Datasheet LT1635 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | Micropower Rail-to-Rail Op Amp and Reference |
| 页数 / 页 | 12 / 6 — TYPICAL PERFOR A CE CHARACTERISTICS Op Amp. Voltage Gain vs Frequency. … |
| 文件格式/大小 | PDF / 242 Kb |
| 文件语言 | 英语 |
TYPICAL PERFOR A CE CHARACTERISTICS Op Amp. Voltage Gain vs Frequency. Gain Phase vs Frequency. Capacitive Load Handling
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LT1635
W U TYPICAL PERFOR A CE CHARACTERISTICS Op Amp Voltage Gain vs Frequency Gain Phase vs Frequency Capacitive Load Handling
120 60 100 60 V V V S = ± 2.5V S = ± 5V S = ± 2.5V T 50 T 120 RL = ∞ 100 A = 25°C A = 25°C 50 TA = 25°C PHASE 40 140 AV = 5 MARGIN PHASE SHIFT (DEG) PHASE 80 30 70° 160 40 AV = 10 AV = 1 60 20 180 30 10 200 40 0 220 OVERSHOOT (%) 20 VOLTAGE GAIN (dB) VOLTAGE GAIN (dB) 20 GAIN – 10 240 10 0 –20 260 – 20 – 30 280 0 0.01 0.1 1 10 100 1k 10k 100k 1M 10 100 1000 10 100 1000 10000 FREQUENCY (Hz) FREQUENCY (kHz) CAPACITIVE LOAD (pF) 1635 G11 1635 G10 1635 G12
Gain-Bandwidth Product and Slew Rate vs Temperature Phase Margin vs Temperature Voltage Gain vs Load Resistance
0.10 350 75 1M V V V S = 5V, 0V S = ± 5V S = ± 2.5V 0.09 300 70 PHASE MARGIN (DEG) PHASE MARGIN T µs) 0.08 A = – 55°C FALLING 250 65 SLEW RATE 0.07 200 60 TA = 25°C SLEW RATE (V/ 0.06 RISING VOLTAGE GAIN (V/V) GAIN-BANDWIDTH SLEW RATE 150 55 PRODUCT 0.05 TA = 125°C GAIN-BANDWIDTH PRODUCT (kHz) 0.04 100 50 100k – 50 – 25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 0.1 1 10 100 1000 TEMPERATURE (°C) TEMPERATURE (°C) LOAD RESISTANCE TO GROUND (kΩ) 1635 G15 1635 G13 1635 G14
Large-Signal Transient Response Large-Signal Transient Response Shunt Gain VS =
±
5V VS = 5V, 0V
0.5 TA = 25°C 0.4 IOUT = 20mA 0.3 0V 2V/DIV 1V/DIV + + 0.2 V 0V IN VOUT – IOUT – INPUT VOLTAGE CHANGE (mV) 0.1 200µs/DIV 1635 G17 100µs/DIV 1635 G18 IOUT = 1mA A A V = 1, NO LOAD V = 1, NO LOAD 0 INPUT 8V INPUT PULSE 0V TO 4V P-P 0 1 2 3 4 5 6 7 8 OUTPUT VOLTAGE (V) 1635 G16 6
W U TYPICAL PERFOR A CE CHARACTERISTICS Op Amp Voltage Gain vs Frequency Gain Phase vs Frequency Capacitive Load Handling
120 60 100 60 V V V S = ± 2.5V S = ± 5V S = ± 2.5V T 50 T 120 RL = ∞ 100 A = 25°C A = 25°C 50 TA = 25°C PHASE 40 140 AV = 5 MARGIN PHASE SHIFT (DEG) PHASE 80 30 70° 160 40 AV = 10 AV = 1 60 20 180 30 10 200 40 0 220 OVERSHOOT (%) 20 VOLTAGE GAIN (dB) VOLTAGE GAIN (dB) 20 GAIN – 10 240 10 0 –20 260 – 20 – 30 280 0 0.01 0.1 1 10 100 1k 10k 100k 1M 10 100 1000 10 100 1000 10000 FREQUENCY (Hz) FREQUENCY (kHz) CAPACITIVE LOAD (pF) 1635 G11 1635 G10 1635 G12
Gain-Bandwidth Product and Slew Rate vs Temperature Phase Margin vs Temperature Voltage Gain vs Load Resistance
0.10 350 75 1M V V V S = 5V, 0V S = ± 5V S = ± 2.5V 0.09 300 70 PHASE MARGIN (DEG) PHASE MARGIN T µs) 0.08 A = – 55°C FALLING 250 65 SLEW RATE 0.07 200 60 TA = 25°C SLEW RATE (V/ 0.06 RISING VOLTAGE GAIN (V/V) GAIN-BANDWIDTH SLEW RATE 150 55 PRODUCT 0.05 TA = 125°C GAIN-BANDWIDTH PRODUCT (kHz) 0.04 100 50 100k – 50 – 25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 0.1 1 10 100 1000 TEMPERATURE (°C) TEMPERATURE (°C) LOAD RESISTANCE TO GROUND (kΩ) 1635 G15 1635 G13 1635 G14
Large-Signal Transient Response Large-Signal Transient Response Shunt Gain VS =
±
5V VS = 5V, 0V
0.5 TA = 25°C 0.4 IOUT = 20mA 0.3 0V 2V/DIV 1V/DIV + + 0.2 V 0V IN VOUT – IOUT – INPUT VOLTAGE CHANGE (mV) 0.1 200µs/DIV 1635 G17 100µs/DIV 1635 G18 IOUT = 1mA A A V = 1, NO LOAD V = 1, NO LOAD 0 INPUT 8V INPUT PULSE 0V TO 4V P-P 0 1 2 3 4 5 6 7 8 OUTPUT VOLTAGE (V) 1635 G16 6