Datasheet LT3020, LT3020-1.2, LT3020-1.5, LT3020-1.8 (Analog Devices) - 3

制造商Analog Devices
描述100mA, Low Voltage, Very Low Dropout Linear Regulator
页数 / 页16 / 3 — ELECTRICAL CHARACTERISTICS The
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ELECTRICAL CHARACTERISTICS The

ELECTRICAL CHARACTERISTICS The

该数据表的模型线

文件文字版本

LT3020/LT3020-1.2/ LT3020-1.5/LT3020-1.8
ELECTRICAL CHARACTERISTICS The

denotes specifications which apply over the full operating temperature range, otherwise specifications are TJ = 25
°
C. PARAMETER CONDITIONS MIN TYP MAX UNITS
Minimum Input Voltage (Note 14) ILOAD = 100mA, TJ > 0°C 0.9 1.05 V ILOAD = 100mA, TJ < 0°C 0.9 1.10 V ADJ Pin Voltage (Notes 4, 5) VIN = 1.5V, ILOAD = 1mA 196 200 204 mV 1.15V < VIN < 10V, 1mA < ILOAD < 100mA ● 193 200 206 mV Regulated Output Voltage LT3020-1.2 VIN = 1.5V, ILOAD = 1mA 1.176 1.200 1.224 V (Note 4) 1.5V < VIN < 10V, 1mA < ILOAD < 100mA ● 1.157 1.200 1.236 V LT3020-1.5 VIN = 1.8V, ILOAD = 1mA 1.470 1.500 1.530 V 1.8V < VIN < 10V, 1mA < ILOAD < 100mA ● 1.447 1.500 1.545 V LT3020-1.8 VIN = 2.1V, ILOAD = 1mA 1.764 1.800 1.836 V 2.1V < VIN < 10V, 1mA < ILOAD < 100mA ● 1.737 1.800 1.854 V Line Regulation (Note 6) ∆VIN = 1.15V to 10V, ILOAD = 1mA ● –1.75 0 1.75 mV LT3020-1.2 ∆VIN = 1.5V to 10V, ILOAD = 1mA ● –10.5 0 10.5 mV LT3020-1.5 ∆VIN = 1.8V to 10V, ILOAD = 1mA ● –13 0 13 mV LT3020-1.8 ∆VIN = 2.1V to 10V, ILOAD = 1mA ● –15.8 0 15.8 mV Load Regulation (Note 6) VIN = 1.15V, ∆ILOAD = 1mA to 100mA –1 0.4 1 mV LT3020-1.2 VIN = 1.5V, ∆ILOAD = 1mA to 100mA –6 1 6 mV LT3020-1.5 VIN = 1.8V, ∆ILOAD = 1mA to 100mA –7.5 1.5 7.5 mV LT3020-1.8 VIN = 2.1V, ∆ILOAD = 1mA to 100mA –9 2 9 mV Dropout Voltage (Notes 7, 12) ILOAD = 10mA 85 115 mV ILOAD = 10mA ● 180 mV ILOAD = 100mA 150 180 mV ILOAD = 100mA ● 285 mV GND Pin Current ILOAD = 0mA ● 120 250 µA VIN = VOUT(NOMINAL) ILOAD = 1mA 570 µA (Notes 8, 12) ILOAD = 10mA 920 µA ILOAD = 100mA ● 2.25 3.5 mA Output Voltage Noise COUT = 2.2µF, ILOAD = 100mA, BW = 10Hz to 100kHz, VOUT = 1.2V 245 µVRMS ADJ Pin Bias Current VADJ = 0.2V, RIPPLE = 1.2V (Notes 6, 9) 20 50 nA Shutdown Threshold VOUT = Off to On ● 0.61 0.9 V VOUT = On to Off ● 0.25 0.61 V SHDN Pin Current (Note 10) VSHDN = 0V, VIN = 10V ● ±1 µA VSHDN = 10V, VIN = 10V ● 3 9.5 µA Quiescent Current in Shutdown VIN = 6V, VSHDN = 0V 3 9 µA Ripple Rejection (Note 6) VIN – VOUT = 1V, VRIPPLE = 0.5VP-P, fRIPPLE = 120Hz, ILOAD = 100mA 64 dB LT3020-1.2 VIN – VOUT = 1V, VRIPPLE = 0.5VP-P, fRIPPLE = 120Hz, 60 dB ILOAD = 100mA LT3020-1.5 VIN – VOUT = 1V, VRIPPLE = 0.5VP-P, fRIPPLE = 120Hz, 58 dB ILOAD = 100mA LT3020-1.8 VIN – VOUT = 1V, VRIPPLE = 0.5VP-P, fRIPPLE = 120Hz, 56 dB ILOAD = 100mA 3020fc 3