For Reference Only
| Part Number | LD2981ABU33TR |
| Manufacturer | STMicroelectronics |
| Category | Integrated Circuits (ICs) › Voltage Regulators - Linear |
| Description | IC REG LINEAR 3.3V 100MA SOT89-3 |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LD2981ABU33TR PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 08 - Dec 12 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment | 
|
| Shipping |  |
| Part Number: | LD2981ABU33TR |
| Brand: | STMicroelectronics |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Voltage Regulators - Linear |
| Manufacturer: | STMicroelectronics |
| Product Status: | Active |
| Output Configuration: | Positive |
| Output Type: | Fixed |
| Number of Regulators: | 1 |
| Voltage - Input (Max): | 16V |
| Voltage - Output (Min/Fixed): | 3.3V |
| Voltage - Output (Max): | - |
| Voltage Dropout (Max): | 0.375V @ 100mA |
| Current - Output: | 100mA |
| Current - Quiescent (Iq): | 150 µA |
| Current - Supply (Max): | 2.6 mA |
| PSRR: | 63dB (1kHz) |
| Control Features: | - |
| Protection Features: | Over Current, Over Temperature |
| Operating Temperature: | -40°C ~ 125°C |
| Mounting Type: | Surface Mount |
| Package / Case: | TO-243AA |
| Supplier Device Package: | SOT-89-3 |
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| In Stock | 107405 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 |
|---|---|---|
| 2500 | $0.28275 | $706.875 |
| 5000 | $0.26325 | $1316.25 |
| 12500 | $0.25350 | $3168.75 |
| 25000 | $0.24375 | $6093.75 |
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.
