LM4040C20IDBZT. Assembly/installation: surface-mounted component (SMD). Fixed/adjustable: Fixed output voltage. Function: Fixed voltage reference. Housing (according to data sheet): SOT-23 ( TO236 ). Housing: SOT-23 ( TO-236 ). Low cut?: no. Marking on the case: 4MQ3. Note: screen printing/SMD code 4MQ3. Number of terminals: 3. Operating temperature: -40...+85°C. Output current: 15mA. Output polarity: Positive. Output voltage: 2.048V. Reference voltage: 2.048V. RoHS: yes. Spec info: ESD ratings--2000V. Tolerance: 0.5 %. Original product from manufacturer: Texas Instruments. Quantity in stock updated on 11/14/2025, 00:51