Datasheet LT3011 (Analog Devices) - 3

LT3011
ELECTRICAL CHARACTERISTICS (LT3011E, LT3011I) The
l
denotes the specifi cations which apply over the –40°C to 125°C operating temperature range, otherwise specifi cations are TJ = 25°C. PARAMETER CONDITIONS MIN TYP MAX UNITS
Minimum Input Voltage ILOAD = 50mA l 2.8 4 V ADJ Pin Voltage (Notes 2, 3) VIN = 3V, ILOAD = 1mA 1.228 1.24 1.252 V 4V < VIN < 80V, 1mA < ILOAD < 50mA l 1.215 1.24 1.265 V Line Regulation (Note 2) ΔVIN = 3V to 80V, ILOAD = 1mA l 1 12 mV Load Regulation (Note 2) VIN = 4V, ΔILOAD = 1mA to 50mA 6 15 mV VIN = 4V, ΔILOAD = 1mA to 50mA l 25 mV Dropout Voltage ILOAD = 1mA 100 150 mV VIN = VOUT(NOMINAL) (Notes 4, 5) ILOAD = 1mA l 190 mV ILOAD = 10mA 200 260 mV ILOAD = 10mA l 350 mV ILOAD = 50mA 300 370 mV ILOAD = 50mA l 550 mV GND Pin Current ILOAD = 0mA l 46 90 μA VIN = VOUT(NOMINAL) ILOAD = 1mA l 105 200 μA (Notes 4, 6) ILOAD = 10mA l 410 700 μA ILOAD = 50mA l 1.9 3.3 mA Output Voltage Noise COUT = 10μF, ILOAD = 50mA, BW = 10Hz to 100kHz, VOUT = 1.24V 100 μVRMS ADJ Pin Bias Current (Note 7 ) 30 100 nA Shutdown Threshold VOUT = Off to On l 1.3 2 V VOUT = On to Off l 0.3 1.1 V SHDN Pin Current (Note 8) VSHDN = 0V 0.5 2 μA VSHDN = 6V 0.1 0.5 μA Quiescent Current in Shutdown VIN = 6V, VSHDN = 0V 1 5 μA PWRGD Trip Point % of Nominal Output Voltage, Output Rising l 85 90 94 % PWRGD Trip Point Hysteresis % of Nominal Output Voltage 1.1 % PWRGD Output Low Voltage IPWRGD = 50μA l 140 250 mV CT Pin Charging Current l 3 6 μA CT Pin Voltage Differential VCT(PWRGD High) – VCT(PWRGD Low) 1.67 V Ripple Rejection VIN = 7V (Avg), VRIPPLE = 0.5VP-P, fRIPPLE = 120Hz, ILOAD = 50mA 65 85 dB Current Limit VIN = 7V, VOUT = 0V 140 mA VIN = 4V, ΔVOUT = –0.1V (Note 2) l 60 mA Input Reverse Leakage Current VIN = –80V, VOUT = 0V l 6 mA Reverse Output Current (Note 9) VOUT = 1.24V, VIN < 1.24V (Note 2) 8 15 μA
ELECTRICAL CHARACTERISTICS (LT3011H) The
l
denotes the specifi cations which apply over the –40°C to 150°C operating temperature range, otherwise specifi cations are TJ = 25°C. PARAMETER CONDITIONS MIN TYP MAX UNITS
Minimum Input Voltage ILOAD = 50mA l 2.8 4 V ADJ Pin Voltage (Notes 2, 3) VIN = 3V, ILOAD = 1mA 1.228 1.24 1.252 V 4V < VIN < 80V, 1mA < ILOAD < 50mA l 1.215 1.24 1.265 V Line Regulation (Note 2) ΔVIN = 3V to 80V, ILOAD = 1mA l 1 12 mV Load Regulation (Note 2) VIN = 4V, ΔILOAD = 1mA to 50mA 6 15 mV VIN = 4V, ΔILOAD = 1mA to 50mA l 25 mV 3011f 3