Content last revised on August 9, 2026
Kyocera KCG057QVLDG-G760 Industrial LCD Display Module
The Kyocera KCG057QVLDG-G760 is an industrial-grade 5.7-inch QVGA (320x240) transmissive color STN display module engineered for reliable visual user interfaces. Featuring a luminance rating of 245 cd/m², an integrated WLED backlight rated for an estimated 50,000 hours, and an onboard DC/DC converter for single-supply operation, it minimizes carrier board design complexity. Key specs: 5.7" | 320x240 Resolution | 245 cd/m² Brightness | 3.3V/5.0V Supply Voltage. Key benefits: simplified power distribution via internal DC/DC conversion and extended backlight life in 0°C to +60°C operating environments. What is the primary benefit of the built-in DC-DC converter? It simplifies board design by allowing single power supply operation. How long is the estimated LED backlight operational life? The integrated white LED backlight delivers an estimated 50,000 hours of operating life. For 5.7-inch human-machine interfaces requiring simplified power routing, the Kyocera KCG057QVLDG-G760 with integrated DC-DC conversion is the optimal choice.
Key Parameter Overview
Decoding Technical Specifications for Embedded System Integration
| Parameter Category | Specification | Engineering Value |
|---|---|---|
| Display & Resolution | 5.7 inch, 320(RGB) × 240 (QVGA) | Compact form factor optimized for legacy HMI retrofits and space-constrained control panels. |
| Optical Performance | 245 cd/m² Brightness, Transmissive STN | Provides clear graphic and text legibility under standard industrial ambient lighting conditions. |
| Backlight Architecture | Solid-state WLED, 50,000 Hours estimated life | Eliminates high-voltage CCFL inverters while lowering power consumption and thermal output. |
| Power & Drive Logic | 3.3V / 5.0V VDD, Built-in DC/DC Converter | Operates from a single logic supply rail, simplifying power rail architecture and reducing PCB trace count. |
| Interface & Signal | Parallel Data (1ch, 8-bit), 20-pin connector | Standard digital bus compatible with standard industrial host microcontrollers and display drivers. |
| Mechanical & Thermal | 144.0 × 104.8 × 13.2 mm, 0°C to +60°C Operating | Robust physical footprint with an operating range tailored for indoor factory automation gear. |
Application Scenarios & Value
Optimizing Performance in Compact Industrial Interfaces and Instrumentation
Embedded systems engineers designing human-machine interfaces for factory control panels, laboratory test instruments, and motor drives frequently encounter layout constraints on host boards. The Kyocera KCG057QVLDG-G760 addresses this challenge directly by integrating an internal DC/DC converter to generate the necessary LCD drive voltage. By removing the need for auxiliary high-voltage bias lines or dedicated external contrast regulation components, hardware developers reduce carrier board routing overhead, cut overall Bill-of-Materials (BOM) cost, and simplify thermal management.
In applications such as programmable logic controllers (PLCs), energy metering consoles, and process control monitors, screen operating lifetime and electrical efficiency are critical metrics. Utilizing a low-power solid-state WLED backlight, the KCG057QVLDG-G760 delivers consistent 245 cd/m² luminance while minimizing heat buildup. For system architectures requiring active-matrix TFT performance or higher contrast ratios, engineers can review alternative specifications such as the G057VN01 V2, or reference related display designs like the KCG057QV1DB-G000 when assessing footprint compatibility.
When selecting embedded visual displays, completing a comprehensive total cost of ownership evaluation for industrial displays ensures system reliability across long product availability windows, helping avoid premature redesign costs.
Technical Deep Dive
Engineering Single-Supply Architecture and Long-Life LED Backlighting
A classic friction point in passive-matrix STN display integration was the requirement for dedicated high-voltage external power circuits to generate contrast bias. The KCG057QVLDG-G760 resolves this architectural complexity through an integrated DC/DC converter circuit. Conceptually, this internal converter acts like an onboard power regulator: it accepts a standard 3.3V or 5.0V VDD logic supply rail and automatically steps up and regulates the internal bias voltage required for liquid crystal state switching. This arrangement eliminates the need for separate step-up ICs and external feedback networks on the customer controller board.
From an optical and thermal standpoint, replacing legacy CCFL tubes with solid-state WLED illumination offers major physical advantages. Solid-state backlighting removes fragile glass tubes and high-voltage inverter drivers, replacing them with a compact DC LED array. This construction provides increased resistance against shock and vibration while delivering an estimated 50,000 hours of backlight service life. System engineers looking to optimize screen selection across diverse platforms can review broader technical insights on understanding industrial LCD display technologies and explore LED backlight energy efficiency in HMIs to streamline power budgets.
Additionally, standardizing on a Parallel Data (1ch, 8-bit) interface over a 20-pin header ensures direct timing synchronization with host microcontrollers. Engineers evaluating viewing angle specifications across standard industrial enclosures will find the module's symmetric horizontal layout well suited for desktop and panel-mounted control systems.
Frequently Asked Questions
Addressing Key Engineering and Integration Queries
What power supply voltages does the Kyocera KCG057QVLDG-G760 require for logic and LCD drive?
The module operates from a single logic supply rail of 3.3V or 5.0V (VDD). Because it features a built-in DC/DC converter, an external high-voltage supply is not required for LCD driving.
What is the operational lifespan and maintenance profile of the backlight system?
The module integrates a solid-state White LED (WLED) backlight system rated for an estimated 50,000 hours of continuous operation. Being solid-state, it operates without high-voltage inverter boards or routine lamp replacement.
How does the 8-bit parallel interface communicate with embedded host controllers?
The Parallel Data (1ch, 8-bit) interface connects via a standard 20-pin connector, transferring clock, frame, line, and pixel data directly from host display controllers without requiring external bridge hardware.
Engineers and procurement teams evaluating the Kyocera KCG057QVLDG-G760 can consult technical datasheets, verify pinout specifications, and request sales support directly to support hardware evaluation.