Datasheet LT3008 (Analog Devices) - 5

LT3008 Series
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TJ = 25°C. (Note 2) PARAMETER CONDITIONS MIN TYP MAX UNITS
Load Regulation (Note 3) LT3008-1.2: VIN = 2V, ILOAD = 1μA to 10mA l 0.8 4 mV VIN = 2V, ILOAD = 1μA to 20mA l 1 10 mV LT3008-1.5: VIN = 2.05V, ILOAD = 1μA to 10mA l 1 5 mV VIN = 2.05V, ILOAD = 1μA to 20mA l 1.3 13 mV LT3008-1.8: VIN = 2.35V, ILOAD = 1μA to 10mA l 1.2 6 mV VIN = 2.35V, ILOAD = 1μA to 20mA l 1.5 15 mV LT3008-2.5: VIN = 3.05V, ILOAD = 1μA to 10mA l 1.7 8.3 mV VIN = 3.05V, ILOAD = 1μA to 20mA l 2.1 21 mV LT3008-3.3: VIN = 3.85V, ILOAD = 1μA to 10mA l 2.2 11 mV VIN = 3.85V, ILOAD = 1μA to 20mA l 2.8 28 mV LT3008-5: VIN = 5.55V, ILOAD = 1μA to 10mA l 3.4 17 mV VIN = 5.55V, ILOAD = 1μA to 20mA l 4.2 42 mV LT3008: VIN = 2V, ILOAD = 1μA to 10mA l 0.4 2 mV VIN = 2V, ILOAD = 1μA to 20mA l 0.5 5 mV Dropout Voltage ILOAD = 100μA 115 180 mV VIN = VOUT(NOMINAL) (Notes 5, 6) ILOAD = 100μA l 250 mV ILOAD = 1mA 170 250 mV ILOAD = 1mA l 350 mV ILOAD = 10mA 270 340 mV ILOAD = 10mA l 470 mV ILOAD = 20mA 300 365 mV ILOAD = 20mA l 500 mV Quiescent Current (Notes 6, 7) ILOAD = 0μA 3 μA ILOAD = 0μA l 6 μA GND Pin Current ILOAD = 0μA l 3 6 μA VIN = VOUT(NOMINAL) + 0.5V (Notes 6, 7) ILOAD = 100μA l 6 12 μA ILOAD = 1mA l 21 50 μA ILOAD = 10mA l 160 500 μA ILOAD = 20mA l 350 1200 μA Output Voltage Noise (Note 9) COUT = 2.2μF, ILOAD = 20mA, BW = 10Hz to 100kHz 92 μVRMS ADJ Pin Bias Current –10 0.4 10 nA Shutdown Threshold VOUT = Off to On l 0.67 1.5 V VOUT = On to Off l 0.25 0.61 V SHDN Pin Current VSHDN = 0V, VIN = 45V l ±1 μA VSHDN = 45V, VIN = 45V l 0.65 2 μA Quiescent Current in Shutdown VIN = 6V, VSHDN = 0V l <1 μA Ripple Rejection (Note 3) VIN – VOUT = 2V, VRIPPLE = 0.5VP-P, fRIPPLE = 120Hz, ILOAD = 20mA LT3008 58 70 dB LT3008-1.2 54 66 dB LT3008-1.5 53 65 dB LT3008-1.8 52 64 dB LT3008-2.5 49 61 dB LT3008-3.3 47 59 dB LT3008-5 42 54 dB 3008fc 5