Texas Instruments LM4128BMFX-3.3/NOPB Voltage References
The LM4128BMFX-3.3/NOPB is a fixed voltage regulator with a maximum output current of 20mA and an operating temperature range of -40°C to 125°C.

Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments LM4128BMFX-3.3/NOPB Voltage References technical specifications.
General
Alternate Parts Comparison (LM4128BMFX-3.3/NOPB vs LM4128BMFX-4.1/NOPB vs LM4128BMFX-2.0/NOPB vs LM4128BMFX-3.0)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | SC-74A, SOT-753 | SC-74A, SOT-753 | SC-74A, SOT-753 | SC-74A, SOT-753 |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Tolerance | 0.2% | ±0.2% | ±0.2% | ±0.2% |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Current Supply | 100µA | 100µA | 100µA | 100µA |
| Input Voltage | 3.7V ~ 5.5V | 4.496V ~ 5.5V | 2.448V ~ 5.5V | 3.4V ~ 5.5V |
| Noise 0 1 Hz to 10 Hz | 310µVp-p | 350µVp-p | 190µVp-p | 285µVp-p |
| Output Current | 20mA | 20 mA | 20 mA | 20 mA |
| Output Type | Fixed | Fixed | Fixed | Fixed |
| Output Voltage | 3.3V | 4.096V | 2.048V | 3V |
| Reference Type | Series | Series | Series | Series |
| Temperature Coefficient | 75ppm/°C | 75ppm/°C | 75ppm/°C | 75ppm/°C |
| Action |
Texas Instruments LM4128BMFX-3.3/NOPB Voltage References Overview
The LM4128BMFX-3.3/NOPB is a fixed voltage regulator with a maximum output current of 20mA and an operating temperature range of -40°C to 125°C. It is packaged in a SOT-23 case and is suitable for surface mount applications. The device has a dropout voltage of 400mV and is RoHS compliant.
It operates with a maximum input voltage of 6V and a minimum input voltage of 2.2V.
