Datasheet LT1521, LT1521-3, LT1521-3.3, LT1521-5 (Analog Devices) - 5

制造商Analog Devices
描述300mA Low Dropout Regulators with Micropower Quiescent Current and Shutdown
页数 / 页16 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS. LT1521-3. LT1521-3.3. LT1521-5. …
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文件语言英语

TYPICAL PERFORMANCE CHARACTERISTICS. LT1521-3. LT1521-3.3. LT1521-5. Output Voltage. LT1521. Adjust Pin Voltage. Quiescent Current

TYPICAL PERFORMANCE CHARACTERISTICS LT1521-3 LT1521-3.3 LT1521-5 Output Voltage LT1521 Adjust Pin Voltage Quiescent Current

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文件文字版本

LT1521/LT1521-3 LT1521-3.3/LT1521-5
W U TYPICAL PERFORMANCE CHARACTERISTICS LT1521-3 LT1521-3.3 LT1521-5 Output Voltage Output Voltage Output Voltage
3.08 3.38 5.08 I 3.06 3.36 OUT = 1mA 5.06 3.04 3.34 5.04 3.02 3.32 5.02 3.00 3.30 5.00 2.98 3.28 4.98 OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) 2.96 3.26 4.96 2.94 3.24 4.94 2.92 3.22 4.92 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) LT1521 • TPC04 LT1521 • TPC05 LT1521 • TPC06
LT1521 LT1521-3 LT1521-3.3 Adjust Pin Voltage Quiescent Current Quiescent Current
3.83 50 50 T I J = 25°C LOAD = 1mA 45 T 3.81 R 45 J = 25°C L = ∞ RL = ∞ 40 40 3.79 µA) µA) 35 35 3.77 30 30 3.75 25 25 20 20 3.73 15 15 OUTPUT VOLTAGE (V) V 3.71 SHDN = OPEN QUIESCENT CURRENT ( 10 QUIESCENT CURRENT ( 10 VSHDN = 0V 3.69 5 5 3.67 0 0 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 TEMPERATURE (°C) INPUT VOLTAGE (V) INPUT VOLTAGE (V) LT1521 • TPC08 LT1521 • TPC09 LT1521 • TPC07
LT1521-5 LT1521 LT1521-3 Quiescent Current Quiescent Current Ground Pin Current
50 50 1000 T T J = 25°C J = 25°C TJ = 25°C 45 45 R R 900 L = ∞ L = ∞ *FOR VOUT = 3V 40 40 800 R µA) µA) µA) LOAD = 60Ω I 35 35 700 LOAD = 50mA* 30 30 600 RLOAD = 120Ω 25 25 500 ILOAD = 25mA* 20 20 400 RLOAD = 300Ω 15 15 300 I V V LOAD = 10mA* SHDN = OPEN SHDN = OPEN QUIESCENT CURRENT ( QUIESCENT CURRENT ( 10 10 GROUND PIN CURRENT ( 200 V V R SHDN = 0V SHDN = 0V LOAD = 3k 5 5 100 ILOAD = 1mA* 0 0 0 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 INPUT VOLTAGE (V) INPUT VOLTAGE (V) INPUT VOLTAGE (V) LT1521 • TPC10 LT1521 • TPC11 LT1521 • TPC12 1521335fb 5