Datasheet LT1227 (Analog Devices) - 5
| Manufacturer | Analog Devices |
| Description | 140MHz Video Current Feedback Amplifier |
| Pages / Page | 12 / 5 — TYPICAL PERFOR A CE CH. ARA TERISTICS. Maximum Capacitive Load. Total … |
| File Format / Size | PDF / 255 Kb |
| Document Language | English |
TYPICAL PERFOR A CE CH. ARA TERISTICS. Maximum Capacitive Load. Total Harmonic Distortion. Maximum Undistorted Output
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LT1227
W U TYPICAL PERFOR A CE CH C ARA TERISTICS Maximum Capacitive Load Total Harmonic Distortion Maximum Undistorted Output vs Feedback Resistor vs Frequency vs Frequency
10000 0.1 25 RL = 1k V V S = ±15V S = ±15V PEAKING ≤ 5dB R R L = 400Ω L = 1k GAIN = 2 R R V F = RG = 1k 20 F = 1k 1000 S = ±5V ) P-P AV = +10 15 AV = –1 V 100 S = ±15V 0.01 VO = 7VRMS AV = +1 10 CAPACITIVE LOAD (pF) 10 OUTPUT VOLTAGE (V AV = +2 V 5 O = 1VRMS TOTAL HARMONIC DISTORTION (%) 1 0.001 0 0 1 2 3 10 100 1k 10k 100k 1 10 100 FEEDBACK RESISTOR (kΩ) FREQUENCY (Hz) FREQUENCY (MHz) LT1227 • TPC10 LT1227 • TPC11 LT1127 • TPC12
Input Common Mode Limit Output Saturation Voltage Output Short-Circuit Current vs Temperature vs Temperature vs Junction Temperature
V+ V+ 70 RL = ∞ –0.5 ±2V ≤ VS ≤ ±18V V+ = 2V TO 18V –0.5 –1.0 60 –1.5 –1.0 –2.0 50 2.0 1.5 1.0 40 COMMON MODE RANGE (V) 1.0 V– = –2V TO –18V 0.5 OUTPUT SATURATION VOLTAGE (V) 0.5 OUTPUT SHORT-CIRCUIT CURRENT (mA) V– V– 30 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 150 175 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) LT1227 • TPC13 LT1227 • TPC14 LT1227 • TPC15
Spot Noise Voltage and Current Power Supply Rejection vs Frequency vs Frequency Output Impedance vs Frequency
100 80 100 VS = ±15V VS = ±15V RL = 100Ω RF = RG = 1k 10 √Hz) –in 60 ) Ω POSITIVE R 1 F = RG = 2k NEGATIVE √Hz OR pA/ 10 40 RF = RG = 1k 0.1 en 20 OUTPUT IMPEDANCE ( 0.01 SPOT NOISE (nV/ +in POWER SUPPLY REJECTION (dB) 1 0 0.001 10 100 1k 10k 100k 10k 100k 1M 10M 100M 10k 100k 1M 10M 100M FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) LT1227 • TPC16 LT1227 • TPC17 LT1227 • TPC18 5
W U TYPICAL PERFOR A CE CH C ARA TERISTICS Maximum Capacitive Load Total Harmonic Distortion Maximum Undistorted Output vs Feedback Resistor vs Frequency vs Frequency
10000 0.1 25 RL = 1k V V S = ±15V S = ±15V PEAKING ≤ 5dB R R L = 400Ω L = 1k GAIN = 2 R R V F = RG = 1k 20 F = 1k 1000 S = ±5V ) P-P AV = +10 15 AV = –1 V 100 S = ±15V 0.01 VO = 7VRMS AV = +1 10 CAPACITIVE LOAD (pF) 10 OUTPUT VOLTAGE (V AV = +2 V 5 O = 1VRMS TOTAL HARMONIC DISTORTION (%) 1 0.001 0 0 1 2 3 10 100 1k 10k 100k 1 10 100 FEEDBACK RESISTOR (kΩ) FREQUENCY (Hz) FREQUENCY (MHz) LT1227 • TPC10 LT1227 • TPC11 LT1127 • TPC12
Input Common Mode Limit Output Saturation Voltage Output Short-Circuit Current vs Temperature vs Temperature vs Junction Temperature
V+ V+ 70 RL = ∞ –0.5 ±2V ≤ VS ≤ ±18V V+ = 2V TO 18V –0.5 –1.0 60 –1.5 –1.0 –2.0 50 2.0 1.5 1.0 40 COMMON MODE RANGE (V) 1.0 V– = –2V TO –18V 0.5 OUTPUT SATURATION VOLTAGE (V) 0.5 OUTPUT SHORT-CIRCUIT CURRENT (mA) V– V– 30 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 150 175 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) LT1227 • TPC13 LT1227 • TPC14 LT1227 • TPC15
Spot Noise Voltage and Current Power Supply Rejection vs Frequency vs Frequency Output Impedance vs Frequency
100 80 100 VS = ±15V VS = ±15V RL = 100Ω RF = RG = 1k 10 √Hz) –in 60 ) Ω POSITIVE R 1 F = RG = 2k NEGATIVE √Hz OR pA/ 10 40 RF = RG = 1k 0.1 en 20 OUTPUT IMPEDANCE ( 0.01 SPOT NOISE (nV/ +in POWER SUPPLY REJECTION (dB) 1 0 0.001 10 100 1k 10k 100k 10k 100k 1M 10M 100M 10k 100k 1M 10M 100M FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) LT1227 • TPC16 LT1227 • TPC17 LT1227 • TPC18 5
