Datasheet LT1920 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | Single Resistor Gain Programmable, Precision Instrumentation Amplifier |
| 页数 / 页 | 12 / 7 — TYPICAL PERFOR A CE CHARACTERISTICS. Large-Signal Transient Response. … |
| 文件格式/大小 | PDF / 308 Kb |
| 文件语言 | 英语 |
TYPICAL PERFOR A CE CHARACTERISTICS. Large-Signal Transient Response. Small-Signal Transient Response. Settling Time vs Gain
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LT1920
W U TYPICAL PERFOR A CE CHARACTERISTICS Large-Signal Transient Response Small-Signal Transient Response Settling Time vs Gain
1000 VS = ±15V TA = 25°C ∆VOUT = 10V 1mV = 0.01% µs) 100 5V/DIV 20mV/DIV 10 SETTLING TIME ( 1167 G37 1167 G38 G = 1000 50µs/DIV G = 1000 50µs/DIV VS = ±15V VS = ±15V RL = 2k R 1 L = 2k C C 1 10 100 1000 L = 60pF L = 60pF GAIN (dB) 1920 G30
Settling Time vs Step Size Slew Rate vs Temperature
10 1.8 V VS = ±15 TO 0.1% S = ± 15V 8 V G = 1 OUT = ±10V G = 1 T 6 A = 25°C 1.6 CL = 30pF TO 0.01% 4 RL = 1k µs) 2 VOUT 1.4 0V + SLEW 0 – 2 0V 1.2 VOUT OUTPUT STEP (V) SLEW RATE (V/ – 4 – SLEW TO 0.01% – 6 1.0 – 8 TO 0.1% –10 0.8 2 3 4 5 6 7 8 9 10 11 12 – 50 –25 0 25 50 75 100 125 SETTLING TIME ( TEMPERATURE ( µs) °C) 1920 G33 1920 G36
Output Voltage Swing vs Load Current
+ VS VS = ±15V 85°C + V 25°C S – 0.5 – 40°C + VS – 1.0 + VS – 1.5 SOURCE + VS – 2.0 – VS + 2.0 – VS + 1.5 SINK – V OUTPUT VOLTAGE SWING (V) S + 1.0 (REFERRED TO SUPPLY VOLTAGE) –VS + 0.5 – VS0.01 0.1 1 10 100 OUTPUT CURRENT (mA) 1920 G39 7
W U TYPICAL PERFOR A CE CHARACTERISTICS Large-Signal Transient Response Small-Signal Transient Response Settling Time vs Gain
1000 VS = ±15V TA = 25°C ∆VOUT = 10V 1mV = 0.01% µs) 100 5V/DIV 20mV/DIV 10 SETTLING TIME ( 1167 G37 1167 G38 G = 1000 50µs/DIV G = 1000 50µs/DIV VS = ±15V VS = ±15V RL = 2k R 1 L = 2k C C 1 10 100 1000 L = 60pF L = 60pF GAIN (dB) 1920 G30
Settling Time vs Step Size Slew Rate vs Temperature
10 1.8 V VS = ±15 TO 0.1% S = ± 15V 8 V G = 1 OUT = ±10V G = 1 T 6 A = 25°C 1.6 CL = 30pF TO 0.01% 4 RL = 1k µs) 2 VOUT 1.4 0V + SLEW 0 – 2 0V 1.2 VOUT OUTPUT STEP (V) SLEW RATE (V/ – 4 – SLEW TO 0.01% – 6 1.0 – 8 TO 0.1% –10 0.8 2 3 4 5 6 7 8 9 10 11 12 – 50 –25 0 25 50 75 100 125 SETTLING TIME ( TEMPERATURE ( µs) °C) 1920 G33 1920 G36
Output Voltage Swing vs Load Current
+ VS VS = ±15V 85°C + V 25°C S – 0.5 – 40°C + VS – 1.0 + VS – 1.5 SOURCE + VS – 2.0 – VS + 2.0 – VS + 1.5 SINK – V OUTPUT VOLTAGE SWING (V) S + 1.0 (REFERRED TO SUPPLY VOLTAGE) –VS + 0.5 – VS0.01 0.1 1 10 100 OUTPUT CURRENT (mA) 1920 G39 7