Datasheet LT1792 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | Low Noise, Precision, JFET Input Op Amp |
| 页数 / 页 | 12 / 6 — TYPICAL PERFOR A CE CH. ARA TERISTICS. Gain and Phase Shift vs Frequency. … |
| 文件格式/大小 | PDF / 183 Kb |
| 文件语言 | 英语 |
TYPICAL PERFOR A CE CH. ARA TERISTICS. Gain and Phase Shift vs Frequency. Small-Signal Transient Response
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LT1792
W U TYPICAL PERFOR A CE CH C ARA TERISTICS Gain and Phase Shift vs Frequency Small-Signal Transient Response Large-Signal Transient Response
50 80 TA = 25°C VS = ±15V 40 C 100 L = 10pF PHASE PHASE SHIFT (DEG) 30 120 5V/DIV 20mV/DIV 20 140 GAIN 10 160 VOLTAGE GAIN (dB) 0 180 1792 G10 1792 G11 A 1 V = 1 µs/DIV A 5 V = 1 µs/DIV CL = 10pF CL = 10pF 200 V –10 S = ±15V, ±5V RL = 2k 0.1 1 10 100 VS = ±15V FREQUENCY (MHz) 1792 G09
Output Voltage Swing Slew Rate and Gain-Bandwidth vs Load Current Capacitive Load Handling Product vs Temperature
GAIN-BANDWIDTH PRODUCT (f V+ – 0.8 50 6 12 VS = ±15V V 125°C S = ± 15V –1.0 25°C TA = 25°C R 5 10 –1.2 L ≥ 10k –55°C 40 VO = 100mVP-P – 1.4 AV = 10 RF = 10k µs) 4 8 –1.6 30 C SR F = 20pF VS = ±5V TO ±20V 2.0 3 6 1.8 20 GBWP O 125°C = 100kHz) (MHz) OVERSHOOT (%) 2 4 1.6 SLEW RATE (V/ AV = 1 OUTPUT VOLTAGE SWING (V) 1.4 10 1 2 –55°C 1.2 25°C AV = 10 V– +1.0 0 0 0 –10 –8 –6 –4 –2 0 2 4 6 8 10 0.1 1 10 100 1000 10000 – 75 – 50 – 25 0 25 50 75 100 125 ISINK I OUTPUT CURRENT (mA) SOURCE CAPACITIVE LOAD (pF) TEMPERATURE (°C) 1792 G12 1792 G13 1792 G14
THD and Noise vs Frequency for THD and Noise vs Frequency for Warm-Up Drift Noninverting Gain Inverting Gain
90 1 1 VS = ±15V ZL = 2k 15pF ZL = 2k 15pF TA = 25°C VO = 20VP-P VO = 20VP-P µV) 75 AV = 1, 10, 100 AV = –1, –10, –100 MEASUREMENT BANDWIDTH MEASUREMENT BANDWIDTH SO-8 PACKAGE 0.1 0.1 = 10Hz TO 80kHz = 10Hz TO 80kHz 60 45 0.01 AV = 100 0.01 AV = –100 N8 PACKAGE 30 AV = –10 A A 0.001 V = 10 AV = 1 0.001 V = – 1 CHANGE IN OFFSET VOLTAGE ( 15 NOISE FLOOR NOISE FLOOR TOTAL HARMONIC DISTROTION + NOISE (%) 0 TOTAL HARMONIC DISTROTION + NOISE (%) 0.0001 0.0001 0 1 2 3 4 5 6 20 100 1k 10k 20k 20 100 1k 10k 20k TIME AFTER POWER ON (MINUTES) FREQUENCY (Hz) FREQUENCY (Hz) 1792 G15 1792 G16 1792 G17 6
W U TYPICAL PERFOR A CE CH C ARA TERISTICS Gain and Phase Shift vs Frequency Small-Signal Transient Response Large-Signal Transient Response
50 80 TA = 25°C VS = ±15V 40 C 100 L = 10pF PHASE PHASE SHIFT (DEG) 30 120 5V/DIV 20mV/DIV 20 140 GAIN 10 160 VOLTAGE GAIN (dB) 0 180 1792 G10 1792 G11 A 1 V = 1 µs/DIV A 5 V = 1 µs/DIV CL = 10pF CL = 10pF 200 V –10 S = ±15V, ±5V RL = 2k 0.1 1 10 100 VS = ±15V FREQUENCY (MHz) 1792 G09
Output Voltage Swing Slew Rate and Gain-Bandwidth vs Load Current Capacitive Load Handling Product vs Temperature
GAIN-BANDWIDTH PRODUCT (f V+ – 0.8 50 6 12 VS = ±15V V 125°C S = ± 15V –1.0 25°C TA = 25°C R 5 10 –1.2 L ≥ 10k –55°C 40 VO = 100mVP-P – 1.4 AV = 10 RF = 10k µs) 4 8 –1.6 30 C SR F = 20pF VS = ±5V TO ±20V 2.0 3 6 1.8 20 GBWP O 125°C = 100kHz) (MHz) OVERSHOOT (%) 2 4 1.6 SLEW RATE (V/ AV = 1 OUTPUT VOLTAGE SWING (V) 1.4 10 1 2 –55°C 1.2 25°C AV = 10 V– +1.0 0 0 0 –10 –8 –6 –4 –2 0 2 4 6 8 10 0.1 1 10 100 1000 10000 – 75 – 50 – 25 0 25 50 75 100 125 ISINK I OUTPUT CURRENT (mA) SOURCE CAPACITIVE LOAD (pF) TEMPERATURE (°C) 1792 G12 1792 G13 1792 G14
THD and Noise vs Frequency for THD and Noise vs Frequency for Warm-Up Drift Noninverting Gain Inverting Gain
90 1 1 VS = ±15V ZL = 2k 15pF ZL = 2k 15pF TA = 25°C VO = 20VP-P VO = 20VP-P µV) 75 AV = 1, 10, 100 AV = –1, –10, –100 MEASUREMENT BANDWIDTH MEASUREMENT BANDWIDTH SO-8 PACKAGE 0.1 0.1 = 10Hz TO 80kHz = 10Hz TO 80kHz 60 45 0.01 AV = 100 0.01 AV = –100 N8 PACKAGE 30 AV = –10 A A 0.001 V = 10 AV = 1 0.001 V = – 1 CHANGE IN OFFSET VOLTAGE ( 15 NOISE FLOOR NOISE FLOOR TOTAL HARMONIC DISTROTION + NOISE (%) 0 TOTAL HARMONIC DISTROTION + NOISE (%) 0.0001 0.0001 0 1 2 3 4 5 6 20 100 1k 10k 20k 20 100 1k 10k 20k TIME AFTER POWER ON (MINUTES) FREQUENCY (Hz) FREQUENCY (Hz) 1792 G15 1792 G16 1792 G17 6