LM4040B20IDBZRG4IC VREF SHUNT PREC 2.048V SOT23|TEXAS INSTRUMENTS|Lead free|RoHS Compliant LM4040BIM3-2.0/NOPB LM4040BIM3-2.1+T LM4040BIM3X-2.0/NOPB LM4050BEM3-2.0/NOPB LM4050BEM3X-2.0/NOPB LM4050BIM3-2.0/NOPB LM4050BIM3X-2.0