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ADP3000AN-33 Arkusz danych(PDF) 2 Page - Analog Devices |
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ADP3000AN-33 Arkusz danych(HTML) 2 Page - Analog Devices |
2 / 12 page –2– REV. 0 ADP3000–SPECIFICATIONS ADP3000 Parameter Conditions Symbol Min Typ Max Units INPUT VOLTAGE Step-Up Mode VIN 2.0 12.6 V Step-Down Mode 30.0 V SHUTDOWN QUIESCENT CURRENT VFB > 1.43 V; VSENSE > 1.1 × V OUT IQ 500 µA COMPARATOR TRIP POINT ADP3000 1 1.20 1.245 1.30 V VOLTAGE OUTPUT SENSE VOLTAGE ADP3000-3.3 2 3.135 3.3 3.465 V ADP3000-52 VOUT 4.75 5.00 5.25 V ADP3000-12 2 11.40 12.00 12.60 V COMPARATOR HYSTERESIS ADP3000 8 12.5 mV OUTPUT HYSTERESIS ADP3000-3.3 32 50 mV ADP3000-5 32 50 mV ADP3000-12 75 120 mV OSCILLATOR FREQUENCY fOSC 350 400 450 kHz DUTY CYCLE VFB > VREF D65 80 % SWITCH ON TIME ILIM Tied to VIN, VFB = 0 tON 1.5 2 2.55 µs SWITCH SATURATION VOLTAGE TA = +25 °C STEP-UP MODE VIN = 3.0 V, ISW = 650 mA VSAT 0.5 0.75 V VIN = 5.0 V, ISW = 1 A 0.8 1.1 V STEP-DOWN MODE VIN = 12 V, ISW = 650 mA 1.1 1.5 V FEEDBACK PIN BIAS CURRENT ADP3000 VFB = 0 V IFB 160 330 nA SET PIN BIAS CURRENT VSET = VREF ISET 200 400 nA GAIN BLOCK OUTPUT LOW ISINK = 300 µAV OL 0.15 0.4 V VSET = 1.00 V REFERENCE LINE REGULATION 5 V ≤ V IN ≤ 30 V 0.02 0.15 %/V 2 V ≤ V IN ≤ 5 V 0.2 0.6 %/V GAIN BLOCK GAIN RL = 100 kΩ 3 AV 1000 6000 V/V GAIN BLOCK CURRENT SINK VSET ≤ 1 V ISINK 300 µA CURRENT LIMIT 220 Ω from I LIM to VIN ILIM 400 mA CURRENT LIMIT TEMPERATURE COEFFICIENT –0.3 %/ °C SWITCH OFF LEAKAGE CURRENT Measured at SW1 Pin 1 10 µA VSW1 = 12 V, TA = +25 °C MAXIMUM EXCURSION BELOW GND TA = +25 °C ISW1 ≤ 10 µA, Switch Off –400 –350 mV NOTES 1This specification guarantees that both the high and low trip point of the comparator fall within the 1.20 V to 1.30 V range. 2The output voltage waveform will exhibit a sawtooth shape due to the comparator hysteresis. The output voltage on the fixed output versions will always be within the specified range. 3100 k Ω resistor connected between a 5 V source and the AO pin. *All limits at temperature extremes are guaranteed via correlation using standard statistical methods. Specifications subject to change without notice. (0 C ≤ T A ≤ +70 C, V IN = 3 V unless otherwise noted)* |
Podobny numer części - ADP3000AN-33 |
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Podobny opis - ADP3000AN-33 |
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