Datasheet LTC6081, LTC6082 (Analog Devices) - 8

LTC6081/LTC6082
Typical perForMance characTerisTics 0.1Hz to 10Hz Output 0.1Hz to 10Hz Output Noise Voltage vs Frequency Voltage Noise Voltage Noise
300 V TA = 25°C T 280 S = 3V A = 25°C T VS = 3V V A = 25°C S = 3V 260 VCM = 0.5V VCM = 2.5V ) 240 Hz 220 /DIV) /√ 200 µV/DIV) 180 160 PMOS INPUTS TAGE (nV 140 VCM = 0.5V 120 100 NOISE VOL 80 OUTPUT NOISE (1 NMOS INPUTS 60 OUTPUT NOISE (500nV V 40 CM = 2.5V 20 0 1 10 100 1k 10k 100k 0 5 10 15 20 25 30 35 40 45 50 0 5 10 15 20 25 30 35 40 45 50 FREQUENCY (Hz) TIME (s) TIME (s) 60812 G10 60812 G11 60812 G12
Input Bias Current vs Temperature IBIAS vs VCM IBIAS vs VCM
1000 40 V 500 S = 5V LTC6081MS8 LTC6081MS8 VCM = 2.5V 30 VS = 5V 400 VS = 5V TA = 125°C 20 300 100 200 10 T 100 (pA) 0 A = 70°C 10 (pA) 0 I BIAS –10 I BIAS–100 –20 TA = 85°C –200 1 INPUT BIAS CURRENT (pA) –30 –300 –40 –400 0.1 –50 –500 20 40 60 80 100 120 140 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 TEMPERATURE (°C) VCM (V) VCM (V) 60812 G13 60812 G14 60812 G15
Large Signal Transient Small Signal Transient Overshoot vs CL
55 T 50 A = 25°C VS = 3V 45 VCM = 0.5V 40 0.5V/DIV GND 20mV/DIV GND AV = 1 35 30 25 AV = 10 60812 G16 60812 G17 20 200µs/DIV 20µs/DIV OVERSHOOT (%) TA = 25°C T 15 A = 25°C VS = ±1.5V VS = ±1.5V 10 RL = 10k RL = 10k CL = 100pF C 5 L = 100pF 0 10 100 1000 10000 CAPACITIVE LOAD (pF) 60812 G18 60812fd 8 For more information www.linear.com/LTC6081