Datasheet LT1078, LT1079 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | Micropower, Dual and Quad, Single Supply, Precision Op Amps |
| 页数 / 页 | 20 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS. Voltage Gain vs Frequency. Gain, … |
| 文件格式/大小 | PDF / 618 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Voltage Gain vs Frequency. Gain, Phase vs Frequency. Capacitive Load Handling
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LT1078/LT1079
W U TYPICAL PERFORMANCE CHARACTERISTICS Voltage Gain vs Frequency Gain, Phase vs Frequency Capacitive Load Handling
140 120 30 T PHASE T A = 25°C A = 25°C 120 MARGIN V 100 S = 5V, 0V 100 66° 100 VS = ±15V 20 120 PHASE SHIFT (DEG) ±15V 80 5V, 0V 80 AV = 1 140 VS = 5V, 0V PHASE GAIN 60 10 MARGIN 160 60 54° AV = 5 40 5V, 0V 180 OVERSHOOT (%) 40 VOLTAGE GAIN (dB) A VOLTAGE GAIN (dB) V = 10 20 0 ±15V 200 20 0 TA = 25°C CL = 20pF –20 –10 0 0.01 0.1 1 10 100 1k 10k 100k 1M 10 10 100 1000 10000 30 100 300 1000 FREQUENCY (Hz) CAPACITIVE LOAD (pF) FREQUENCY (kHz) LT1078/79 • TPC12 LT1078/79 • TPC10 LTC1078/79 TPC11
Slew Rate, Gain Bandwidth Product and Phase Margin vs Large-Signal Transient Response Large-Signal Transient Response Temperature VS = 5V, 0V VS =
±
15V
0.12 μs) SLEW = ±15V 0.10 SLEW = 5V, 0V 0.08 PHASE MARGIN (DEG) 0.06 80 SLEW RATE (V/ 0.04 φ 70 M = ±15V 1V/DIV 0V 5V/DIV 60 φM = 5V, 0V 240 50 0V 220 GBW = ±15V 40 200 AV = 1, NO LOAD 50μs/DIV AV = 1 100μs/DIV PRODUCT (kHz) 180 GBW = 5V, 0V f INPUT PULSE 0V TO 3.8V NO LOAD GAIN BANDWIDTH O = 20kHz 160 LT1078/79 • TPC27 LT1078/79 • TPC28 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) LT1078/79 • TPC13
Minimum Supply Voltage Warm-Up Drift Voltage Gain vs Load Resistance
100 0.8 10M V– = 0V V T S = ±15V A = 25°C 25 –0.1V ≤ V V °C CM ≤ 0.4V V S = 5V, 0V 0.7 S = ±15V 0 μV) WARM UP DRIFT μV) AT V 125 125°C °C –55°C 0.6 S = 5V, 0V IS IMMEASURABLY LOW –100 0.5 –200 70°C 0.4 1M –55°C 0°C 25°C 25°C –55°C 0.3 –300 NONFUNCTIONAL LT1079 VOLTAGE GAIN (V/V) 125°C 0.2 INPUT OFFSET VOLTAGE ( –400 CHANGE IN OFFSET VOLTAGE ( LT1078 0.1 –500 0 100k 0 1 2 3 0 1 2 3 100 1k 10k 100k 1M POSITIVE SUPPLY VOLTAGE (V) TIME AFTER POWER-ON (MINUTES) LOAD RESISTANCE TO GROUND (Ω) LT1078/79 • TPC18 LT1078/79 • TPC16 LT1078/79 • TPC17 10789fe 8
W U TYPICAL PERFORMANCE CHARACTERISTICS Voltage Gain vs Frequency Gain, Phase vs Frequency Capacitive Load Handling
140 120 30 T PHASE T A = 25°C A = 25°C 120 MARGIN V 100 S = 5V, 0V 100 66° 100 VS = ±15V 20 120 PHASE SHIFT (DEG) ±15V 80 5V, 0V 80 AV = 1 140 VS = 5V, 0V PHASE GAIN 60 10 MARGIN 160 60 54° AV = 5 40 5V, 0V 180 OVERSHOOT (%) 40 VOLTAGE GAIN (dB) A VOLTAGE GAIN (dB) V = 10 20 0 ±15V 200 20 0 TA = 25°C CL = 20pF –20 –10 0 0.01 0.1 1 10 100 1k 10k 100k 1M 10 10 100 1000 10000 30 100 300 1000 FREQUENCY (Hz) CAPACITIVE LOAD (pF) FREQUENCY (kHz) LT1078/79 • TPC12 LT1078/79 • TPC10 LTC1078/79 TPC11
Slew Rate, Gain Bandwidth Product and Phase Margin vs Large-Signal Transient Response Large-Signal Transient Response Temperature VS = 5V, 0V VS =
±
15V
0.12 μs) SLEW = ±15V 0.10 SLEW = 5V, 0V 0.08 PHASE MARGIN (DEG) 0.06 80 SLEW RATE (V/ 0.04 φ 70 M = ±15V 1V/DIV 0V 5V/DIV 60 φM = 5V, 0V 240 50 0V 220 GBW = ±15V 40 200 AV = 1, NO LOAD 50μs/DIV AV = 1 100μs/DIV PRODUCT (kHz) 180 GBW = 5V, 0V f INPUT PULSE 0V TO 3.8V NO LOAD GAIN BANDWIDTH O = 20kHz 160 LT1078/79 • TPC27 LT1078/79 • TPC28 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) LT1078/79 • TPC13
Minimum Supply Voltage Warm-Up Drift Voltage Gain vs Load Resistance
100 0.8 10M V– = 0V V T S = ±15V A = 25°C 25 –0.1V ≤ V V °C CM ≤ 0.4V V S = 5V, 0V 0.7 S = ±15V 0 μV) WARM UP DRIFT μV) AT V 125 125°C °C –55°C 0.6 S = 5V, 0V IS IMMEASURABLY LOW –100 0.5 –200 70°C 0.4 1M –55°C 0°C 25°C 25°C –55°C 0.3 –300 NONFUNCTIONAL LT1079 VOLTAGE GAIN (V/V) 125°C 0.2 INPUT OFFSET VOLTAGE ( –400 CHANGE IN OFFSET VOLTAGE ( LT1078 0.1 –500 0 100k 0 1 2 3 0 1 2 3 100 1k 10k 100k 1M POSITIVE SUPPLY VOLTAGE (V) TIME AFTER POWER-ON (MINUTES) LOAD RESISTANCE TO GROUND (Ω) LT1078/79 • TPC18 LT1078/79 • TPC16 LT1078/79 • TPC17 10789fe 8