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ADP3025 Datasheet(PDF) 4 Page - Analog Devices |
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ADP3025 Datasheet(HTML) 4 Page - Analog Devices |
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4 / 24 page  ADP3025 Rev. A | Page 4 of 24 SPECIFICATIONS (continued) Parameter Symbol Conditions Min Typ Max Unit MAIN SMPS CONTROLLERS Fixed 5 V Output Voltage FB5 5.5 V ≤ VIN ≤ 25 V, ADJ/FX5 = 0 V 4.90 5.0 5.10 V Fixed 3.3 V Output Voltage FB3 5.5 V ≤ VIN ≤ 25 V, ADJ/FX3 = 0 V 3.234 3.3 3.366 V Adjustable Output Voltage FB5, FB3 5.5 V ≤ VIN ≤ 25 V, ADJ/FX5 = ADJ/FX3 = 5 V 776 800 824 mV Output Voltage Adjustment Range3 ADJ/FX5 = ADJ/FX3 = 5 V 0.800 6.0 V Current Limit Threshold CLSET5 = CLSET3 = Floating 5.5 V = VIN = 25 V, TA = 25°C 54 72 90 mV CLSET5 = CLSET3 = 0 V 5.5 V ≤ VIN ≤ 25 V, TA = 25°C 240 300 360 mV Soft Start Current SS3 = SS5 = 3 V 0.7 2.1 3.8 µA Soft Start Turn-On Threshold SS5, SS3 0.4 0.6 0.8 V Feedback Input Leakage Current IFB ADJ/FX5 = ADJ/FX3 = 5 V, FB = 800 mV 600 nA Maximum Duty Cycle3 DMAX VIN = 5.5 V, SYNC = AGND 94 99 % Transition Time (DRVL) Rise tR(DRVL) CLOAD = 3000 pF, 10% to 90% 40 70 ns Fall tF(DRVL) CLOAD = 3000 pF, 90% to 10% 45 70 ns Transition Time (DRVH) Rise tR(DRVH) CLOAD = 3000 pF, 10% to 90% 50 100 ns Fall tF(DRVH) CLOAD = 3000 pF, 90% to 10% 50 100 ns Logic Input Voltage ADJ/FX3, ADJ/FX5, SD Logic Low VIL 0.6 V Logic High VIH 2.9 V LINEAR REGULATOR CONTROLLER Feedback Threshold FB2 776 800 824 mV COMP2/SD2 Pull-Up Current COMP2/SD2 COMP2/SD2 = 0 V 2.8 µA COMP2/SD2 Threshold 0.5 0.85 1.1 V DC Gain3 62 dB Transconductance gm 3 COMP2/SD2 = 3 V 0.3 ms Gain-Bandwidth Product3 GBW 20 MHz FB2 Input Leakage Current IFB2 FB2 = 800 mV 20 nA POWER-FAIL COMPARATOR PFI Input Threshold PFI PFO from high to low 776 800 824 mV PFI Input Hysteresis 14 mV PFI Input Current IPFI 500 nA PFO High Voltage PFOH 10 kΩ pull-up to 5 V 4.8 V PFO Low Voltage PFOL 10 kΩ pull-up to 5 V 0.4 V FAULT PROTECTION Output Overvoltage Trip Threshold With respect to nominal output 115 120 125 % Output Undervoltage Lockout Threshold With respect to nominal output 70 80 90 % 1 All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC) methods. 2 The reference’s line regulation error is insignificant. The reference is not supposed to be loaded externally. 3 Guaranteed by design, not tested in production. |
Similar Part No. - ADP3025_15 |
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Similar Description - ADP3025_15 |
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