Datasheet LT1783 (Analog Devices) - 10
| 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 / 10 — TYPICAL PERFORMANCE CHARACTERISTICS. Undistorted Output Swing. Total … |
| 文件格式/大小 | PDF / 183 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Undistorted Output Swing. Total Harmonic Distortion + Noise. vs Frequency
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LT1783
TYPICAL PERFORMANCE CHARACTERISTICS Undistorted Output Swing Total Harmonic Distortion + Noise Total Harmonic Distortion + Noise vs Frequency vs Frequency vs Load Resistance
12 1 1 VS = 3V, 0V VS = 3V TOTAL VS = ±5V VOUT = 2VP-P AV = 1 10 VCM = 1.2V VIN = 2VP-P AT 1kHz R VS = ±1.5V ) 0.1 L = 10k 0.1 VIN = ±1V P-P 8 6 0.010 AV = –1 0.01 V V S = 3V, 0V 4 S = ±2.5V THD + NOISE (%) THD + NOISE (%) VIN = 0.5V TO 2.5V OUTPUT SWING (V 0.001 0.001 V 2 AV = 1 S = 3V, 0V DISTORTION ≤ 1% VIN = 0.2V TO 2.2V AV = 1 0 0.0001 0.0001 100 1k 10k 100k 10 100 1k 10k 100k 100 1k 10k 100k FREQUENCY (Hz) FREQUENCY (Hz) LOAD RESISTANCE TO GROUND (Ω) 1783 G23 1783 G24 1783 G25
Total Harmonic Distortion + Noise Supply Current vs Output Voltage Amplitude Open-Loop Gain vs SHDN Pin Voltage
10 275 VS = ±5V VS = 5V, 0V A 250 V = –1 T R A = 125°C F = RG = 100k 225 1 VS = ±1.5V RL = 2k VCM = 0V 200 T A A = 25°C V = –1 RL = 10k 175 RF = RG = 100k V 150 0.1 S = 3V, 0V T V A = –55°C CM = 1.5V RL = 50k 125 100 THD + NOISE (%) AV = 1 VS = 3V, 0V 0.01 75 VCM = 1.5V AV = 1 50 VS = ±1.5V V SUPPLY CURRENT PER AMPLIFIER (μA) CM = 0V 25 INPUT OFFSET VOLTAGE CHANGE (50μV/DIV) 0.001 0 0 1 2 3 –6 –5 –4 –3 –2 –1 0 1 2 3 4 5 6 0 0.5 1 1.5 2 2.5 OUTPUT VOLTAGE AMPLITUDE (VP-P) OUTPUT VOLTAGE (V) SHUTDOWN PIN VOLTAGE (V) 1783 G26 1783 G27 1783 G28
Large-Signal Response Small-Signal Response
1783 G30 V 1783 G29 V S = ±5V S = ±5V A A V = 1 V = 1 C C L = 15pF L = 15pF 1783fd 10
TYPICAL PERFORMANCE CHARACTERISTICS Undistorted Output Swing Total Harmonic Distortion + Noise Total Harmonic Distortion + Noise vs Frequency vs Frequency vs Load Resistance
12 1 1 VS = 3V, 0V VS = 3V TOTAL VS = ±5V VOUT = 2VP-P AV = 1 10 VCM = 1.2V VIN = 2VP-P AT 1kHz R VS = ±1.5V ) 0.1 L = 10k 0.1 VIN = ±1V P-P 8 6 0.010 AV = –1 0.01 V V S = 3V, 0V 4 S = ±2.5V THD + NOISE (%) THD + NOISE (%) VIN = 0.5V TO 2.5V OUTPUT SWING (V 0.001 0.001 V 2 AV = 1 S = 3V, 0V DISTORTION ≤ 1% VIN = 0.2V TO 2.2V AV = 1 0 0.0001 0.0001 100 1k 10k 100k 10 100 1k 10k 100k 100 1k 10k 100k FREQUENCY (Hz) FREQUENCY (Hz) LOAD RESISTANCE TO GROUND (Ω) 1783 G23 1783 G24 1783 G25
Total Harmonic Distortion + Noise Supply Current vs Output Voltage Amplitude Open-Loop Gain vs SHDN Pin Voltage
10 275 VS = ±5V VS = 5V, 0V A 250 V = –1 T R A = 125°C F = RG = 100k 225 1 VS = ±1.5V RL = 2k VCM = 0V 200 T A A = 25°C V = –1 RL = 10k 175 RF = RG = 100k V 150 0.1 S = 3V, 0V T V A = –55°C CM = 1.5V RL = 50k 125 100 THD + NOISE (%) AV = 1 VS = 3V, 0V 0.01 75 VCM = 1.5V AV = 1 50 VS = ±1.5V V SUPPLY CURRENT PER AMPLIFIER (μA) CM = 0V 25 INPUT OFFSET VOLTAGE CHANGE (50μV/DIV) 0.001 0 0 1 2 3 –6 –5 –4 –3 –2 –1 0 1 2 3 4 5 6 0 0.5 1 1.5 2 2.5 OUTPUT VOLTAGE AMPLITUDE (VP-P) OUTPUT VOLTAGE (V) SHUTDOWN PIN VOLTAGE (V) 1783 G26 1783 G27 1783 G28
Large-Signal Response Small-Signal Response
1783 G30 V 1783 G29 V S = ±5V S = ±5V A A V = 1 V = 1 C C L = 15pF L = 15pF 1783fd 10