Datasheet LTC2058 (Analog Devices) - 8

LTC2058
TYPICAL PERFORMANCE CHARACTERISTICS Closed Loop Gain vs Frequency Open Loop Gain vs Frequency Open Loop Gain vs Frequency
60 100 135 100 135 V V S = ±15V S = ±2.5V VS = ±15V 50 R 80 R L,eff = 10kΩ L= 10kΩ 80 RL= 10kΩ 40 60 90 60 90 PHASE PHASE 30 40 PHASE (°C) 40 PHASE (°C) 20 20 45 20 45 GAIN GAIN (dB) GAIN (dB) GAIN 10 0 0 CLOSED LOOP GAIN (dB) 0 –20 0 –20 0 CL= 0pF CL= 0pF –10 –40 CL= 50pF –40 CL= 50pF CL= 200pF CL= 200pF –20 –60 –45 –60 –45 1k 10k 100k 1M 10M 10k 100k 1M 10M 10k 100k 1M 10M FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) 2058 G19 2058 G20 2058 G21
Shutdown Transient Shutdown Transient Closed Loop Output Impedance with Sinusoid Input with Sinusoid Input vs Frequency
1k V V S = ±2.5V, AV = +1, R L= 2kΩ S = ±15V, AV = +1, RL= 2kΩ V POWER SUPPLY BYPASS = 10nF POWER SUPPLY BYPASS = 10nF S = ±2.5V 100 SD–SDCOM SDB–SDCOM 2V/DIV 2V/DIV SUPPLY SUPPLY 10 CURRENT CURRENT (Ω) 2mA/DIV 2mA/DIV Z OUT 1 V V IN ,VOUT IN , VOUT 500mV/DIV 500mV/DIV 2058 G22 0.1 20µs/DIV 20µs/DIV 2058 G23 AV = +1 AV = +10 AV = +100 0.01100 1k 10k 100k 1M 10M FREQUENCY (Hz) 2058 G24
Closed Loop Output Impedance Output Impedance in Shutdown vs Frequency vs Frequency THD +N vs Amplitude
1k 10G 0.1 –60 VS = ±15V V V S = ±15V S = ±15V 1G RL = 10kΩ 100 fIN = 1kHz 0.01 BW = 80kHz –80 100M THD +N (dB) 10 10M (Ω) (Ω) 0.001 –100 1M Z OUT 1 Z OUT THD +N (%) 100k 0.0001 –120 0.1 A 10k V = +1 AV = +10 AV = +1 AV = +100 1k AV = –1 0.01 0.00001 –140 100 1k 10k 100k 1M 10M 100 0.01 0.1 1 10 FREQUENCY (Hz) 1 10 100 1k 10k 100k 1M 10M OUTPUT AMPLITUDE (VRMS) 2058 G25 2058 G27 FREQUENCY (Hz) 2058 G26 Rev 0 8 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagrams Applications Information Typical Applications Package Description Typical Application Related Parts