LT1880
LT1880 is Picoamp Input Current Precision Op Amp manufactured by Linear Technology.
Features n Offset Voltage: 150μV Max n Input Bias Current: 900p A Max n Offset Voltage Drift: 1.2μV/°C Max n Rail-to-Rail Output Swing n Operates with Single or Split Supplies n Open-Loop Voltage Gain: 1 Million Min n 1.2m A Supply Current n Slew Rate: 0.4V/μs n Gain Bandwidth: 1.1MHz n Low Noise: 13n V/√Hz at 1k Hz n Low Profile (1mm) Thin SOT™ Package
APPLICATIONS n Thermocouple Amplifiers n Bridge Transducer Conditioners n Instrumentation Amplifiers n Battery-Powered Systems n Photocurrent Amplifiers
TYPICAL APPLICATION
Precision Photodiode Amplifier
C1 39p F
R1 100k, 1%
VS+ VL
- S1 LT1880 OUT
+ VOUT = 0.1V/μA
VS-
1880 TA01
320μV OUTPUT OFFSET, WORST CASE OVER 0°C TO 70°C
60k Hz BANDWIDTH
5.8μs RISE TIME, 10% TO 90%, 100m V OUTPUT STEP
52μVRMS OUTPUT NOISE, MEASURED ON A 100k Hz BW VS = ±1.5V TO ±18V S1: SIEMENS INFINEON BPW21 PHOTODIODE (~580p F)
PERCENT OF UNITS (%)
LT1880 SOT-23, Rail-to-Rail Output,
Picoamp Input Current Precision Op Amp
DESCRIPTION
The...