Datasheet LT1225 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | Very High Speed Operational Amplifier |
| 页数 / 页 | 8 / 5 — TYPICAL PERFOR A CE CHAR C. A TERISTICS. Power Supply Rejection Ratio vs. … |
| 文件格式/大小 | PDF / 231 Kb |
| 文件语言 | 英语 |
TYPICAL PERFOR A CE CHAR C. A TERISTICS. Power Supply Rejection Ratio vs. Common-Mode Rejection Ratio vs
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LT1225
W U TYPICAL PERFOR A CE CHAR C A TERISTICS Power Supply Rejection Ratio vs Common-Mode Rejection Ratio vs Input Noise Spectral Density Frequency Frequency
1000 10 100 120 V V S = ±15V S = ±15V INPUT CURRENT NOISE (pA/ T T A = 25°C 100 A = 25°C √Hz) i 80 n 100 1.0 +PSRR 80 60 60 –PSRR 40 10 en 0.1 40 √ VS = ±15V Hz) 20 INPUT VOLTAGE NOISE (nV/ TA = 25°C 20 AV = 101 POWER SUPPLY REJECTION RATIO (dB) COMMON MODE REJECTION RATIO (dB) RS = 100k 1 0.01 0 0 10 100 1k 10k 100k 100 1k 10k 100k 1M 10M 100M 1k 10k 100k 1M 10M 100M FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) LT1225 TPC10 LT1225 TPC11 LTXXXX • TPCXX
Voltage Gain and Phase vs Frequency Response vs Frequency Output Swing vs Settling Time Capacitive Load
100 100 10 24 VS = ±15 VS = ±15V V 8 T 22 S = ±15V A = 25°C TA = 25°C 10mV SETTLING A 80 80 6 20 V = –5 PHASE MARGIN (DEG) V A C = 100pF S = ±5V V = 5 4 AV = –5 18 C = 50pF 60 60 2 16 C = 0pF VS = ±15V 0 14 VS = ±5V 40 40 –2 12 VOLTAGE GAIN (dB) OUTPUT SWING (V) –4 10 AV = –5 VOLTAGE MAGNITUDE (dB) C = 1000pF –6 8 20 20 C = 500pF AV = 5 –8 6 TA = 25°C 0 0 –10 4 100 1k 10k 100k 1M 10M 100M 0 20 40 60 80 100 120 1M 10M 100M FREQUENCY (Hz) SETTLING TIME (ns) FREQUENCY (HZ) LT1225 TPC13 LTC1225 TPC14 LT1225 TPC15
Closed-Loop Output Impedance vs Frequency Gain Bandwidth vs Temperature Slew Rate vs Temperature
100 153 500 V V V S = ±15V S = ±15V S = ±15V A T V = –5 A = 25°C 152 450 A ) V = 5 10 –SR Ω 151 µs) 400 +SR 1 150 350 149 SLEW RATE (V/ 300 OUTPUT IMPEDANCE ( 0.1 GAIN BANDWIDTH (MHz) 148 250 0.01 147 200 10k 100k 1M 10M 100M –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 FREQUENCY (Hz) TEMPERATURE (˚C) TEMPERATURE (˚C) LT1225 TPC16 LT1225 TPC17 LT1225 TPC18 5
W U TYPICAL PERFOR A CE CHAR C A TERISTICS Power Supply Rejection Ratio vs Common-Mode Rejection Ratio vs Input Noise Spectral Density Frequency Frequency
1000 10 100 120 V V S = ±15V S = ±15V INPUT CURRENT NOISE (pA/ T T A = 25°C 100 A = 25°C √Hz) i 80 n 100 1.0 +PSRR 80 60 60 –PSRR 40 10 en 0.1 40 √ VS = ±15V Hz) 20 INPUT VOLTAGE NOISE (nV/ TA = 25°C 20 AV = 101 POWER SUPPLY REJECTION RATIO (dB) COMMON MODE REJECTION RATIO (dB) RS = 100k 1 0.01 0 0 10 100 1k 10k 100k 100 1k 10k 100k 1M 10M 100M 1k 10k 100k 1M 10M 100M FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) LT1225 TPC10 LT1225 TPC11 LTXXXX • TPCXX
Voltage Gain and Phase vs Frequency Response vs Frequency Output Swing vs Settling Time Capacitive Load
100 100 10 24 VS = ±15 VS = ±15V V 8 T 22 S = ±15V A = 25°C TA = 25°C 10mV SETTLING A 80 80 6 20 V = –5 PHASE MARGIN (DEG) V A C = 100pF S = ±5V V = 5 4 AV = –5 18 C = 50pF 60 60 2 16 C = 0pF VS = ±15V 0 14 VS = ±5V 40 40 –2 12 VOLTAGE GAIN (dB) OUTPUT SWING (V) –4 10 AV = –5 VOLTAGE MAGNITUDE (dB) C = 1000pF –6 8 20 20 C = 500pF AV = 5 –8 6 TA = 25°C 0 0 –10 4 100 1k 10k 100k 1M 10M 100M 0 20 40 60 80 100 120 1M 10M 100M FREQUENCY (Hz) SETTLING TIME (ns) FREQUENCY (HZ) LT1225 TPC13 LTC1225 TPC14 LT1225 TPC15
Closed-Loop Output Impedance vs Frequency Gain Bandwidth vs Temperature Slew Rate vs Temperature
100 153 500 V V V S = ±15V S = ±15V S = ±15V A T V = –5 A = 25°C 152 450 A ) V = 5 10 –SR Ω 151 µs) 400 +SR 1 150 350 149 SLEW RATE (V/ 300 OUTPUT IMPEDANCE ( 0.1 GAIN BANDWIDTH (MHz) 148 250 0.01 147 200 10k 100k 1M 10M 100M –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 FREQUENCY (Hz) TEMPERATURE (˚C) TEMPERATURE (˚C) LT1225 TPC16 LT1225 TPC17 LT1225 TPC18 5