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TDA7250 Datasheet(PDF) 5 Page - STMicroelectronics |
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TDA7250 Datasheet(HTML) 5 Page - STMicroelectronics |
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5 / 11 page  ELECTRICAL CHARACTERISTICS (Tamb =25 °C, Vs = ± 35 V, play mode, unless otherwise specified) Symbol Parameter Test Conditions Min. Typ. Max. Unit Vs Supply Voltage ± 10 ± 45 V Id Quiescent Drain Current Stand-by Mode 8 mA Play Mode 10 14 Ib Input Bias Current 0.2 1 µA Vos Input Offset Voltage 1 ± 10 mV Ios Input Offset Current 100 200 nA Gv Open Loop Voltage Gain f = 100 Hz 90 dB f = 10 kHz 60 eN Input Noise Voltage RG = 600 Ω B = 20 Hz to 20 kHz 3 µV SR Slew Rate 10 V/ µs d Total Harmonic Distortion Gv = 26 dB, Po =40 W f = 1 kHz f = 20 kHz 0.004 0.03 % % Vopp Output Voltage Swing 60 Vpp Po Output Power (*) Vs = ± 35 V, RL =8 Ω Vs = ± 30 V, RL =8 Ω Vs = ± 35 V, RL =4 Ω 60 40 100 W W W Io Output Current ± 5mA SVR Supply Voltage Rejection f = 100 Hz 75 dB Cs Channel Separation f = 1 kHz 75 dB MUTE / STANDBY/ PLAY FUNCTIONS Symbol Parameter Test Conditions Min. Typ. Max. Unit Ii Input Current (pin 5) 0.1 µA Vth Comparator Standby / Mute Threshold (**) 1.0 1.25 1.5 V H Hysteresis Standby / Mute 200 mV Vth Comparator Mute / Play Threshold (**) 2.4 3.0 3.6 V H Hysteresis Mute / Play 300 mV Mute Attenuation f = 1 kHz 60 dB Vi Input Voltage Max. (pin 5) 12 (**) V CURRENT SURVEY CIRCUITRY Symbol Parameter Test Conditions Min. Typ. Max. Unit Comparator Reference to + VS to – VS 0.8 0.8 1 1 1.4 1.4 V V td Delay Time 10 µs (*) Appli cation circuit of fig. 1 f = 1 KHz ; d = 0.1 % ; Gv =26 dB. (**) Referred to − Vs. QUIESCENT CURRENT CONTROL Symbol Parameter Test Conditions Min. Typ. Max. Unit Capacitor Current Charge Discharge 30 250 60 500 µA µA Comparator Reference to + VS to – VS 10 20 10 25 mV mV TDA7250 5/11 |
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