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| Voltage Regulators AN8060 Negative output, low dropout voltage (-4V) regulator with reset pin I Overview The AN8060 is the low dropout voltage regulator having the function of resetting output voltage. With a builtin comparator to sense a reduced voltage, it is suitable for battery operating equipment. Unit: mm 1.20.25 2.54 (3.45) 1 9.40.3 2 3 4 6.30.3 8 7 6 5 0.51 min. 3.80.25 I Features * With reset function: Bias current at resetting 5A * Small input-output voltage difference: IO = 30mA, 0.2V * Low supply voltage sensing comparator built-in 3 to 15 7.620.25 0.25-0.05 +0.1 I Block Diagram RESET 8 7 6 RSENSE 5 DIP008-P-0300B Current Source * VREF - * + A * 1 GND 2 VI 3 VO 4 CADJ * = to VI I Pin Descriptions Pin No. Symbol 1 2 3 4 5 6 7 8 GND VI VO CADJ GND Input voltage Output voltage Low supply voltage sensing adj. Pin name RSENSE Low supply voltage sensing output RESET Reset pin DiC DiA Diode pin (Cathode) Diode pin (Anode) 0.50.1 1 AN8060 I Absolute Maximum Ratings at Ta = 25C Parameter Supply voltage Supply current Power dissipation Operating ambient temperature Storage temperature Symbol VCC ICC PD Topr Tstg 500 -20 to +75 -55 to +150 Rating -12 to +0.3 Voltage Regulators Unit V mA mW C C I Electrical Characteristics at Ta = 25C Parameter Bias current at reset Bias current at no load Output voltage Output voltage tolerance Line regulation Load regulation Input/output voltage difference Reset pin input current "H" Reset pin input current "L" Low supply voltage sensing level Output voltage at reset Comparator output current Symbol IRB IUB VO VT VIS VLS VIOS IRICH IRICL VRDL VRO ICO VI = -6V VI = -6V, IO = 10mA VI = -4.4 to -8V, IO = 1 to 30mA VI = -4.4 to -7.4V, IO = 10mA VI = -6V, IO = 1 to 30mA VI = -3.8V, IO = 30mA VI = -6V, VRESET = 0V VI = -6V, VRESET = -6V IO = 10mA VRESET = 0V, VI = -6V VI = -4V, VRSENSE = -3.6V -1 -200 -4.55 - 0.1 1 -4.3 -4.05 -4.08 -4.06 3.6 8 0.1 Conditions VRESET = 0V, VI = -6V 2.5 -3.92 Min Typ Max 5 6 -3.76 -3.66 60 60 0.2 Unit A mA V V mV mV V A A V V mA I Main Characteristics PD Ta 1.0 Power dissipation PD (W) 0.8 0.6 0.4 0.2 0 -50 0 50 100 150 200 Ambient temperature Ta (C) 2 |
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