Datasheet LT1431 (Analog Devices) - 5

LT1431
Typical perForMance characTerisTics Transconductance and Phase vs Frequency (Ref to Comp) Dynamic Impedance vs Frequency VCOMP vs Temperature vs ICOLL
104 20 1.4 3.0 PHASE IK ≤ 100mA 0 g 1.2 m 2.5 Ω 3 × 103 –20 1.0 PHASE (DEG) (µ ) 2.0 –40 m ICOLL = 100mA 0.8 (V) 103 –60 (Ω) 1.5 Z KA 0.6 I V COMP COLL = 10mA –80 1.0 REF-TO-COLL g 0.4 3 × 102 –100 0.5 –120 0.2 0.1 –140 0 0 100 1k 10k 100k 1M 10M 100 1k 10k 100k –50 –25 0 25 50 75 100 125 FREQUENCY (Hz) FREQUENCY (Hz) TEMPERATURE (°C) LT1431 TPC10 LT1431 TPC11 LT1431 TPC12
ICOMP vs VCOMP vs VREF Noise vs Frequency 0.1Hz to 10Hz Noise
600 1000 500 VREF = 5V 400 ) VREF = 4V Hz (µA) 300 500 V I COMP REF = 3V 200 NOISE (nV/√ VREF = 2.53V NOISE VOLTAGE (50µV/DIV) 100 0 0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 1 10 100 1k 10k 100k 0 1 2 3 4 5 6 VCOMP (V) FREQUENCY (Hz) TIME (MINUTES) LT1431 TPC13 LT1431 G14 LT1431 TPC15 1431fe 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Schematic Diagram Package Description Revision History Package Description Related Parts