Datasheet LT1028, LT1128 (Analog Devices) - 9
Fabricante | Analog Devices |
Descripción | Ultra Low Noise Precision High Speed Op Amps |
Páginas / Página | 28 / 9 — TYPICAL PERFORMANCE CHARACTERISTICS. LT1028. Slew Rate, Gain-Bandwidth. … |
Formato / tamaño de archivo | PDF / 730 Kb |
Idioma del documento | Inglés |
TYPICAL PERFORMANCE CHARACTERISTICS. LT1028. Slew Rate, Gain-Bandwidth. Large-Signal Transient Response
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LT1028/LT1128
TYPICAL PERFORMANCE CHARACTERISTICS LT1028 LT1028 LT1028 Slew Rate, Gain-Bandwidth Large-Signal Transient Response Small-Signal Transient Response Product Over Temperature
GAIN-BANDWIDTH PRODUCT (f 18 90 VS = ±15V 10V 50mV 17 80 GBW 16 70 FALL 5V/DIV 20mV/DIV 15 RISE 60 –10V –50mV O SLEW RATE (V/µs) 14 50 = 20kHz), (MHz) 1028 G28 1µs/DIV 1028 G29 0.2µs/DIV 13 40 AV = –1, RS = RF = 2k, CF = 15pF AV = –1, RS = RF = 2k, CF = 15pF, CL = 80pF 12 30 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) 1028 G30
LT1128 LT1128 LT1128 Slew Rate, Gain-Bandwidth Large-Signal Transient Response Small-Signal Transient Response Product Over Temperature
GAIN-BANDWIDTH PRODUCT (f 9 FALL 8 10V 50mV 7 RISE 6 30 0V 0V GBW 5 4 20 –10V –50mV O = 200kHz), (MHz) SLEW RATE (V/µs) 3 2 10 1028 G31 2µs/DIV 1028 G32 0.2µs/DIV 1 AV = –1, RS = RF = 2k, CF = 30pF AV = –1, CL = 10pF 0–50 –25 0 25 50 75 100 125 TEMPERATURE (°C) 1028 G33
LT1128 LT1028 Slew Rate, Gain-Bandwidth Product Slew Rate, Gain-Bandwidth Product Closed-Loop Output Impedance vs Over-Compensation Capacitor vs Over-Compensation Capacitor
100 100 1k 100 10k IO = 1mA VS = ±15V LT1128 T 10 A = 25°C LT1028 GBW SLEW GBW A GAIN AT 200kHz V = 1000 10 100 10 1k GAIN AT 20kHz 1 SLEW RATE 0.1 1 SLEW RATE (V/µs) 10 1 SLEW RATE (V/µs) 100 OUTPUT IMPEDANCE (Ω) LT1128 AV = 5 0.01 COC FROM PIN 5 TO PIN 6 LT1028 VS = ±15V TA = 25°C 0.001 0.1 1 0.1 10 10 100 1k 10k 100k 1M 1 10 100 1000 10000 1 10 100 1000 10000 FREQUENCY (Hz) OVER-COMPENSATION CAPACITOR (pF) OVER-COMPENSATION CAPACITOR (pF) 1028 G34 1028 G35 1028 G36 1028fd For more information www.linear.com/LT1028 9 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Applications Information - Noise Applications Information Typical Applications Schematic Diagram Package Description Revision History Typical Application Related Parts