Datasheet LT3071 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | 5A, Low Noise, Programmable Output, 85mV Dropout Linear Regulator with Analog Margining |
| 页数 / 页 | 30 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. Output Voltage (1.8V). REF/BYP Pin … |
| 文件格式/大小 | PDF / 1.1 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Output Voltage (1.8V). REF/BYP Pin Voltage. vs Temperature. GND Pin Current vs IOUT
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LT3071
TYPICAL PERFORMANCE CHARACTERISTICS Output Voltage (1.8V) REF/BYP Pin Voltage vs Temperature GND Pin Current vs IOUT vs Temperature
1.818 3.0 606 I V LOAD = 10mA IN = VOUT + 300mV CREF/BYP = 0.01µF 1.814 TJ = 25°C 2.5 604 1.810 1.806 2.0 602 TAGE (V) 1.802 1.5 600 1.798 1.794 1.0 598 OUTPUT VOL GND PIN CURRENT (mA) REF/BYP VOLTAGE (mV) 1.790 0.5 VOUT = 1.8V, VBIAS = 3.3V 596 V 1.786 OUT = 1.2V, VBIAS = 3.3V VOUT = 0.8V, VBIAS = 2.5V 1.782 0 594 –75 –50 –25 0 25 50 75 100 125 150 175 0 1 2 3 4 5 –75 –50 –25 0 25 50 75 100 125 150 175 TEMPERATURE (°C) OUTPUT CURRENT (A) TEMPERATURE (°C) 3071 G10 3071 G12 3071 G11
BIAS Pin Undervoltage Lockout BIAS Pin Current in Nap Mode BIAS Pin Current vs IOUT Threshold
400 10 2.5 VBIAS = 2.5V VIN = VOUT + 300mV 350 VEN = 0V 9 TJ = 25°C 8 2.0 300 7 VBIAS RISING 250 VOUT = 1.8V 6 V 1.5 BIAS = 3.3V 200 5 VOUT = 0.8V VBIAS = 2.5V VBIAS FALLING 150 4 1.0 3 BIAS PIN CURRENT (µA) 100 BIAS PIN CURRENT (mA) 2 UVLO THRESHOLD VOLTAGE (V) 0.5 50 1 0 0 0 –75 –50 –25 0 25 50 75 100 125 150 175 0 1 2 3 4 5 –75 –50 –25 0 25 50 75 100 125 150 175 TEMPERATURE (°C) OUTPUT CURRENT (A) TEMPERATURE (°C) 3071 G13 3071 G14 3071 G15
IMON vs IOUT PWRGD Threshold Voltage PWRGD VOL vs Temperature
2.5 1.00 100 VBIAS = 3.3V VBIAS = 2.5V VBIAS = 2.5V VOUT = 0.8V TO 1.8V VOUT = 1V IPWRGD = 200µA V 2.0 IN – VOUT = 300mV 80 TJ = –55°C TO 125°C 0.95 TAGE (V) 1.5 V 60 OUT RISING (mA) 0.90 VOLTAGE (mV) OL I MON 1.0 40 VOUT FALLING 0.85 PWRGD V 0.5 PWRGD TRESHOLD VOL 20 0 0.80 0 0 1 2 3 4 5 6 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 OUTPUT CURRENT (A) TEMPERATURE (°C) TEMPERATURE (°C) 3071 G16 3071 G17 3071 G18 3071fc 6 For more information www.linear.com/LT3071 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Revision History Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS Output Voltage (1.8V) REF/BYP Pin Voltage vs Temperature GND Pin Current vs IOUT vs Temperature
1.818 3.0 606 I V LOAD = 10mA IN = VOUT + 300mV CREF/BYP = 0.01µF 1.814 TJ = 25°C 2.5 604 1.810 1.806 2.0 602 TAGE (V) 1.802 1.5 600 1.798 1.794 1.0 598 OUTPUT VOL GND PIN CURRENT (mA) REF/BYP VOLTAGE (mV) 1.790 0.5 VOUT = 1.8V, VBIAS = 3.3V 596 V 1.786 OUT = 1.2V, VBIAS = 3.3V VOUT = 0.8V, VBIAS = 2.5V 1.782 0 594 –75 –50 –25 0 25 50 75 100 125 150 175 0 1 2 3 4 5 –75 –50 –25 0 25 50 75 100 125 150 175 TEMPERATURE (°C) OUTPUT CURRENT (A) TEMPERATURE (°C) 3071 G10 3071 G12 3071 G11
BIAS Pin Undervoltage Lockout BIAS Pin Current in Nap Mode BIAS Pin Current vs IOUT Threshold
400 10 2.5 VBIAS = 2.5V VIN = VOUT + 300mV 350 VEN = 0V 9 TJ = 25°C 8 2.0 300 7 VBIAS RISING 250 VOUT = 1.8V 6 V 1.5 BIAS = 3.3V 200 5 VOUT = 0.8V VBIAS = 2.5V VBIAS FALLING 150 4 1.0 3 BIAS PIN CURRENT (µA) 100 BIAS PIN CURRENT (mA) 2 UVLO THRESHOLD VOLTAGE (V) 0.5 50 1 0 0 0 –75 –50 –25 0 25 50 75 100 125 150 175 0 1 2 3 4 5 –75 –50 –25 0 25 50 75 100 125 150 175 TEMPERATURE (°C) OUTPUT CURRENT (A) TEMPERATURE (°C) 3071 G13 3071 G14 3071 G15
IMON vs IOUT PWRGD Threshold Voltage PWRGD VOL vs Temperature
2.5 1.00 100 VBIAS = 3.3V VBIAS = 2.5V VBIAS = 2.5V VOUT = 0.8V TO 1.8V VOUT = 1V IPWRGD = 200µA V 2.0 IN – VOUT = 300mV 80 TJ = –55°C TO 125°C 0.95 TAGE (V) 1.5 V 60 OUT RISING (mA) 0.90 VOLTAGE (mV) OL I MON 1.0 40 VOUT FALLING 0.85 PWRGD V 0.5 PWRGD TRESHOLD VOL 20 0 0.80 0 0 1 2 3 4 5 6 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 OUTPUT CURRENT (A) TEMPERATURE (°C) TEMPERATURE (°C) 3071 G16 3071 G17 3071 G18 3071fc 6 For more information www.linear.com/LT3071 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Revision History Typical Application Related Parts