Datasheet LTC2054, LTC2055 (Analog Devices) - 12

LTC2054/LTC2055
TYPICAL APPLICATIONS Ground Referred Precision Current Sources
LT1634-1.25 + 0 ≤ IOUT ≤ 100μA VOUT (V–) + 1.5V ≤ V V+ OUT ≤ –1V – 1.25V 10k IOUT = ——— 4 R – 5 SET 1 LTC2054 3 5 + RSET 3 + 2 1 LTC2054 RSET 10k 4 – 2 1.25V IOUT = ——— + R V– SET VOUT – 0 ≤ IOUT ≤ 100μA LT1634-1.25 0.2V ≤ VOUT ≤ (V+) – 1.5V 20545 TA03
Instrumentation Amplifi er with 100V Common Mode Input Voltage
1k 1M V+ 1M 2 8 + – 1/2 1 1k 6 VIN LTC2055HV – 1M 3 1/2 – + 7 LTC2055HV VOUT 4 5 + 1k V– OUTPUT OFFSET ≤3mV FOR 0.1% RESISTORS, CMRR = 54dB 20545 TA04
Gain of 1001 Single Supply Instrumentation Amplifi er
C1 R2 0.1μF 1k R4 1M R1 V+ 1M 2 – 8 R3 1k 1/2 1 6 – LTC2055 3 1/2 7 –VIN + V 4 LTC2055 OUT 5 +VIN + OUTPUT DC OFFSET ≤ 6mV 20545 TA05 FOR 0.1% RESISTORS, CMRR = 54dB 20545fc 12