LTA042B3A0F is Toshiba’s classic 4.2-inch wide WVGA TFT display module, originally designed for vehicle-mounted car radio, navigation auxiliary screen and automotive air conditioning control panel, and widely reused in compact handheld industrial testers, portable data recorders and miniature automation control panels.
| Parameter | Technical Specification |
|---|---|
| Full Model | LTA042B3A0F |
| Manufacturer | Toshiba Japan |
| Diagonal Size | 4.2 inches |
| Native Resolution | 480(H) × 272(V) WVGA, 16:9 wide screen |
| LCD Technology | a-Si TN TFT-LCD, Transmissive, Normally White |
| Pixel Arrangement | RGB Vertical Stripe |
| Color Depth | 6-bit + FRC, 262K display colors |
| Signal Interface | 24-bit Parallel RGB TTL, 50Pin ZIF FPC, 3.3V logic voltage |
| Backlight System | Side WLED array, no onboard LED drive ICExternal single-channel PWM adjustable WLED driver required |
| Rated Backlight Lifespan | 40,000 hours typical |
| Typical Brightness | 450 cd/m² automotive high brightness |
| Typical Contrast Ratio | 500:1 |
| Viewing Angle (CR≥10, L/R/U/D) | 70° / 70° / 50° / 60°, Optimal viewing: 6 o’clock front lower |
| Response Time (Tr / Td) | 25ms / 40ms typical |
| Refresh Rate | 60Hz standard |
| Pixel Pitch | 0.190 × 0.190 mm |
| Active Display Area (AA) | 91.20 mm (W) × 51.68 mm (H) |
| Overall Outline Dimension | 102.0 mm (W) × 63.5 mm (H) × 5.8 mm ultra-thin |
| Net Weight | ~62 g lightweight compact module |
| Surface Polarizer | Matte anti-glare surface, anti-UV coating for vehicle interior |
| Operating Temperature Range | -20 ℃ ~ +70 ℃ automotive wide temperature grade |
| Storage Temperature Range | -30 ℃ ~ +80 ℃ |
| Touch Panel | Bare LCD without integrated touch; resistive touch film optional optical bonding |
| Compliance Standard | RoHS Lead-Free Certified, mercury-free WLED backlight |
| Product Status | Discontinued end-of-life automotive TFT panel, only tested original spare stock for car audio & industrial equipment repair |
Automotive wide temperature grade -20℃~+70℃: Adapt to vehicle cabin severe temperature fluctuation environment
450 cd/m² high sunlight-readable brightness: Clear display under car interior strong natural light
Ultra-slim 5.8mm thin body & lightweight 62g, fit narrow dashboard and portable equipment
Anti-UV matte surface coating, long-term anti-fading for vehicle interior use
Low-power 3.3V parallel RGB interface, compatible with battery-powered portable devices
Mature Toshiba original circuit, stable long-term continuous operation without abnormal flicker
Direct replacement spare part for old car audio / navigation host screen maintenance
Aftermarket replacement screen for original 4.2-inch car radio, vehicle navigation auxiliary display
Automotive air conditioner control panel, bus on-board small information display terminals
Handheld industrial portable measuring, testing & analytical instruments
Mini embedded auxiliary control panels for small textile, packaging automation equipment
Portable field maintenance diagnostic tools and handheld data loggers
Compact light medical portable auxiliary monitoring handheld terminals









