For Reference Only
| Part Number | LM2991T/LF03 |
| LIXINC Part # | LM2991T/LF03 |
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits › PMIC - Voltage Regulators - Linear |
| Description | IC REG LINEAR NEG ADJ 1A TO220-5 |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LM2991T/LF03 PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 23 - Jan 27 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | LM2991T/LF03 |
| Brand: | Texas Instruments |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | PMIC - Voltage Regulators - Linear |
| Manufacturer: | Texas Instruments |
| Series: | - |
| Package: | Tube |
| Part Status: | Active |
| Output Configuration: | Negative |
| Output Type: | Adjustable |
| Number of Regulators: | 1 |
| Voltage - Input (Max): | -26V |
| Voltage - Output (Min/Fixed): | -3V |
| Voltage - Output (Max): | -24V |
| Voltage Dropout (Max): | 1V @ 1A |
| Current - Output: | 1A |
| Current - Quiescent (Iq): | 0.7 mA |
| Current - Supply (Max): | 5 mA |
| PSRR: | 60dB (1kHz) |
| Control Features: | Enable |
| Protection Features: | Over Temperature, Short Circuit |
| Operating Temperature: | -40°C ~ 125°C |
| Mounting Type: | Through Hole |
| Package / Case: | TO-220-5 Formed Leads |
| Supplier Device Package: | TO-220-5 |
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| In Stock | 4836120 - 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 | $3.60000 | $3.6 |
| 10 | $3.23469 | $32.3469 |
| 45 | $3.05841 | $137.62845 |
| 135 | $2.65062 | $357.8337 |
| 540 | $2.25642 | $1218.4668 |
| 1035 | $1.90301 | $1969.61535 |
| 2520 | $1.80786 | $4555.8072 |
| 5040 | $1.73989 | $8769.0456 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.