Datasheet LT1112, LT1114 (Analog Devices) - 9
| 制造商 | Analog Devices |
| 描述 | Dual/Quad Low Power Precision, Picoamp Input Op Amps |
| 页数 / 页 | 16 / 9 — TYPICAL PERFOR A CE CHARACTERISTICS. Slew Rate, Gain-Bandwidth Product … |
| 文件格式/大小 | PDF / 348 Kb |
| 文件语言 | 英语 |
TYPICAL PERFOR A CE CHARACTERISTICS. Slew Rate, Gain-Bandwidth Product and Phase Margin vs Temperature
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LT1112/LT1114
W U TYPICAL PERFOR A CE CHARACTERISTICS Slew Rate, Gain-Bandwidth Product and Phase Margin vs Temperature Closed-Loop Output Impedance Capacitive Loading Handling
0.4 1000 120 µs) VS = ±15V VS = ±15V TA = 25°C T SLEW 100 A = 25°C 100 0.3 ) PHASE MARGIN (DEG) Ω 80 10 80 SLEW RATE (V/ 0.2 AV = 100 AV = +1 φm 70 1 60 800 AV = +1 0.1 OVERSHOOT (%) 40 60 GBW OUTPUT IMPEDANCE ( AV = 10 700 0.01 20 PRODUCT (kHz) GAIN-BANDWIDTH 600 0.001 0 –50 –25 0 25 50 75 100 125 1 10 100 1k 10k 100k 1M 0.00001 0.0001 0.001 0.01 0.1 1 10 TEMPERATURE (°C) FREQUENCY (Hz) CAPACITIVE LOAD (µF) LT1112/14 • TPC25 LT1112/14 • TPC26 LT1112/14 • TPC27
Undistorted Output Voltage Small-Signal Transient Response Large-Signal Transient Response vs Frequency
28 TA = 25°C 24 RL = 10k VS = ±15V 20 16 20mV/DIV 5V/DIV 12 8 VS = ±5V 4 PEAK-TO-PEAK OUTPUT VOLTAGE (V) 2µs/DIV 50µs/DIV 0 AV = +1 AV = +1 1 10 100 1000 CL = 500pF RF = 10k FREQUENCY (kHz) VS = ±15V CF = 100pF LT1112/14 • TPC30 VS = ±15V 111214fb 9
W U TYPICAL PERFOR A CE CHARACTERISTICS Slew Rate, Gain-Bandwidth Product and Phase Margin vs Temperature Closed-Loop Output Impedance Capacitive Loading Handling
0.4 1000 120 µs) VS = ±15V VS = ±15V TA = 25°C T SLEW 100 A = 25°C 100 0.3 ) PHASE MARGIN (DEG) Ω 80 10 80 SLEW RATE (V/ 0.2 AV = 100 AV = +1 φm 70 1 60 800 AV = +1 0.1 OVERSHOOT (%) 40 60 GBW OUTPUT IMPEDANCE ( AV = 10 700 0.01 20 PRODUCT (kHz) GAIN-BANDWIDTH 600 0.001 0 –50 –25 0 25 50 75 100 125 1 10 100 1k 10k 100k 1M 0.00001 0.0001 0.001 0.01 0.1 1 10 TEMPERATURE (°C) FREQUENCY (Hz) CAPACITIVE LOAD (µF) LT1112/14 • TPC25 LT1112/14 • TPC26 LT1112/14 • TPC27
Undistorted Output Voltage Small-Signal Transient Response Large-Signal Transient Response vs Frequency
28 TA = 25°C 24 RL = 10k VS = ±15V 20 16 20mV/DIV 5V/DIV 12 8 VS = ±5V 4 PEAK-TO-PEAK OUTPUT VOLTAGE (V) 2µs/DIV 50µs/DIV 0 AV = +1 AV = +1 1 10 100 1000 CL = 500pF RF = 10k FREQUENCY (kHz) VS = ±15V CF = 100pF LT1112/14 • TPC30 VS = ±15V 111214fb 9