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ADP1883ARMZ-0.6-R7 Arkusz danych(PDF) 3 Page - Analog Devices |
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ADP1883ARMZ-0.6-R7 Arkusz danych(HTML) 3 Page - Analog Devices |
3 / 40 page ADP1882/ADP1883 Rev. 0 | Page 3 of 40 SPECIFICATIONS All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC). VDD = 5 V, BST − SW = 5 V, VIN = 13 V. The specifications are valid for TJ = −40°C to +125°C, unless otherwise specified. Table 1. Parameter Symbol Conditions Min Typ Max Unit POWER SUPPLY CHARACTERISTICS High Input Voltage Range VIN ADP1882ARMZ-0.3/ADP1883ARMZ-0.3 (300 kHz) 2.75 12 20 V ADP1882ARMZ-0.6/ADP1883ARMZ-0.6 (600 kHz) 2.75 12 20 V ADP1882ARMZ-1.0/ADP1883ARMZ-1.0 (1.0 MHz) 3.0 12 20 V Low Input Voltage Range VDD CIN = 1 μF to PGND, CIN = 0.22 μF to GND ADP1882ARMZ-0.3/ADP1883ARMZ-0.3 (300 kHz) 2.75 5 5.5 V ADP1882ARMZ-0.6/ADP1883ARMZ-0.6 (600 kHz) 2.75 5 5.5 V ADP1882ARMZ-1.0/ADP1883ARMZ-1.0 (1.0 MHz) 3.0 5 5.5 V Quiescent Current IQ_DD + IQ_BST FB = 1.5 V, no switching 1.1 mA Shutdown Current IDD,SD + IBST,SD COMP/EN < 285 mV 140 215 μA Undervoltage Lockout UVLO Rising VDD (see Figure 35 for temperature variation) 2.65 V UVLO Hysteresis Falling VDD from operational state 190 mV SOFT START Soft Start Period See Figure 58 3.0 ms ERROR AMPLIFIER FB Regulation Voltage VFB TJ = 25°C 800 mV TJ = −40°C to +85°C 795.3 800 805.5 mV TJ = −40°C to +125°C 792.8 800 808.0 mV Transconductance GM 300 520 730 μs FB Input Leakage Current IFB, LEAK FB = 0.8 V, COMP/EN = released 1 50 nA CURRENT-SENSE AMPLIFIER GAIN Programming Resistor (RES) Value from DRVL to PGND RES = 47 kΩ ± 1% 2.98 3.4 3.7 V/V RES = 22 kΩ ± 1% 6 6.6 7.4 V/V RES = none 24.1 26.7 29.3 V/V RES = 100 kΩ ± 1% 12.1 13.4 14.7 V/V SWITCHING FREQUENCY Typical values measured at 50% time points with 0 nF at DRVH and DRVL; maximum values are guaranteed by bench evaluation1 ADP1882ARMZ-0.3/ ADP1883ARMZ-0.3 (300 kHz) 300 kHz On Time VIN = 5 V, VOUT = 2 V, TJ = 25°C 1115 1200 1285 ns Minimum On Time VIN = 20 V 145 190 ns Minimum Off Time 84% duty cycle (maximum) 340 400 ns ADP1882ARMZ-0.6/ ADP1883ARMZ-0.6 (600 kHz) 600 kHz On Time VIN = 5 V, VOUT = 2 V, TJ = 25°C 490 540 585 ns Minimum On Time VIN = 20 V, VOUT = 0.8 V 82 110 ns Minimum Off Time 65% duty cycle (maximum) 340 400 ns ADP1882ARMZ-1.0/ ADP1883ARMZ-1.0 (1.0 MHz) 1.0 MHz On Time VIN = 5 V, VOUT = 2 V, TJ = 25°C 280 312 340 ns Minimum On Time VIN = 20 V 60 85 ns Minimum Off Time 45% duty cycle (maximum) 340 400 ns |
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