Univision UG-2828GDEDF11 | High-Contrast 0.91" OLED for Compact Designs
The Univision UG-2828GDEDF11 is a compact 0.91-inch Passive Matrix OLED (PMOLED) display engineered for applications where clarity, low power consumption, and a minimal footprint are non-negotiable. It delivers superior visual performance for industrial front panels, handheld medical devices, and sophisticated consumer electronics, replacing dated LCDs with vibrant, high-contrast readouts that are clear from any angle.
Technical Deep Dive: The Engineering Edge
- Self-Emissive OLED Technology: Unlike traditional LCDs that require a power-hungry backlight, each pixel in the UG-2828GDEDF11 generates its own light. This results in an almost infinite Contrast Ratio where blacks are truly black, not just a dark gray. For engineers, this translates directly to exceptional readability in diverse lighting conditions and a significant reduction in power draw, a critical factor for battery-operated systems.
- Integrated SSD1306 Controller: The module features an embedded Solomon Systech SSD1306 driver IC, which drastically simplifies system integration. It handles all RAM and display generation tasks, freeing up your host microcontroller's resources. Communication is streamlined via standard I2C or SPI interfaces, shortening development cycles and reducing the bill of materials (BOM) complexity—a clear advantage in fast-paced product development.
Key Technical Specifications at a Glance
For detailed electrical and timing characteristics, please refer to the official UG-2828GDEDF11 Datasheet.
| Parameter | Value |
|---|---|
| Display Technology | Passive Matrix OLED (PMOLED) - Yellow |
| Resolution | 128 x 32 Pixels |
| Active Area (Diagonal) | 0.91 inch |
| Outline Dimensions | 30.0 x 11.5 x 1.45 mm |
| Driver IC | SSD1306 |
| Interface | I2C, 3/4-wire SPI |
| Operating Temperature | -40°C to +80°C |
Application Scenarios: Where the UG-2828GDEDF11 Excels
- Industrial Rack-Mount Units: In server racks or control cabinets, status indicators must be readable from sharp angles and a distance. The UG-2828GDEDF11’s exceptional Viewing Angle (>160°) ensures technicians can assess system status at a glance without being directly in front of the unit, improving operational efficiency.
- Handheld Diagnostic & Measurement Tools: For field technicians, battery life and daylight readability are paramount. The low power profile of this PMOLED extends operational time, while its high contrast makes it far more effective than a backlit STN LCD in bright ambient light.
- Portable Audio Interfaces & Synthesizers: In compact music production gear, every millimeter counts. The thin profile (1.45mm) of the UG-2828GDEDF11 allows for sleeker, more portable designs. Its crisp, fast-updating text is perfect for displaying parameters like sample rates or effects settings without motion blur.
Selection Guidance: When to Choose This OLED Over a TFT
While a small color TFT might seem appealing, the Univision UG-2828GDEDF11 is the superior choice for data-centric HMI applications. If your primary need is displaying critical status information, parameters, or short text strings with maximum clarity and minimal power, this OLED is more efficient. It avoids the higher power consumption and complexity of a full-color TFT controller, making it ideal for focused, function-driven devices. This is a critical distinction in modern HMI design, where usability often trumps unnecessary complexity. For a broader view, you can explore our full range of industrial LCD and OLED solutions.
Common Questions Answered
- What is the operational lifespan and how is burn-in managed?
The UG-2828GDEDF11 has a typical lifetime of over 20,000 hours to half-brightness at room temperature. To mitigate differential aging (burn-in) in static applications, we recommend implementing simple strategies like periodic pixel shifting, screen savers, or dimming the display after a period of inactivity. - Is an external boost converter required?
Yes, like most PMOLED panels, this module requires a charge pump circuit to generate the panel driving voltage (typically 7.5V to 12V). The integrated SSD1306 controller facilitates the control of this external circuit, and reference designs are widely available.
If you're designing a compact device and need a display that delivers uncompromising visual performance, the UG-2828GDEDF11 offers a powerful, efficient, and easy-to-integrate solution. To discuss your specific application requirements or request a quote, please contact our technical team.
