Datasheet LT3045 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | 20V, 500mA, Ultralow Noise, Ultrahigh PSRR Linear Regulator |
| 页数 / 页 | 32 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. … |
| 修订版 | B |
| 文件格式/大小 | PDF / 2.9 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. SET Pin Current. Offset Voltage (VOUT – VSET)
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LT3045
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. SET Pin Current Offset Voltage (VOUT – VSET) Load Regulation
101.0 2.0 20 0.20 I I L = 1mA 150°C L = 1mA 100.8 150°C VIN = 2.5V V 1.5 V 18 0.18 IN = 20V 125°C IN = 20V 125°C ∆IL= 1mA to 500mA 100.6 25°C 25°C V 16 OUT = 1.3V 0.16 –55°C 1.0 –55°C 100.4 14 0.14 ∆ V 100.2 0.5 12 0.12 OS 100.0 TAGE (mV) 0 (nA) 10 0.10 (mV) SET V 99.8 OS –0.5 ∆I 8 0.08 99.6 SET PIN CURRENT (µA) OFFSET VOL 6 0.06 –1.0 99.4 4 I 0.04 SET 99.2 –1.5 2 0.02 99.0 –2.0 0 0 0 1.5 3 4.5 6 7.5 9 10.5 12 13.5 15 0 1.5 3 4.5 6 7.5 9 10.5 12 13.5 15 –75 –50 –25 0 25 50 75 100 125 150 OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) TEMPERATURE (°C) 3045 G07 3045 G08 3045 G09
Quiescent Current Quiescent Current Quiescent Current
4.0 50 3.0 VIN = 2V V VEN/UV = VIN V EN/UV = 0V EN/UV = VIN 3.5 45 IL = 10µA IL = 10µA 2.5 RSET = 33.2k R 40 SET = 13k 3.0 35 2.0 2.5 30 2.0 25 VIN = 20V 1.5 1.5 20 VIN = 2V 1.0 15 1.0 QUIESCENT CURRENT (mA) QUIESCENT CURRENT (µA) 10 QUIESCENT CURRENT (mA) 0.5 0.5 5 0 0 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 0 2 4 6 8 10 12 14 16 18 20 TEMPERATURE (°C) TEMPERATURE (°C) INPUT VOLTAGE (V) 3045 G10 3045 G11 3045 G12
Quiescent Current Typical Dropout Voltage Dropout Voltage
4.0 500 500 VIN = 20V RSET = 33.2k RSET = 33.2k VEN/UV = VIN 3.5 450 450 IL = 10µA 400 400 3.0 IL = 400mA 350 350 2.5 300 300 TAGE (mV) IL = 500mA TAGE (mV) 2.0 250 250 IL = 1mA 1.5 200 200 150 150 1.0 150°C QUIESCENT CURRENT (mA) DROPOUT VOL 150°C DROPOUT VOL 125°C 100 125°C 100 0.5 25°C 25°C 50 50 –55°C –55°C 0 0 0 0 2 4 6 8 10 12 14 16 0 50 100 150 200 250 300 350 400 450 500 –75 –50 –25 0 25 50 75 100 125 150 OUTPUT VOLTAGE (V) OUTPUT CURRENT (mA) TEMPERATURE (°C) 3045 G13 3045 G14 3045 G15 Rev. B 6 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. SET Pin Current Offset Voltage (VOUT – VSET) Load Regulation
101.0 2.0 20 0.20 I I L = 1mA 150°C L = 1mA 100.8 150°C VIN = 2.5V V 1.5 V 18 0.18 IN = 20V 125°C IN = 20V 125°C ∆IL= 1mA to 500mA 100.6 25°C 25°C V 16 OUT = 1.3V 0.16 –55°C 1.0 –55°C 100.4 14 0.14 ∆ V 100.2 0.5 12 0.12 OS 100.0 TAGE (mV) 0 (nA) 10 0.10 (mV) SET V 99.8 OS –0.5 ∆I 8 0.08 99.6 SET PIN CURRENT (µA) OFFSET VOL 6 0.06 –1.0 99.4 4 I 0.04 SET 99.2 –1.5 2 0.02 99.0 –2.0 0 0 0 1.5 3 4.5 6 7.5 9 10.5 12 13.5 15 0 1.5 3 4.5 6 7.5 9 10.5 12 13.5 15 –75 –50 –25 0 25 50 75 100 125 150 OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) TEMPERATURE (°C) 3045 G07 3045 G08 3045 G09
Quiescent Current Quiescent Current Quiescent Current
4.0 50 3.0 VIN = 2V V VEN/UV = VIN V EN/UV = 0V EN/UV = VIN 3.5 45 IL = 10µA IL = 10µA 2.5 RSET = 33.2k R 40 SET = 13k 3.0 35 2.0 2.5 30 2.0 25 VIN = 20V 1.5 1.5 20 VIN = 2V 1.0 15 1.0 QUIESCENT CURRENT (mA) QUIESCENT CURRENT (µA) 10 QUIESCENT CURRENT (mA) 0.5 0.5 5 0 0 0 –75 –50 –25 0 25 50 75 100 125 150 –75 –50 –25 0 25 50 75 100 125 150 0 2 4 6 8 10 12 14 16 18 20 TEMPERATURE (°C) TEMPERATURE (°C) INPUT VOLTAGE (V) 3045 G10 3045 G11 3045 G12
Quiescent Current Typical Dropout Voltage Dropout Voltage
4.0 500 500 VIN = 20V RSET = 33.2k RSET = 33.2k VEN/UV = VIN 3.5 450 450 IL = 10µA 400 400 3.0 IL = 400mA 350 350 2.5 300 300 TAGE (mV) IL = 500mA TAGE (mV) 2.0 250 250 IL = 1mA 1.5 200 200 150 150 1.0 150°C QUIESCENT CURRENT (mA) DROPOUT VOL 150°C DROPOUT VOL 125°C 100 125°C 100 0.5 25°C 25°C 50 50 –55°C –55°C 0 0 0 0 2 4 6 8 10 12 14 16 0 50 100 150 200 250 300 350 400 450 500 –75 –50 –25 0 25 50 75 100 125 150 OUTPUT VOLTAGE (V) OUTPUT CURRENT (mA) TEMPERATURE (°C) 3045 G13 3045 G14 3045 G15 Rev. B 6 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Application Related Parts