| Pin | Name | Description | |-----|------|-------------| | 1 | VCC | Supply voltage (4.5V–13.2V typical) | | 2 | EN1 | Enable for channel 1 | | 3 | FB1 | Feedback for channel 1 (0.6V reference) | | 4 | COMP1 | Compensation for channel 1 (RC to FB1) | | 5 | LGATE1 | Low-side gate driver for channel 1 | | 6 | PGND | Power ground | | 7 | PHASE1 | Switch node for channel 1 (connect to inductor & high-side source) | | 8 | BOOT1 | Bootstrap for channel 1 high-side driver | | 9 | UGATE1 | High-side gate driver for channel 1 | | 10 | PHASE2 | Switch node for channel 2 | | 11 | UGATE2 | High-side gate driver for channel 2 | | 12 | BOOT2 | Bootstrap for channel 2 | | 13 | LGATE2 | Low-side gate driver for channel 2 | | 14 | FB2/COMP2 | Combined FB/COMP for channel 2 |

The UP0104S datasheet provides a detailed breakdown of its technical specifications, including:

: Offers product details, stock availability, and quality control information for UIMICRO manufactured parts.

: Specified to handle output currents typically up to 2.4 A .

Стабилизатор uP0104 и его аналоги - Cxem.net

Any specific or package choices you are weighing

: The first and most reliable source for datasheets is usually the official website of the component's manufacturer. Look for a search function or a database of products on the website.

: The "S" variant (uP0104S) is noted for its design that minimizes parasitic capacitance

| Parameter | Value/Description | |-----------|-------------------| | Input voltage (VCC) | 5V or 12V (typical application) | | Output voltage range | 0.6V to VCC – 2V | | Output current | Limited by external MOSFETs (up to ~15A per channel) | | Switching frequency | Adaptive on-time, varies with VIN/VOUT (typical 300–500 kHz) | | Number of channels | 2 (independent outputs) | | Synchronous rectification | Yes (built-in drivers for high-side & low-side MOSFETs) | | Protection features | UVLO, OCP (cycle-by-cycle), OVP, thermal shutdown | | Package | SOP-14 / TSSOP-14 (varies by suffix) |

Стабилизатор uP0104 и его аналоги - Cxem.net

UP0104S Datasheet: A Comprehensive Guide to uPI Semiconductor's Power Management IC

: Standard features for this series typically include guidance for operating within a "Safe Operating Area" to prevent damage from overvoltage or overcurrent. Datasheet Resources

: Unlike the standard UP0104P variant, the "S" version is optimized for high-density interconnect applications where space is a premium. Common Applications