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LT1963EST Datasheet(PDF) 3 Page - Linear Integrated Systems |
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LT1963EST Datasheet(HTML) 3 Page - Linear Integrated Systems |
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3 / 16 page  3 LT1963 Series 1963fa PARAMETER CONDITIONS MIN TYP MAX UNITS LT1963-2.5 VIN = 3V, ILOAD = 1mA 2.462 2.500 2.538 V 3.5V < VIN < 20V, 1mA < ILOAD < 1.5A q 2.412 2.500 2.575 V LT1963-3.3 VIN = 3.8V, ILOAD = 1mA 3.250 3.300 3.350 V 4.3V < VIN < 20V, 1mA < ILOAD < 1.5A q 3.200 3.300 3.400 V ADJ Pin Voltage LT1963 VIN = 2.21V, ILOAD = 1mA 1.192 1.210 1.228 V (Notes 4, 5) 2.5V < VIN < 20V, 1mA < ILOAD < 1.5A q 1.174 1.210 1.246 V Line Regulation LT1963-1.5 ∆VIN = 2.21V to 20V, ILOAD = 1mA q 2.0 10 mV LT1963-1.8 ∆VIN = 2.3V to 20V, ILOAD = 1mA q 2.5 10 mV LT1963-2.5 ∆VIN = 3V to 20V, ILOAD = 1mA q 3.0 10 mV LT1963-3.3 ∆VIN = 3.8V to 20V, ILOAD = 1mA q 3.5 10 mV LT1963 (Note 4) ∆VIN = 2.21V to 20V, ILOAD = 1mA q 1.5 10 mV Load Regulation LT1963-1.5 VIN = 2.5V, ∆ILOAD = 1mA to 1.5A 2 9 mV VIN = 2.5V, ∆ILOAD = 1mA to 1.5A q 18 mV LT1963-1.8 VIN = 2.8V, ∆ILOAD = 1mA to 1.5A 2 10 mV VIN = 2.8V, ∆ILOAD = 1mA to 1.5A q 20 mV LT1963-2.5 VIN = 3.5V, ∆ILOAD = 1mA to 1.5A 2.5 15 mV VIN = 3.5V, ∆ILOAD = 1mA to 1.5A q 30 mV LT1963-3.3 VIN = 4.3V, ∆ILOAD = 1mA to 1.5A 3 20 mV VIN = 4.3V, ∆ILOAD = 1mA to 1.5A q 35 mV LT1963 (Note 4) VIN = 2.5V, ∆ILOAD = 1mA to 1.5A 2 8 mV VIN = 2.5V, ∆ILOAD = 1mA to 1.5A q 15 mV Dropout Voltage ILOAD = 1mA 0.02 0.06 V VIN = VOUT(NOMINAL) ILOAD = 1mA q 0.10 V (Notes 6, 7, 12) ILOAD = 100mA 0.10 0.17 V ILOAD = 100mA q 0.22 V ILOAD = 500mA 0.19 0.27 V ILOAD = 500mA q 0.35 V ILOAD = 1.5A 0.34 0.45 V ILOAD = 1.5A q 0.55 V GND Pin Current ILOAD = 0mA q 1.0 1.5 mA VIN = VOUT(NOMINAL) + 1V ILOAD = 1mA q 1.1 1.6 mA (Notes 6, 8) ILOAD = 100mA q 3.8 5.5 mA ILOAD = 500mA q 15 25 mA ILOAD = 1.5A q 80 120 mA Output Voltage Noise COUT = 10µF, ILOAD = 1.5A, BW = 10Hz to 100kHz 40 µVRMS ADJ Pin Bias Current (Notes 4, 9) 3 10 µA Shutdown Threshold VOUT = Off to On q 0.90 2 V VOUT = On to Off q 0.25 0.75 V SHDN Pin Current VSHDN = 0V 0.01 1 µA (Note 10) VSHDN = 20V 3 30 µA Quiescent Current in Shutdown VIN = 6V, VSHDN = 0V 0.01 1 µA Ripple Rejection VIN – VOUT = 1.5V (Avg), VRIPPLE = 0.5VP-P,55 63 dB fRIPPLE = 120Hz, ILOAD = 0.75A Current Limit VIN = 7V, VOUT = 0V 2 A VIN = VOUT(NOMINAL) + 1V, ∆VOUT = – 0.1V q 1.6 A Input Reverse Leakage Current (Note 13) Q, T, S8 Packages VIN = – 20V, VOUT = 0V q 1mA ST Package VIN = – 20V, VOUT = 0V q 2mA Reverse Output Current (Note 11) LT1963-1.5 VOUT = 1.5V, VIN < 1.5V 600 1200 µA LT1963-1.8 VOUT = 1.8V, VIN < 1.8V 600 1200 µA LT1963-2.5 VOUT = 2.5V, VIN < 2.5V 600 1200 µA LT1963-3.3 VOUT = 3.3V, VIN < 3.3V 600 1200 µA LT1963 (Note 4) VOUT = 1.21V, VIN < 1.21V 300 600 µA The q denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C. (Note 2) ELECTRICAL CHARACTERISTICS |
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