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ADP2118ACPZ-2.5-R7 Arkusz danych(PDF) 3 Page - Analog Devices |
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ADP2118ACPZ-2.5-R7 Arkusz danych(HTML) 3 Page - Analog Devices |
3 / 24 page ADP2118 Rev. 0 | Page 3 of 24 SPECIFICATIONS VIN = PVIN = 3.3 V, EN = VIN, SYNC/MODE = high @ TJ = −40°C to +125°C, unless otherwise noted. Typical values are at TJ = 25oC. Table 1. Parameter Symbol Test Conditions/Comments Min Typ Max Unit VIN AND PVIN VIN Voltage Range VIN 2.3 5.5 V PVIN Voltage Range PVIN 2.3 5.5 V Quiescent Current IVIN No switching, SYNC/MODE = GND 100 150 μA Switching, no load, SYNC/MODE = high 680 900 μA Shutdown Current ISHDN VIN = PVIN = 5.5 V, EN = GND 0.3 3 μA VIN Undervoltage Lockout Threshold UVLO VIN rising 2.2 2.3 V VIN falling 2 2.1 V OUTPUT CHARACTERISTICS Load Regulation1 Io = 0 A to 3 A 0.08 %/A Line Regulation1 Io = 1.5 A 0.05 %/V FB FB Regulation Voltage VFB VIN = 2.3 V to 5.5 V 0.591 0.6 0.609 V FB Bias Current IFB 0.01 0.1 μA SW High-Side On Resistance2 VIN = PVIN = 3.3 V, ISW = 500 mA 75 110 mΩ Low-Side On Resistance2 VIN = PVIN = 3.3 V, ISW = 500 mA 40 60 mΩ SW Peak Current Limit High-side switch, VIN = PVIN = 3.3 V 4 5.2 6.4 A SW Maximum Duty Cycle VIN = PVIN = 5.5 V, full frequency 100 % SW Minimum On Time3 VIN = PVIN = 5.5 V, full frequency 100 ns TRK TRK Input Voltage Range 0 600 mV TRK to FB Offset Voltage TRK = 0 mV to 500 mV −10 +10 mV TRK Input Bias Current 100 nA FREQUENCY Oscillator Frequency FREQ = VIN 1.0 1.2 1.4 MHz FREQ = GND 500 600 700 kHz FREQ Input High Voltage 1.2 V FREQ Input Low Voltage 0.4 V SYNC/MODE Synchronization Range 0.6 1.4 MHz SYNC Minimum Pulse Width 100 ns SYNC Minimum Off Time 100 ns SYNC Input High Voltage 1.2 V SYNC Input Low Voltage 0.4 V INTEGRATED SOFT START Soft Start Time All switching frequency 2048 Clock cycles PGOOD Power Good Range FB rising threshold 105 110 115 % FB rising hysteresis 2.5 % FB falling threshold 85 90 94 % FB falling hysteresis 2.5 % Power Good Deglitch Time From FB to PGOOD 16 Clock cycles PGOOD Leakage Current VPGOOD = 5 V 0.1 1 μA PGOOD Output Low Voltage IPGOOD = 1 mA 140 200 mV |
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Podobny opis - ADP2118ACPZ-2.5-R7 |
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