UP0104 Datasheet Review: A Comprehensive Analysis
Conclusion
Introduction
Input Capacitor: A 1µF to 10µF ceramic capacitor placed close to the VIN pin to filter out line noise.
The UP0104S is a high-performance, low-power consumption IC that offers a range of features and specifications making it suitable for a wide range of applications. With its high-speed performance, low power consumption, and high integration, the UP0104S is an ideal choice for engineers and designers looking to create efficient and effective designs. Up0104s Datasheet
Key Features and Specifications
The UP0104S is a high-performance Integrated Circuit (IC), primarily manufactured by uPI Semiconductor Corp and UIMICRO. It is commonly packaged in an SOP-8 format and is widely used in power management and voltage regulation for high-speed digital communication systems and consumer electronics. Core Specifications & Features Key Features and Specifications The UP0104S is a
| Pin # | Name | Function | | :--- | :--- | :--- | | 1 | FB2 | Feedback input for Channel 2. Connects to a resistor divider from VOUT2. | | 2 | COMP2 | Compensation pin for Channel 2 (connects to RC network for loop stability). | | 3 | SS2 | Soft-start capacitor for Channel 2. Capacitor value sets startup time. | | 4 | VCC | Supply voltage input (typically 5V or 12V). Bypass with 0.1µF & 10µF. | | 5 | EN2 | Enable for Channel 2. High (>2V) = Enabled. Low (<0.8V) = Disabled. | | 6 | GND | Ground reference. | | 7 | UGATE2 | High-side gate drive output for Channel 2 (connects to top MOSFET). | | 8 | LGATE2 | Low-side gate drive output for Channel 2 (connects to sync MOSFET). | | 9 | PHASE2 | Switch node for Channel 2 (connects to source of high-side MOSFET). | | 10 | LGATE1 | Low-side gate drive output for Channel 1. | | 11 | UGATE1 | High-side gate drive output for Channel 1. | | 12 | PHASE1 | Switch node for Channel 1. | | 13 | EN1 | Enable for Channel 1. | | 14 | COMP1/REFIN | Compensation for Channel 1 or external reference input. |
The UP0104 is suitable for a wide range of applications, including: Connects to a resistor divider from VOUT2