For Reference Only
| Part Number | LM431ACZ/NOPB |
| Manufacturer | National Semiconductor |
| Category | Integrated Circuits (ICs) › Voltage Reference |
| Description | LM431 2%, 1%, OR 0.5% ACCURACY, |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LM431ACZ/NOPB PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 07 - Dec 11 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | LM431ACZ/NOPB |
| Brand: | National Semiconductor |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Voltage Reference |
| Manufacturer: | National Semiconductor |
| Product Status: | Active |
| Reference Type: | Shunt |
| Output Type: | Adjustable |
| Voltage - Output (Min/Fixed): | 2.495V |
| Voltage - Output (Max): | 37 V |
| Current - Output: | 100 mA |
| Tolerance: | ±2.2% |
| Temperature Coefficient: | 50ppm/°C Typical |
| Noise - 0.1Hz to 10Hz: | - |
| Noise - 10Hz to 10kHz: | - |
| Voltage - Input: | - |
| Current - Supply: | - |
| Current - Cathode: | 1 mA |
| Operating Temperature: | 0°C ~ 70°C (TA) |
| Mounting Type: | Through Hole |
| Package / Case: | TO-226-3, TO-92-3 (TO-226AA) |
| Supplier Device Package: | TO-92-3 |
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| In Stock | 79519 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $0.63000 | $0.63 |
| 10 | $0.55100 | $5.51 |
| 100 | $0.42250 | $42.25 |
| 500 | $0.33400 | $167 |
| 1000 | $0.26720 | $267.2 |
Due to the impact of the COVID-19,the above prices have not been updated, please resend the inquiry to us, thank you for your understanding
Please feel free to contact us for details.