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TDA4853 Datasheet(PDF) 25 Page - NXP Semiconductors |
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TDA4853 Datasheet(HTML) 25 Page - NXP Semiconductors |
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25 / 60 page  1999 Jul 13 25 Philips Semiconductors Product specification I2C-bus autosync deflection controllers for PC/TV monitors TDA4853; TDA4854 CBOP(min) minimum value of capacitor at pin 3 10 −− nF VOLTAGE COMPARATOR: PIN BSENS Vi(BSENS) voltage range of positive comparator input 0 − 5V Vi(BOP) voltage range of negative comparator input 0 − 5V IL(BSENS)(max) maximum leakage current discharge disabled −−−2 µA OPEN-COLLECTOR OUTPUT STAGE: PIN BDRV Io(BDRV)(max) maximum output current 20 −− mA ILO(BDRV) output leakage current VBDRV =16V −− 3 µA Vsat(BDRV) saturation voltage IBDRV <20mA −− 300 mV toff(BDRV)(min) minimum off-time − 250 − ns td(BDRV-HDRV) delay between BDRV pulse and HDRV pulse measured at VHDRV =VBDRV =3V − 500 − ns BSENS DISCHARGE CIRCUIT: PIN BSENS VSTOP(BSENS) discharge stop level capacitive load; IBSENS = 0.5 mA 0.85 1.0 1.15 V Idch(BSENS) discharge current VBSENS > 2.5 V 4.5 6.0 7.5 mA Vth(BSENS)(restart) threshold voltage for restart fault condition 1.2 1.3 1.4 V CBSENS(min) minimum value of capacitor at BSENS (pin 4) 2 −− nF Internal reference, supply voltage, soft start and protection VCC(stab) external supply voltage for complete stabilization of all internal references 9.2 − 16 V ICC supply current − 70 − mA ICC(stb) standby supply current STDBY = 1; VPLL2 <1V; 3.5 V < VCC <16V − 9 − mA PSRR power supply rejection ratio of internal supply voltage f = 1 kHz 50 −− dB VCC(blank) supply voltage level for activation of continuous blanking VCC decreasing from 12 V 8.2 8.6 9.0 V VCC(blank)(min) minimum supply voltage level for function of continuous blanking VCC decreasing from 12 V 2.5 3.5 4.0 V Von(VCC) supply voltage level for activation of HDRV, BDRV, VOUT1, VOUT2 and HUNLOCK VCC increasing from below typical 8 V 7.9 8.3 8.7 V SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT |
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