Datasheet LT1965 (Analog Devices) - 4

LT1965 Series
e lectrical 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
Minimum Input Voltage ILOAD = 0.5A 1.65 V (Notes 4, 12) ILOAD = 1.1A (TJ < 125°C) l 1.8 2.3 V ILOAD = 1A (H-Grade, TJ > 125°C) 2.3 V Regulated Output Voltage LT1965-1.5, VIN = 2.1V, ILOAD = 1mA 1.477 1.5 1.523 V (Note 5) LT1965-1.5, 2.5 < VIN < 20V, 1mA < ILOAD < 1.1A l 1.455 1.5 1.545 V LT1965-1.8, VIN = 2.3V, ILOAD = 1mA 1.773 1.8 1.827 V LT1965-1.8, 2.8 < VIN < 20V, 1mA < ILOAD < 1.1A l 1.746 1.8 1.854 V LT1965-2.5, VIN = 3V, ILOAD = 1mA 2.462 2.5 2.538 V LT1965-2.5, 3.5 < VIN < 20V, 1mA < ILOAD < 1.1A l 2.425 2.5 2.575 V LT1965-3.3, VIN = 3.8V, ILOAD = 1mA 3.25 3.3 3.35 V LT1965-3.3, 4.3 < VIN < 20V, 1mA < ILOAD < 1.1A l 3.201 3.3 3.399 V ADJ Pin Voltage (Notes 4, 5) VIN = 2.1V, ILOAD = 1mA 1.182 1.2 1.218 V 2.3V < VIN < 20V, 1mA < ILOAD < 1.1A (TJ < 125°C) l 1.164 1.2 1.236 V 2.3V < VIN < 20V, 1mA < ILOAD < 1A (H-Grade, TJ > 125°C) 1.158 1.236 V Line Regulation LT1965-1.5, ∆VIN = 2.1V to 20V, ILOAD = 1mA l 3.5 9 mV LT1965-1.8, ∆VIN = 2.3V to 20V, ILOAD = 1mA l 4 10 mV LT1965-2.5, ∆VIN = 3V to 20V, ILOAD = 1mA l 4.5 11.5 mV LT1965-3.3, ∆VIN = 3.8V to 20V, ILOAD = 1mA l 5.5 16 mV LT1965, ∆VIN = 2.1V to 20V, ILOAD = 1mA (E-, I-Grades) (Note 4) l 3 8 mV LT1965, ∆VIN = 2.1V to 20V, ILOAD = 1mA (H-Grade) (Note 4) l 3 12 mV Load Regulation LT1965-1.5, VIN = 2.5V, ∆ILOAD = 1mA to 1.1A 5.25 10 mV LT1965-1.5, VIN = 2.5V, ∆ILOAD = 1mA to 1.1A l 20 mV LT1965-1.8, VIN = 2.8V, ∆ILOAD = 1mA to 1.1A 6.25 12 mV LT1965-1.8, VIN = 2.8V, ∆ILOAD = 1mA to 1.1A l 24 mV LT1965-2.5, VIN = 3.5V, ∆ILOAD = 1mA to 1.1A 8.75 16.5 mV LT1965-2.5, VIN = 3.5V, ∆ILOAD = 1mA to 1.1A l 33 mV LT1965-3.3, VIN = 4.3V, ∆ILOAD = 1mA to 1.1A 11.5 22 mV LT1965-3.3, VIN = 4.3V, ∆ILOAD = 1mA to 1.1A l 44 mV LT1965, VIN = 2.3V, ∆ILOAD = 1mA to 1.1A (Note 4) 4.25 8 mV LT1965, VIN = 2.3V, ∆ILOAD = 1mA to 1.1A (TJ < 125°C) l 16 mV LT1965, VIN = 2.3V, ∆ILOAD = 1mA to 1A (H-Grade, TJ > 125°C) 22 mV Dropout Voltage ILOAD = 1mA 0.055 0.08 V VIN = VOUT(NOMINAL) ILOAD = 1mA l 0.14 V (Notes 6, 7, 12) ILOAD = 100mA 0.12 0.175 V ILOAD = 100mA l 0.28 V ILOAD = 500mA 0.21 0.25 V ILOAD = 500mA l 0.36 V ILOAD = 1.1A 0.31 0.36 V ILOAD = 1.1A (TJ < 125°C) l 0.49 V ILOAD = 1A (H-Grade, TJ > 125°C) 0.49 V GND Pin Current ILOAD = 0mA l 0.5 1.1 mA VIN = VOUT(NOMINAL) + 1V ILOAD = 1mA l 0.6 1.5 mA (Notes 6, 8) ILOAD = 100mA l 2.2 5.5 mA ILOAD = 500mA l 8.2 20 mA ILOAD = 1.1A (TJ < 125°C) l 21 40 mA ILOAD = 1A (H-Grade, TJ > 125°C) 40 mA Output Voltage Noise COUT = 10µF, ILOAD = 1.1A, BW = 10Hz to 100kHz 40 µVRMS ADJ Pin Bias Current 1.3 4.5 µA (Notes 4, 9) Shutdown Threshold VOUT = Off to On l 0.85 2 V VOUT = On to Off l 0.2 0.45 V 1965fb 4 For more information www.linear.com/LT1965 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Applications Information Typical Applications Package Description Revision History Related Parts