Datasheet LT3072 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Dual, Low Noise, 2.5A Programmable Output, 80mV Low Dropout Linear Regulator |
| 页数 / 页 | 28 / 3 — ORDER INFORMATION LEAD FREE FINISH. TAPE AND REEL. PART MARKING*. PACKAGE … |
| 文件格式/大小 | PDF / 2.5 Mb |
| 文件语言 | 英语 |
ORDER INFORMATION LEAD FREE FINISH. TAPE AND REEL. PART MARKING*. PACKAGE DESCRIPTION. TEMPERATURE RANGE
该数据表的模型线
文件文字版本
LT3072
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3072EUFF#PBF LT3072EUFF#TRPBF 3072 36-Lead (4mm × 7mm) Plastic QFN –40°C to 125°C LT3072IUFF#PBF LT3072IUFF#TRPBF 3072 36-Lead (4mm × 7mm) Plastic QFN –40°C to 125°C Contact the factory for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. RMON = 1kΩ, unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS
IN Pin Voltage l 3.45 V BIAS Pin Voltage (Note 5) l 2.375 5.25 V Regulated Output Voltage (Note 4) VOUT = 0.6V, 10mA ≤ IOUT ≤ 2.5A, 0.90V ≤ VIN ≤ 1.05V l 0.591 0.600 0.609 V VOUT = 1.0V, 10mA ≤ IOUT ≤ 2.5A, 1.3V ≤ VIN ≤ 1.45V l 0.985 1.000 1.015 V VOUT = 1.2V, 10mA ≤ IOUT ≤ 2.5A, 1.5V ≤ VIN ≤ 1.65V l 1.1850 1.200 1.2150 V VOUT = 1.5V, 10mA ≤ IOUT ≤ 2.5A, 1.8V ≤ VIN ≤ 1.95V l 1.4812 1.500 1.5188 V VOUT = 1.8V, 10mA ≤ IOUT ≤ 2.5A, 2.1V ≤ VIN ≤ 2.25V l 1.7775 1.800 1.8225 V VOUT = 2.5V, 10mA ≤ IOUT ≤ 2.5A, 2.8V ≤ VIN ≤ 2.95V l 2.4687 2.500 2.5313 V Regulated Output Voltage Margining MARGA = 1.2V l 9 10 11 % MARGA = 0V l –11 –10 –9 % Line Regulation to VIN VOUT = 0.6V, ∆VIN = 0.9V to 3.45V, VBIAS = 5.0V, IOUT = 10mA l 0.02 1 mV VOUT = 1.2V, ∆VIN = 1.5V to 3.45V, VBIAS = 5.0V, IOUT = 10mA l 0.02 2 mV Line Regulation to VBIAS VOUT = 0.6V, ∆VBIAS = 2.375V to 5.25V, VIN = 0.9V, IOUT = 10mA l 0.2 1.5 mV VOUT = 1.2V, ∆VBIAS = 2.4V to 5.25V, VIN = 1.5V, IOUT = 10mA l 0.2 3 mV Load Regulation VBIAS = 2.375V, VIN = 0.9V, VOUT = 0.6V 1.2 2.4 mV ∆IOUT = 10mA to 2.5A l 3.6 mV (Note 5) VBIAS = 2.375V, VIN = 1.3V, VOUT = 1.0V 2 4 mV l 6 mV VBIAS = 2.4V, VIN = 1.5V, VOUT = 1.2V 1.3 2.5 mV l 3.7 mV VBIAS = 3V, VIN = 2.1V, VOUT = 1.8V 1.9 3.7 mV l 5.6 mV VBIAS = 3.7V, VIN = 2.8V, VOUT = 2.5V 2.6 5.1 mV l 7.7 mV Minimum Load Current (Note 11) 1 mA Dropout Voltage IOUT = 0.5A 19 25 mV VIN = VOUT(NOMINAL) l 35 mV VBIAS ≥ VOUT + 1.2V (Note 8) IOUT = 1A 38 50 mV l 70 mV IOUT = 2.5A 80 125 mV l 175 mV Rev. 0 For more information www.analog.com 3 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 Typical Application Related Parts
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3072EUFF#PBF LT3072EUFF#TRPBF 3072 36-Lead (4mm × 7mm) Plastic QFN –40°C to 125°C LT3072IUFF#PBF LT3072IUFF#TRPBF 3072 36-Lead (4mm × 7mm) Plastic QFN –40°C to 125°C Contact the factory for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. RMON = 1kΩ, unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS
IN Pin Voltage l 3.45 V BIAS Pin Voltage (Note 5) l 2.375 5.25 V Regulated Output Voltage (Note 4) VOUT = 0.6V, 10mA ≤ IOUT ≤ 2.5A, 0.90V ≤ VIN ≤ 1.05V l 0.591 0.600 0.609 V VOUT = 1.0V, 10mA ≤ IOUT ≤ 2.5A, 1.3V ≤ VIN ≤ 1.45V l 0.985 1.000 1.015 V VOUT = 1.2V, 10mA ≤ IOUT ≤ 2.5A, 1.5V ≤ VIN ≤ 1.65V l 1.1850 1.200 1.2150 V VOUT = 1.5V, 10mA ≤ IOUT ≤ 2.5A, 1.8V ≤ VIN ≤ 1.95V l 1.4812 1.500 1.5188 V VOUT = 1.8V, 10mA ≤ IOUT ≤ 2.5A, 2.1V ≤ VIN ≤ 2.25V l 1.7775 1.800 1.8225 V VOUT = 2.5V, 10mA ≤ IOUT ≤ 2.5A, 2.8V ≤ VIN ≤ 2.95V l 2.4687 2.500 2.5313 V Regulated Output Voltage Margining MARGA = 1.2V l 9 10 11 % MARGA = 0V l –11 –10 –9 % Line Regulation to VIN VOUT = 0.6V, ∆VIN = 0.9V to 3.45V, VBIAS = 5.0V, IOUT = 10mA l 0.02 1 mV VOUT = 1.2V, ∆VIN = 1.5V to 3.45V, VBIAS = 5.0V, IOUT = 10mA l 0.02 2 mV Line Regulation to VBIAS VOUT = 0.6V, ∆VBIAS = 2.375V to 5.25V, VIN = 0.9V, IOUT = 10mA l 0.2 1.5 mV VOUT = 1.2V, ∆VBIAS = 2.4V to 5.25V, VIN = 1.5V, IOUT = 10mA l 0.2 3 mV Load Regulation VBIAS = 2.375V, VIN = 0.9V, VOUT = 0.6V 1.2 2.4 mV ∆IOUT = 10mA to 2.5A l 3.6 mV (Note 5) VBIAS = 2.375V, VIN = 1.3V, VOUT = 1.0V 2 4 mV l 6 mV VBIAS = 2.4V, VIN = 1.5V, VOUT = 1.2V 1.3 2.5 mV l 3.7 mV VBIAS = 3V, VIN = 2.1V, VOUT = 1.8V 1.9 3.7 mV l 5.6 mV VBIAS = 3.7V, VIN = 2.8V, VOUT = 2.5V 2.6 5.1 mV l 7.7 mV Minimum Load Current (Note 11) 1 mA Dropout Voltage IOUT = 0.5A 19 25 mV VIN = VOUT(NOMINAL) l 35 mV VBIAS ≥ VOUT + 1.2V (Note 8) IOUT = 1A 38 50 mV l 70 mV IOUT = 2.5A 80 125 mV l 175 mV Rev. 0 For more information www.analog.com 3 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 Typical Application Related Parts