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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ADP3166 датащи(PDF) 2 Page - Analog Devices |
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ADP3166 датащи(HTML) 2 Page - Analog Devices |
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2 / 20 page  REV. 0 –2– ADP3166–SPECIFICATIONS 1 Parameter Symbol Conditions Min Typ Max Unit ERROR AMPLIFIER Accuracy VFB 0.8 V Output Referenced to FBRTN, CSSUM = CSCOMP, 0.792 0.800 0.808 V See Test Circuit 1 1.175 V Output Referenced to FBRTN, CSSUM = CSCOMP, 1.163 1.175 1.187 V See Test Circuit 1 1.55 V Output Referenced to FBRTN, CSSUM = CSCOMP, 1.535 1.55 1.566 V See Test Circuit 1 Line Regulation ∆V FB VCC = 10 V to 14 V 0.05 % Input Bias Current IFB –13 –15.5 –17 µA FBRTN Current IFBRTN 100 200 µA Output Current IO(ERR) FB forced to VOUT – 3% 500 µA Gain Bandwidth Product GBW(ERR) COMP = FB 20 MHz Slew Rate CCOMP = 10 pF 50 V/ µs VID INPUTS Input Low Voltage VIL(VID) 0.8 V Input High Voltage VIH(VID) 2V Input Current IVID VID(X) = 0 V 20 26 µA Pull-Up Resistance RVID 100 120 k Ω Internal Pull-Up Voltage 2.0 2.4 2.65 V VID Transition Delay Time 2 VID code change to FB change 400 ns No CPU Detection Turn-Off VID code change to 11111 to 400 ns Delay Time 2 PWM going low OSCILLATOR Frequency Range2 fOSC 0.25 4 MHz Frequency Variation fPHASE TA = 25 °C, RT = 250 kΩ, 4-phase 160 200 240 kHz TA = 25 °C, RT = 115 kΩ, 4-phase2 400 kHz TA = 25 °C, R T = 75 k Ω, 4-phase2 600 kHz Output Voltage VRT RT = 100 k Ω to GND 1.9 2.0 2.1 V Timing Resistor Value 500 k Ω RAMPADJ Voltage VRAMPADJ RAMPADJ – FB –50 +50 mV RAMPADJ Input Current Range IRAMPADJ 050 µA CURRENT SENSE AMPLIFIER Offset Voltage VOS(CSA) CSSUM – CSREF, see Test Circuit 2 –3 +3 mV Input Bias Current IBIAS(CSA) 20 100 nA Gain Bandwidth Product GBWCSA 20 MHz Slew Rate CCSCOMP = 10 pF 50 V/ µs Input Common-Mode Range CSSUM and CSREF 0 3 V Positioning Accuracy ∆V FB See Test Circuit 3 –76 –80 –84 mV Output Voltage Range ICSCOMP = ±100 µA 0.05 3.3 V Output Current ICSCOMP 500 µA CURRENT BALANCE CIRCUIT Common-Mode Range VSW(X)CM –600 +200 mV Input Resistance RSW(X) SW(X) = 0 V 24 30 36 k Ω Input Current ISW(X) SW(X) = 0 V 5 7 9 µA Input Current Matching ∆ISW(X) SW(X) = 0 V –5 +5 % CURRENT LIMIT COMPARATOR Output Voltage Normal Mode VILIMIT(NM) EN > 2 V 2.9 3 3.1 V In Shutdown VILIMIT(SD) EN < 0.8 V, IILIMIT = –100 µA 400 mV Output Current, Normal Mode IILIMIT(NM) EN > 2 V, RILIMIT = 250 k Ω 12 µA Maximum Output Current EN > 2 V 60 µA Current Limit Threshold Voltage VCL VCSREF – VCSCOMP, RILIMIT = 250 k Ω 105 125 145 mV Current Limit Setting Ratio VCL/IILIMIT 10.4 mV/ µA Latch-Off Delay Threshold VSET(DLY) In current limit 1.7 1.8 1.9 V Latch-Off Delay Time tSET(DLY) RDELAY = 250 k Ω, CDELAY = 4.7 nF 600 µs (VCC = 12 V, FBRTN = GND, TA = 0 C to 85 C, unless otherwise noted.) |
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