > 4.5V Vol Ctrl > 4.5V; Zload > 30KW Vol Ctrl < 0.5V f= 20Hz to 22kHz Play, max volume f= 20Hz to 22kHz Play, max attenuation f= 20Hz to 22kHz Mute 28.5 -1.5 80 5 22.5 100 500 100 60 0.6 30 0 800 250 150 8 30 30 2 150 160 3.5 1.5 3.5 0.6 1 65 0.2 -5 80 35 55 f= 1kHz; max volume C = 470µF; V = 1V SVR RIP rms f= 1kHz; max attenuation C = 470µF; V = 1V SVR RIP rms 39 65 1.5 1 5 50 -20 dB µA Stand by on V = 5V ST-BY V = 5V MUTE Play or Mute µA Mute Play 2 µA µA A A MICROELECTRONICS GMA7496L Audio Amp. Frequency Response 2W+2W AMPLIFIER W/ DC VOLUME CONTROL |
Số phần tương tự - GMA7496LD20 |
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Mô tả tương tự - GMA7496LD20 |
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