LTBHBT357G12CKS is Tianma brand-new ultra-thin 3.5-inch horizontal QVGA industrial TFT module, optimized for battery-powered miniature portable industrial equipment.
350 cd/m² moderate high brightness ensures clear readable text, measurement data and simple waveform under factory workshop and vehicle cabin ambient light without extra shading hood. Classic 320×240 horizontal QVGA resolution perfectly matches mini instrumentation UI layout, real-time parameter tables, equipment alarm icons and auxiliary monitoring pictures without cropping or stretching.
| Category | Parameter | Standard Typical Value |
|---|---|---|
| Basic Info | Full Model | LTBHBT357G12CKS |
| Manufacturer | Tianma Microelectronics (Tianma) | |
| Screen Size | 3.5 inch, horizontal landscape format, 4:3 ratio | |
| Native Resolution | 320(RGB) × 240 QVGA, 115 PPI | |
| Panel Tech | a-Si TN TFT-LCD, Transmissive Normally White | |
| Pixel Arrangement | RGB vertical stripe | |
| Optical Performance | Pixel Pitch | 0.2205(W) × 0.2205(H) mm |
| Typical Brightness | 350 cd/m² industrial standard brightness | |
| Contrast Ratio | 380:1 @ 25℃ indoor ambient temperature | |
| Color Depth | 6-bit per RGB channel, total 262K display colors, 44% NTSC gamut | |
| Viewing Angle (CR≥10) | L/R:60°, U:40°, D:60°; Optimal viewing: 6 o’clock lower front | |
| Total Response Time (Tr+Td) | 32ms typical | |
| Mechanical Spec | Active Display Area (AA) | 70.56(W) × 52.92(H) mm |
| Overall Outline Dimension | 76.9(W) × 63.9(H) × 3.35(D) mm ultra-thin compact size | |
| Net Weight | ~96g lightweight portable module | |
| Surface Polarizer | Standard transparent polarizer, matte AG anti-glare film optional for workshop anti-reflection | |
| Electrical Interface | Connector | 54Pin 0.5mm pitch FPC parallel RGB TTL |
| Logic Supply Voltage | DC 3.3V (3.0V ~ 3.6V tolerance, low power for battery handheld devices) | |
| Backlight System | Light Source | Single edge side WLED array |
| Onboard Drive Circuit | No built-in WLED constant current IC; external dedicated LED driver board required | |
| WLED Rated Lifespan | 50,000 hours under standard rated driving current | |
| Environmental Rating | Operating Temperature | -20 ℃ ~ +70 ℃ industrial wide grade |
| Storage Temperature | -30 ℃ ~ +80 ℃ | |
| Operating Humidity | 10% ~ 90% RH non-condensing | |
| Quality & Stock | Quality Grade | Brand New Original A+: zero bright/dark dot, no horizontal/vertical line defect, uniform backlight without light leakage & color cast |
| Stock Status | In-Stock, full 4-hour high-low temperature cycling aging + pixel full inspection + signal continuity test, complete inspection report attached per unit | |
| Compliance | Certification | RoHS Lead-Free Certified, mercury-free WLED backlight |
| Touch Matching | Touch Option | Bare LCD only; separate 3.5-inch 4-wire resistive touch digitizer for optical bonding |
-20℃ ~ +70℃ wide industrial temperature: stable cold startup and long-time continuous operation in unheated outdoor field and high-temperature closed portable equipment shell
350 cd/m² high brightness, clear display under indoor workshop ambient light without anti-glare hood
Ultra-thin 3.35mm slim body, lightweight 96g, perfect for narrow internal cavity miniature handheld equipment
Standard 320×240 QVGA universal resolution, compatible with massive legacy mini industrial control firmware
Mercury-free long-life WLED backlight (50,000hrs), low maintenance frequency for long-term field working equipment
Low-power 3.3V parallel TTL interface, wide compatibility with mainstream industrial single-chip control hardware
Brand new original stock, zero used/refurbished goods, complete pre-shipment pixel aging test report attached
Horizontal landscape design, more suitable for multi-column parameter display of industrial control terminals
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Old car rearview small reversing auxiliary secondary monitor
Replacement spare panel for Tianma LTBHBT357 series 3.5-inch WLED QVGA industrial TFT modules









