Datasheet LT3070-1 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | 5A, Low Noise, Programmable Output, 85mV Dropout Linear Regulator |
| 页数 / 页 | 28 / 3 — ELECTRICAL CHARACTERISTICS. The. denotes the specifications which apply … |
| 文件格式/大小 | PDF / 978 Kb |
| 文件语言 | 英语 |
ELECTRICAL CHARACTERISTICS. The. denotes the specifications which apply over the full operating
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LT3070-1
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. COUT = 15µF (Note 9), VIN = VOUT + 0.3V (Note 5), VBIAS = 2.5V unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS
IN Pin Voltage Range VIN ≥ VOUT + 150mV, IOUT= 5A l 0.95 3.0 V BIAS Pin Voltage Range (Note 3) l 2.2 3.6 V Regulated Output Voltage VOUT = 0.8V, 10mA ≤ IOUT ≤ 5A, 1.05V ≤ VIN ≤ 1.25V l 0.792 0.800 0.808 V VOUT = 0.9V, 10mA ≤ IOUT ≤ 5A, 1.15V ≤ VIN ≤ 1.35V l 0.891 0.900 0.909 V VOUT = 1V, 10mA ≤ IOUT ≤ 5A, 1.25V ≤ VIN ≤ 1.45V l 0.990 1.000 1.010 V V l OUT = 1.1V, 10mA ≤ IOUT ≤ 5A, 1.35V ≤ VIN ≤ 1.55V 1.089 1.100 1.111 V V l OUT = 1.2V, 10mA ≤ IOUT ≤ 5A, 1.45V ≤ VIN ≤ 1.65V, VBIAS = 3.3V 1.188 1.200 1.212 V V l OUT = 1.5V, 10mA ≤ IOUT ≤ 5A, 1.75V ≤ VIN ≤ 1.95V, VBIAS = 3.3V 1.485 1.500 1.515 V l VOUT = 1.8V, 10mA ≤ IOUT ≤ 5A, 2.05V ≤ VIN ≤ 2.25V, VBIAS = 3.3V 1.782 1.800 1.818 V Regulated Output Voltage Margining MARGTOL = 0V, MARGSEL = VBIAS l 0.8 1 1.2 % (Note 3) MARGTOL = 0V, MARGSEL = 0V, IOUT = 10mA l –1.2 –1 –0.8 % MARGTOL = FLOAT, MARGSEL = VBIAS l 2.7 3 3.3 % MARGTOL = FLOAT, MARGSEL = 0V, IOUT = 10mA l –3.3 –3 –2.7 % MARGTOL = VBIAS, MARGSEL= VBIAS l 4.6 5 5.4 % MARGTOL = VBIAS, MARGSEL = 0V, IOUT = 10mA l –5.4 –5 –4.6 % Line Regulation to VIN VOUT = 0.8V, ∆VIN = 1.05V to 2.7V, VBIAS = 3.3V, IOUT = 10mA l 1.0 mV VOUT = 1.8V, ∆VIN = 2.05V to 2.7V, VBIAS = 3.3V, IOUT = 10mA l 1.0 mV Line Regulation to VBIAS VOUT = 0.8V, ∆VBIAS = 2.2V to 3.6V, VIN = 1.1V, IOUT = 10mA l 2.0 mV VOUT = 1.8V, ∆VBIAS = 3.25V to 3.6V, VIN = 2.1V, IOUT = 10mA l 1.0 mV Load Regulation, VBIAS = 2.5V, VIN = 1.05V, VOUT = 0.8V –1.5 –3.0 mV ∆IOUT = 10mA to 5A l –5.5 mV VBIAS = 2.5V, VIN = 1.25V, VOUT = 1.0V –2 –4.0 mV l –7.5 mV VBIAS = 3.3V, VIN = 1.45V, VOUT = 1.2V –2 –4.0 mV l –7.5 mV VBIAS = 3.3V, VIN = 1.75V, VOUT = 1.5V –2.5 –5.0 mV l –9.0 mV VBIAS = 3.3V, VIN = 2.05V, VOUT = 1.8V –3 –7.0 mV l –13 mV Dropout Voltage, IOUT = 1A, VOUT = 1V l 20 35 mV VIN = VOUT(NOMINAL) (Note 6) IOUT = 2.5A, VOUT = 1V 50 65 mV l 85 mV IOUT = 5A, VOUT = 1V 85 120 mV l 150 mV SENSE Pin Current VIN = 1.1V, VSENSE = 0.8V l 35 50 65 µA VBIAS = 3.3V, VIN = 2.1V, VSENSE = 1.8V l 200 300 400 µA Rev 0 For more information www.analog.com 3 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Typical Application Related Parts
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. COUT = 15µF (Note 9), VIN = VOUT + 0.3V (Note 5), VBIAS = 2.5V unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS
IN Pin Voltage Range VIN ≥ VOUT + 150mV, IOUT= 5A l 0.95 3.0 V BIAS Pin Voltage Range (Note 3) l 2.2 3.6 V Regulated Output Voltage VOUT = 0.8V, 10mA ≤ IOUT ≤ 5A, 1.05V ≤ VIN ≤ 1.25V l 0.792 0.800 0.808 V VOUT = 0.9V, 10mA ≤ IOUT ≤ 5A, 1.15V ≤ VIN ≤ 1.35V l 0.891 0.900 0.909 V VOUT = 1V, 10mA ≤ IOUT ≤ 5A, 1.25V ≤ VIN ≤ 1.45V l 0.990 1.000 1.010 V V l OUT = 1.1V, 10mA ≤ IOUT ≤ 5A, 1.35V ≤ VIN ≤ 1.55V 1.089 1.100 1.111 V V l OUT = 1.2V, 10mA ≤ IOUT ≤ 5A, 1.45V ≤ VIN ≤ 1.65V, VBIAS = 3.3V 1.188 1.200 1.212 V V l OUT = 1.5V, 10mA ≤ IOUT ≤ 5A, 1.75V ≤ VIN ≤ 1.95V, VBIAS = 3.3V 1.485 1.500 1.515 V l VOUT = 1.8V, 10mA ≤ IOUT ≤ 5A, 2.05V ≤ VIN ≤ 2.25V, VBIAS = 3.3V 1.782 1.800 1.818 V Regulated Output Voltage Margining MARGTOL = 0V, MARGSEL = VBIAS l 0.8 1 1.2 % (Note 3) MARGTOL = 0V, MARGSEL = 0V, IOUT = 10mA l –1.2 –1 –0.8 % MARGTOL = FLOAT, MARGSEL = VBIAS l 2.7 3 3.3 % MARGTOL = FLOAT, MARGSEL = 0V, IOUT = 10mA l –3.3 –3 –2.7 % MARGTOL = VBIAS, MARGSEL= VBIAS l 4.6 5 5.4 % MARGTOL = VBIAS, MARGSEL = 0V, IOUT = 10mA l –5.4 –5 –4.6 % Line Regulation to VIN VOUT = 0.8V, ∆VIN = 1.05V to 2.7V, VBIAS = 3.3V, IOUT = 10mA l 1.0 mV VOUT = 1.8V, ∆VIN = 2.05V to 2.7V, VBIAS = 3.3V, IOUT = 10mA l 1.0 mV Line Regulation to VBIAS VOUT = 0.8V, ∆VBIAS = 2.2V to 3.6V, VIN = 1.1V, IOUT = 10mA l 2.0 mV VOUT = 1.8V, ∆VBIAS = 3.25V to 3.6V, VIN = 2.1V, IOUT = 10mA l 1.0 mV Load Regulation, VBIAS = 2.5V, VIN = 1.05V, VOUT = 0.8V –1.5 –3.0 mV ∆IOUT = 10mA to 5A l –5.5 mV VBIAS = 2.5V, VIN = 1.25V, VOUT = 1.0V –2 –4.0 mV l –7.5 mV VBIAS = 3.3V, VIN = 1.45V, VOUT = 1.2V –2 –4.0 mV l –7.5 mV VBIAS = 3.3V, VIN = 1.75V, VOUT = 1.5V –2.5 –5.0 mV l –9.0 mV VBIAS = 3.3V, VIN = 2.05V, VOUT = 1.8V –3 –7.0 mV l –13 mV Dropout Voltage, IOUT = 1A, VOUT = 1V l 20 35 mV VIN = VOUT(NOMINAL) (Note 6) IOUT = 2.5A, VOUT = 1V 50 65 mV l 85 mV IOUT = 5A, VOUT = 1V 85 120 mV l 150 mV SENSE Pin Current VIN = 1.1V, VSENSE = 0.8V l 35 50 65 µA VBIAS = 3.3V, VIN = 2.1V, VSENSE = 1.8V l 200 300 400 µA Rev 0 For more information www.analog.com 3 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Typical Application Related Parts