For Reference Only
| Part Number | RT9166-18GX |
| Manufacturer | Richtek USA Inc. |
| Category | Integrated Circuits (ICs) › Voltage Regulators - Linear |
| Description | IC REG LINEAR 1.8V 300MA SOT89-3 |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | RT9166-18GX PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 18 - Dec 22 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | RT9166-18GX |
| Brand: | Richtek USA Inc. |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Voltage Regulators - Linear |
| Manufacturer: | Richtek USA Inc. |
| Product Status: | Active |
| Output Configuration: | Positive |
| Output Type: | Fixed |
| Number of Regulators: | 1 |
| Voltage - Input (Max): | 5.5V |
| Voltage - Output (Min/Fixed): | 1.8V |
| Voltage - Output (Max): | - |
| Voltage Dropout (Max): | 0.23V @ 300mA (Typ) |
| Current - Output: | 300mA |
| Current - Quiescent (Iq): | 300 µA |
| Current - Supply (Max): | - |
| PSRR: | 55dB (1kHz) |
| Control Features: | - |
| Protection Features: | Over Current, Over Temperature |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Mounting Type: | Surface Mount |
| Package / Case: | TO-243AA |
| Supplier Device Package: | SOT-89-3 |
| MIC5319-3.3BD5-TR | IC REG LIN 3.3V 500MA TSOT23-5 | 86004 More on Order |
|
| MIC2213-AABML-TR | IC REG LINEAR POS ADJ 16MLF | 40112 More on Order |
|
| MIC5249-1.8BMM-TR | IC REG LINEAR 1.8V 300MA 8MSOP | 75180 More on Order |
|
| AZ1086D-ADJTRG1 | IC REG LIN POS ADJ 1.5A TO252-3 | 78423 More on Order |
|
| LP2985A-25DBVRG4 | IC REG LINEAR 2.5V 150MA SOT23-5 | 54664 More on Order |
|
| ADP1765ACPZ-1.0-R7 | IC REG LDO | 55971 More on Order |
|
| LD2985AM36R | IC REG LINEAR 3.6V 150MA SOT23-5 | 55455 More on Order |
|
| S-812C53BPI-C5HTFG | IC REG LINEAR 5.3V 75MA SNT6A | 69052 More on Order |
|
| REG102UA2.85/2K5G4 | IC REG LINEAR 2.85V 250MA 8SOIC | 55827 More on Order |
|
| RT9167A-40GB | IC REG LINEAR 4V 500MA SOT23-5 | 32474 More on Order |
|
| TLE4678EL | IC REG LIN 5V 200MA SSOP-14-EP | 83662 More on Order |
|
| LP5951MGX-1.8 | IC REG LINEAR 1.8V 150MA SC70-5 | 96217 More on Order |
| In Stock | 93566 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 | $0.00000 | $0 |
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.