Product Summary
The LM4140BCMX-2.5/NOPB is a High Precision Low Noise Low Dropout Voltage Reference. The LM4140BCMX-2.5/NOPB is designed to combine high accuracy, low drift and noise with low power dissipation in a small package. The LM4140BCMX-2.5/NOPB is the industry’s first reference with output voltage options lower than the bandgap voltage. The key to the advance performance of the LM4140BCMX-2.5/NOPB is the use of EEPROM registers and CMOS DACs for temperature coefficient curvature correction and trimming of the output voltage accuracy of the device during the final production testing. The applications of the LM4140BCMX-2.5/NOPB include Portable, battery powered equipment, Instrumentation and test equipment, Automotive, Industrial process control, Data acquisition systems, Medical equipment, Precision scales, Servo systems and Battery charging.
Parametrics
LM4140BCMX-2.5/NOPB absolute maximum ratings: (1)Maximum Voltage on any Input pin : -0.3V to 5.6V; (2)Output Short-Circuit Duration : Indefinite; (3)Power Dissipation (TA = 25℃) : 345mW; (4)ESD Susceptibility Human Body Model : 2KV; (5)Machine Model : 200V; (6)Lead Temperature Soldering, (10 sec.) : +260℃.
Features
LM4140BCMX-2.5/NOPB features: (1)High initial accuracy : 0.1%; (2)Ultra low noise; (3)Low Temperature Coefficient: 3 ppm/℃ (A grade); (4)Low voltage operation : 1.8V; (5)SO-8 package; (6)Low dropout voltage: 20 mV (typ) @ 1mA; (7)Supply Current: 230 μA (typ), ≤ 1 μA disable mode; (8)Enable pin; (9)Output voltage options : 1.024V, 1.250V, 2.048V, 2.500V, and 4.096V; (10)Custom voltages from 0.5V to 4.5V; (11)Temperature range (0℃ to 70℃).
Diagrams
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