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ADP151 Folha de dados(PDF) 5 Page - Analog Devices |
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ADP151 Folha de dados(HTML) 5 Page - Analog Devices |
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5 / 47 page ![]() Data Sheet LT3046 analog.com Rev 0 5 of 47 (TJ = -40°C to +125°C for the minimum and maximum values, TA = +25°C for the typical values, output capacitance (COUT) = 4.7µF ceramic capacitor, and SET capacitance (CSET) = 4.7µF, unless otherwise noted.) PARAMETER SYMBOL CONDITIONS/COMMENTS MIN TYP MAX UNITS VRIPPLE = 80mVP-P, fRIPPLE = 10MHz, IL = 200mA 60 Ripple Rejection 0.2V ≤ VOUT < 1.3V (VIN - VOUT = 1.7V (Avg) or VIN(MIN) = 2.2V3,7) VRIPPLE = 500mVP-P, fRIPPLE = 120Hz, IL = 200mA 92 dB VRIPPLE = 50mVP-P, fRIPPLE = 10kHz, IL = 200mA 88 VRIPPLE = 50mVP-P, fRIPPLE = 100kHz, IL = 200mA 77 VRIPPLE = 50mVP-P, fRIPPLE = 1MHz, IL = 200mA 69 VRIPPLE = 50mVP-P, fRIPPLE = 10MHz, IL = 200mA 60 EN/UV Pin Threshold EN/UV trip-point rising (turn-on), VIN = 2.2V 1.19 1.27 1.35 V EN/UV Pin Hysteresis EN/UV trip-point hysteresis, VIN = 2.2V 110 mV EN/UV Pin Current VEN/UV = 0V, VIN = 20V ±1 µA VEN/UV = 1.27V, VIN = 20V 0.04 VEN/UV = 20V, VIN = 0V 1.7 8 Quiescent Current in Shutdown (VEN/UV = 0V) VIN = 6V TA = +25°C 26 100 µA Internal Current Limit8 VIN = 2.2V, VOUT = 0V 215 250 285 mA VIN = 12V, VOUT = 0V 210 VIN = 20V, VOUT = 0V 160 205 250 Programmable Current Limit Programming scale factor: 2.2V < VIN < 20V9 150 mA × kΩ VIN = 2.2V, VOUT = 0V, RILIM = 750Ω 180 200 220 mA VIN = 2.2V, VOUT = 0V, RILIM = 1.5kΩ 90 100 110 PGFB Trip Point PGFB trip point rising 288.5 298 308.5 mV PGFB Hysteresis PGFB trip point hysteresis 7 mV PGFB Pin Current VIN = 2.2V, VPGFB = 298mV 25 nA PG Output Low Voltage IPG = 100µA 35 110 mV PG Leakage Current VPG = 20V 1 µA Reverse Input Current VIN = -20V, VEN/UV = 0V, VOUT = 0V, VSET = 0V 200 µA Reverse Output Current VIN = 0V, VOUT = 5V, SET = open TA = +25°C 22 1000 µA |
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