For Reference Only
| Part Number | LM2990T-12 |
| Manufacturer | National Semiconductor |
| Category | Integrated Circuits (ICs) › Voltage Regulators - Linear |
| Description | IC REG LINEAR -12V 1.8A TO220-3 |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LM2990T-12 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: | LM2990T-12 |
| Brand: | National Semiconductor |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Voltage Regulators - Linear |
| Manufacturer: | National Semiconductor |
| Product Status: | Active |
| Output Configuration: | Negative |
| Output Type: | Fixed |
| Number of Regulators: | 1 |
| Voltage - Input (Max): | -6V |
| Voltage - Output (Min/Fixed): | -12V |
| Voltage - Output (Max): | - |
| Voltage Dropout (Max): | 1V @ 1A |
| Current - Output: | 1.8A |
| Current - Quiescent (Iq): | 5 mA |
| Current - Supply (Max): | 50 mA |
| PSRR: | 52dB (1kHz) |
| Control Features: | - |
| Protection Features: | Over Temperature, Short Circuit |
| Operating Temperature: | -40°C ~ 125°C (TJ) |
| Mounting Type: | Through Hole |
| Package / Case: | TO-220-3 |
| Supplier Device Package: | TO-220-3 |
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| In Stock | 37063 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 180 | $3.07517 | $553.5306 |
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.
