Datasheet LT1962 (Analog Devices) - 3

LT1962 Series
elecTrical characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 3) PARAMETER CONDITIONS MIN TYP MAX UNITS
ADJ Pin Voltage LT1962 VIN = 2V, ILOAD = 1mA 1.208 1.220 1.232 V (Notes 4, 5) 2.3V < VIN < 20V, 1mA < ILOAD < 300mA l 1.190 1.220 1.250 V Line Regulation LT1962-1.5 ∆VIN = 2V to 20V, ILOAD = 1mA l 1 5 mV LT1962-1.8 ∆VIN = 2.3V to 20V, ILOAD = 1mA l 1 5 mV LT1962-2.5 ∆VIN = 3V to 20V, ILOAD = 1mA l 1 5 mV LT1962-3 ∆VIN = 3.5V to 20V, ILOAD = 1mA l 1 5 mV LT1962-3.3 ∆VIN = 3.8V to 20V, ILOAD = 1mA l 1 5 mV LT1962-5 ∆VIN = 5.5V to 20V, ILOAD = 1mA l 1 5 mV LT1962 (Note 4) ∆VIN = 2V to 20V, ILOAD = 1mA l 1 5 mV Load Regulation LT1962-1.5 VIN = 2.5V, ∆ILOAD = 1mA to 300mA 3 8 mV VIN = 2.5V, ∆ILOAD = 1mA to 300mA l 15 mV LT1962-1.8 VIN = 2.8V, ∆ILOAD = 1mA to 300mA 4 9 mV VIN = 2.8V, ∆ILOAD = 1mA to 300mA l 18 mV LT1962-2.5 VIN = 3.5V, ∆ILOAD = 1mA to 300mA 5 12 mV VIN = 3.5V, ∆ILOAD = 1mA to 300mA l 25 mV LT1962-3 VIN = 4V, ∆ILOAD = 1mA to 300mA 7 15 mV VIN = 4V, ∆ILOAD = 1mA to 300mA l 30 mV LT1962-3.3 VIN = 4.3V, ∆ILOAD = 1mA to 300mA 7 17 mV VIN = 4.3V, ∆ILOAD = 1mA to 300mA l 33 mV LT1962-5 VIN = 6V, ∆ILOAD = 1mA to 300mA 12 25 mV VIN = 6V, ∆ILOAD = 1mA to 300mA l 50 mV LT1962 (Note 4) VIN = 2.3V, ∆ILOAD = 1mA to 300mA 2 6 mV VIN = 2.3V, ∆ILOAD = 1mA to 300mA l 12 mV Dropout Voltage ILOAD = 10mA 0.10 0.15 V VIN = VOUT(NOMINAL) ILOAD = 10mA l 0.21 V (Notes 6, 7, 12) ILOAD = 50mA 0.15 0.20 V ILOAD = 50mA l 0.28 V ILOAD = 100mA 0.18 0.24 V ILOAD = 100mA l 0.33 V ILOAD = 300mA 0.27 0.33 V ILOAD = 300mA l 0.43 V GND Pin Current ILOAD = 0mA l 30 75 µA VIN = VOUT(NOMINAL) ILOAD = 1mA l 65 120 µA (Notes 6, 8) ILOAD = 50mA l 1.1 1.6 mA ILOAD = 100mA l 2 3 mA ILOAD = 300mA l 8 12 mA Output Voltage Noise COUT = 10µF, CBYP = 0.01µF, ILOAD = 300mA, BW = 10Hz to 100kHz 20 µVRMS ADJ Pin Bias Current (Notes 4, 9) 30 100 nA Shutdown Threshold VOUT = Off to On l 0.8 2 V VOUT = On to Off l 0.25 0.65 V SHDN Pin Current VSHDN = 0V 0.01 0.5 µA (Note 10) VSHDN = 20V 1 5 µA Quiescent Current in Shutdown VIN = 6V, VSHDN = 0V 0.1 1 µA Ripple Rejection VIN – VOUT = 1.5V (Avg), VRIPPLE = 0.5VP-P, fRIPPLE = 120Hz, 55 65 dB ILOAD = 300mA Current Limit VIN = 7V, VOUT = 0V 700 mA VIN = VOUT(NOMINAL) + 1V, ∆VOUT = –0.1V l 320 mA Input Reverse Leakage Current VIN = –20V, VOUT = 0V l 1 mA 1962fa 1962fb For more information www.linear.com/LT1962 3 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Typical Performance Characteristics Pin Functions Applications Information Package Description Revision History Typical Application Related Parts