Datasheet LT1783 (Analog Devices) - 9
| 制造商 | Analog Devices |
| 描述 | 1.25MHz, Over-The-Top Micropower, Rail-to-Rail Input and Output Op Amp in SOT-23 |
| 页数 / 页 | 16 / 9 — TYPICAL PERFORMANCE CHARACTERISTICS. Gain Bandwidth Product and. Gain … |
| 文件格式/大小 | PDF / 183 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Gain Bandwidth Product and. Gain Bandwidth and Phase. Phase Margin vs Supply Voltage
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LT1783
TYPICAL PERFORMANCE CHARACTERISTICS Gain Bandwidth Product and Gain Bandwidth and Phase Phase Margin vs Supply Voltage Margin vs Load Resistance
MARGIN (DEG) 65 MARGIN (DEG) 65 AV = –1 PHASE R PHASE F = RG = 10k 60 f = 5kHz PHASE MARGIN 60 55 PHASE MARGIN 55 1400 1300 GAIN BANDWIDTH PRODUCT 1200 V 1250 GAIN BANDWIDTH PRODUCT S = 2.5V A 1000 V = –1 RF = RG = 10k PRODUCT (kHz) PRODUCT (kHz) f = 5kHz GAIN BAINDWIDTH GAIN BAINDWIDTH 1200 800 0 2 4 6 8 10 12 14 16 18 1k 10k 100k TOTAL SUPPLY VOLTAGE (V) LOAD RESISTANCE (Ω) 1783 G16 1783 G15
PSRR vs Frequency CMRR vs Frequency Output Impedance vs Frequency
90 110 100 VS = ±2.5V V V S = ±2.5V S = ±2.5V 80 100 A 70 V = 100 90 10 60 POSITIVE SUPPLY 50 80 AV = 10 40 70 1 30 NEGATIVE SUPPLY 60 20 50 OUTPUT IMPEDANCE (Ω) 0.1 10 AV = 1 40 POWER SUPPLY REJECTION RATIO (dB) 0 COMMON MODE REJECTION RATIO (dB) –10 30 0.01 1k 10k 100k 1M 10k 100k 1M 100 1k 10k 100k 1M FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) 1783 G17 1783 G19 1783 G18
Disabled Output Impedance Settling Time to 0.1% Capacitive Load Handling vs Frequency (Note 8) vs Output Step Overshoot vs Capacitive Load
1M 4 40 VS = ±2.5V VS = ±5V VS = 5V, 0V VPIN5 (SHUTDOWN) = 2.5V 3 35 VCM = 2.5V AV = 1 AV = –1 100k 2 30 1 25 10k 0 20 –1 15 AV = 1 OUTPUT STEP (V) OVERSHOOT (%) OUTPUT IMPEDANCE (Ω) 1k –2 10 AV = 1 AV = –1 AV = 5 AV = 10 –3 5 100 –4 0 100 1k 10k 100k 1M 0 2 4 6 8 10 12 14 16 18 20 10 100 1000 10000 FREQUENCY (Hz) SETTLING TIME (μs) CAPACITIVE LOAD (pF) 1783 G20 1783 G22 1783 G21 1783fd 9
TYPICAL PERFORMANCE CHARACTERISTICS Gain Bandwidth Product and Gain Bandwidth and Phase Phase Margin vs Supply Voltage Margin vs Load Resistance
MARGIN (DEG) 65 MARGIN (DEG) 65 AV = –1 PHASE R PHASE F = RG = 10k 60 f = 5kHz PHASE MARGIN 60 55 PHASE MARGIN 55 1400 1300 GAIN BANDWIDTH PRODUCT 1200 V 1250 GAIN BANDWIDTH PRODUCT S = 2.5V A 1000 V = –1 RF = RG = 10k PRODUCT (kHz) PRODUCT (kHz) f = 5kHz GAIN BAINDWIDTH GAIN BAINDWIDTH 1200 800 0 2 4 6 8 10 12 14 16 18 1k 10k 100k TOTAL SUPPLY VOLTAGE (V) LOAD RESISTANCE (Ω) 1783 G16 1783 G15
PSRR vs Frequency CMRR vs Frequency Output Impedance vs Frequency
90 110 100 VS = ±2.5V V V S = ±2.5V S = ±2.5V 80 100 A 70 V = 100 90 10 60 POSITIVE SUPPLY 50 80 AV = 10 40 70 1 30 NEGATIVE SUPPLY 60 20 50 OUTPUT IMPEDANCE (Ω) 0.1 10 AV = 1 40 POWER SUPPLY REJECTION RATIO (dB) 0 COMMON MODE REJECTION RATIO (dB) –10 30 0.01 1k 10k 100k 1M 10k 100k 1M 100 1k 10k 100k 1M FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) 1783 G17 1783 G19 1783 G18
Disabled Output Impedance Settling Time to 0.1% Capacitive Load Handling vs Frequency (Note 8) vs Output Step Overshoot vs Capacitive Load
1M 4 40 VS = ±2.5V VS = ±5V VS = 5V, 0V VPIN5 (SHUTDOWN) = 2.5V 3 35 VCM = 2.5V AV = 1 AV = –1 100k 2 30 1 25 10k 0 20 –1 15 AV = 1 OUTPUT STEP (V) OVERSHOOT (%) OUTPUT IMPEDANCE (Ω) 1k –2 10 AV = 1 AV = –1 AV = 5 AV = 10 –3 5 100 –4 0 100 1k 10k 100k 1M 0 2 4 6 8 10 12 14 16 18 20 10 100 1000 10000 FREQUENCY (Hz) SETTLING TIME (μs) CAPACITIVE LOAD (pF) 1783 G20 1783 G22 1783 G21 1783fd 9