Datasheet LT1963A (Analog Devices) - 5

制造商Analog Devices
描述1.5A, Low Noise, Fast Transient Response LDO Regulators
页数 / 页28 / 5 — e lecTrical characTerisTics The. denotes specifications which apply over …
文件格式/大小PDF / 552 Kb
文件语言英语

e lecTrical characTerisTics The. denotes specifications which apply over the full operating

e lecTrical characTerisTics The denotes specifications which apply over the full operating

该数据表的模型线

LT1963A
LT1963A Series

文件文字版本

LT1963A Series
e lecTrical characTerisTics The
l
denotes 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 (Notes 4,12) ILOAD = 0.5A 1.9 V ILOAD = 1.5A l 2.1 2.5 V Regulated Output Voltage (Note 5) LT1963A-1.5 VIN = 2.21V, ILOAD = 1mA 1.477 1.500 1.523 V 2.5V < VIN < 20V, 1mA < ILOAD < 1.5A l 1.447 1.500 1.545 V LT1963A-1.8 VIN = 2.3V, ILOAD = 1mA 1.773 1.800 1.827 V 2.8V < VIN < 20V, 1mA < ILOAD < 1.5A l 1.737 1.800 1.854 V LT1963A-2.5 VIN = 3V, ILOAD = 1mA 2.462 2.500 2.538 V 3.5V < VIN < 20V, 1mA < ILOAD < 1.5A l 2.412 2.500 2.575 V LT1963A-3.3 VIN = 3.8V, ILOAD = 1mA 3.250 3.300 3.350 V 4.3V < VIN < 20V, 1mA < ILOAD < 1.5A l 3.200 3.300 3.400 V ADJ Pin Voltage (Notes 4, 5) LT1963A VIN = 2.21V, ILOAD = 1mA 1.192 1.210 1.228 V 2.5V < VIN < 20V, 1mA < ILOAD < 1.5A l 1.174 1.210 1.246 V Line Regulation LT1963A-1.5 ∆VIN = 2.21V to 20V, ILOAD = 1mA l 2.0 6 mV LT1963A-1.8 ∆VIN = 2.3V to 20V, ILOAD = 1mA l 2.5 7 mV LT1963A-2.5 ∆VIN = 3V to 20V, ILOAD = 1mA l 3.0 10 mV LT1963A-3.3 ∆VIN = 3.8V to 20V, ILOAD = 1mA l 3.5 10 mV LT1963A (Note 4) ∆VIN = 2.21V to 20V, ILOAD = 1mA l 1.5 5 mV Load Regulation LT1963A-1.5 VIN = 2.5V, ∆ILOAD = 1mA to 1.5A 2 9 mV VIN = 2.5V, ∆ILOAD = 1mA to 1.5A ● 18 mV LT1963A-1.8 VIN = 2.8V, ∆ILOAD = 1mA to 1.5A 2 10 mV VIN = 2.8V, ∆ILOAD = 1mA to 1.5A ● 20 mV LT1963A-2.5 VIN = 3.5V, ∆ILOAD = 1mA to 1.5A 2.5 15 mV VIN = 3.5V, ∆ILOAD = 1mA to 1.5A ● 30 mV LT1963A-3.3 VIN = 4.3V, ∆ILOAD = 1mA to 1.5A 3 20 mV VIN = 4.3V, ∆ILOAD = 1mA to 1.5A ● 35 mV LT1963A (Note 4) VIN = 2.5V, ∆ILOAD = 1mA to 1.5A 2 8 mV VIN = 2.5V, ∆ILOAD = 1mA to 1.5A ● 15 mV Dropout Voltage ILOAD = 1mA 0.02 0.06 V VIN = VOUT(NOMINAL) ILOAD = 1mA ● 0.10 V (Notes 6, 7, 12) ILOAD = 100mA 0.10 0.17 V ILOAD = 100mA ● 0.22 V ILOAD = 500mA 0.19 0.27 V ILOAD = 500mA ● 0.35 V ILOAD = 1.5A 0.34 0.45 V ILOAD = 1.5A ● 0.55 V GND Pin Current ILOAD = 0mA ● 1.0 1.5 mA VIN = VOUT(NOMINAL) + 1V ILOAD = 1mA ● 1.1 1.6 mA (Notes 6, 8) ILOAD = 100mA ● 3.8 5.5 mA ILOAD = 500mA ● 15 25 mA ILOAD = 1.5A ● 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 ● 0.90 2 V VOUT = On to Off ● 0.25 0.75 V SHDN Pin Current (Note 10) VSHDN = 0V 0.01 1 µA VSHDN = 20V 3 30 µA Quiescent Current in Shutdown VIN = 6V, VSHDN = 0V 0.01 1 µA 1963aff For more information www.linear.com/LT1963A 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Applications Information Typical Applications Package Description Typical Application Revision History Related Parts