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ADP1613-12-EVALZ Arkusz danych(PDF) 3 Page - Analog Devices |
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ADP1613-12-EVALZ Arkusz danych(HTML) 3 Page - Analog Devices |
3 / 28 page ADP1612/ADP1613 Rev. A | Page 3 of 28 SPECIFICATIONS VIN = 3.6 V, unless otherwise noted. Minimum and maximum values are guaranteed for TJ = −40°C to +125°C. Typical values specified are at TJ = 25°C. All limits at temperature extremes are guaranteed by correlation and characterization using standard statistical quality control (SQC), unless otherwise noted. Table 1. Parameter Symbol Conditions Min Typ Max Unit SUPPLY Input Voltage VIN ADP1612 1.8 5.5 V ADP1613 2.5 5.5 V Quiescent Current Nonswitching State IQ VFB = 1.5 V, FREQ = VIN 900 1350 μA VFB = 1.5 V, FREQ = GND 700 1300 μA Shutdown IQSHDN VEN = 0 V 0.01 2 μA Switching State1 IQSW FREQ = VIN, no load 4 5.8 mA FREQ = GND, no load 2.2 4 mA Enable Pin Bias Current IEN VEN = 3.6 V 3.3 7 μA OUTPUT Output Voltage VOUT VIN 20 V Load Regulation ILOAD = 10 mA to 150 mA, VIN = 3.3 V, VOUT = 12 V 0.1 mV/mA REFERENCE Feedback Voltage VFB 1.2041 1.235 1.2659 V Line Regulation ADP1612, VIN = 1.8 V to 5.5 V; ADP1613, VIN = 2.5 V to 5.5 V 0.07 0.24 %/V ERROR AMPLIFIER Transconductance GMEA ΔI = 4 μA 80 μA/V Voltage Gain AV 60 dB FB Pin Bias Current VFB = 1.3 V 1 50 nA SWITCH SW On Resistance RDSON ISW = 1.0 A 130 300 mΩ SW Leakage Current VSW = 20 V 0.01 10 μA Peak Current Limit2 ICL ADP1612, duty cycle = 70% 0.9 1.4 1.9 A ADP1613, duty cycle = 70% 1.3 2.0 2.5 A OSCILLATOR Oscillator Frequency fSW FREQ = GND 500 650 720 kHz FREQ = VIN 1.1 1.3 1.4 MHz Maximum Duty Cycle DMAX COMP = open, VFB = 1 V, FREQ = VIN 88 90 % FREQ Pin Current IFREQ FREQ = 3.6 V 5 8 μA EN/FREQ LOGIC THRESHOLD ADP1612, VIN = 1.8 V to 5.5 V; ADP1613, VIN = 2.5 V to 5.5 V Input Voltage Low VIL 0.3 V Input Voltage High VIH 1.6 V SOFT START SS Charging Current ISS VSS = 0 V 3.4 5 6.2 μA SS Voltage VSS VFB = 1.3 V 1.2 V UNDERVOLTAGE LOCKOUT (UVLO) Undervoltage Lockout Threshold ADP1612, VIN rising 1.70 V ADP1612, VIN falling 1.62 V ADP1613, VIN rising 2.25 V ADP1613, VIN falling 2.16 V THERMAL SHUTDOWN Thermal Shutdown Threshold 150 °C Thermal Shutdown Hysteresis 20 °C 1 This parameter specifies the average current while switching internally and with SW (Pin 5) floating. 2 Current limit is a function of duty cycle. See the section for typical values over operating ranges. Typical Performance Characteristics |
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