A standard commercial TFT module is rated 0 °C to 50 °C. Put it in a vehicle dashboard in northern Europe, an outdoor charging pile, or a cold-chain terminal and it will either go black, ghost badly, or fail within a season. This is what changes when you specify a wide-temperature module.
"-20 to 70 °C" on a datasheet usually means operating: the module functions, but image quality may degrade at the edges. Storage temperature is always wider and is not a promise of operation. Ask specifically for:
Below about -30 °C, LC response becomes the limiting factor regardless of material. Standard practice in automotive, aviation and outdoor kiosks is a transparent ITO heater film on the panel or a resistive heating film bonded behind it, with a thermostat that brings the panel to roughly -10 °C before enabling full image updates.
Automotive clusters and instrument displays add requirements beyond temperature: high brightness for sunlight through a windscreen, wide viewing angle, AEC-Q-grade components where applicable, IATF 16949 manufacturing, and long-term supply commitment. Look for these when you shortlist a supplier — they are the difference between a module that passes validation and one that does not.
| Part No. | Size | Resolution | Type | Brightness | Interface | Touch | Op. temp. |
|---|---|---|---|---|---|---|---|
| DS-T185BFHWA-02 | 18.5" | 1920x1080 | IPS | 1500 cd/m² | LVDS 2CHANNEL 30PIN TBD. | — | -30-80 |
| DS-T035HLSWA-01 | 3.5" | 320x240 | IPS | 1200 cd/m² | RGB 24BIT | — | -30-85 |
| DS-T080QGH-09 | 8.0" | 800x600 | TN | 1200 cd/m² | RGB 24bit 50PIN TBD. | — | -20-70 |
| DS-T101BFHA-01 | 10.1" | 1920x1200 | IPS | 1200 cd/m² | LVDS 2CHANNEL 8BIT 45PIN TBD. | — | -20-70 |
| DS-T034BOIA-01 | 3.4" | 800x800 | IPS Round | 1000 cd/m² | 4 LANE MIPI 30PIN | — | -30-80 |
| DS-T039BPSA-01 | 3.9" | 480x128 | IPS Bar | 1000 cd/m² | RGB 24bit 40PIN | — | -20-70 |
| DS-T043BPSA-02 | 4.3" | 480x272 | IPS | 1000 cd/m² | RGB 24bit 40PIN | — | -20-70 |
| DS-T043QPS-02 | 4.3" | 480x272 | TN | 1000 cd/m² | RGB 24bit 40PIN | — | -20-70 |
In the industrial module market, -20 to 70 °C is the common wide-temperature grade, and -30 to 80/85 °C is the extended grade used for automotive and outdoor equipment. Always confirm whether the range is for operation or storage.
Usually not — extended-grade LC material handles -20 °C with acceptable response. Heaters typically become necessary below -30 °C, or when the application demands fast video-rate updates immediately after a cold soak.
Not usually within the storage limits, but repeated thermal cycling stresses bonds and solder joints. Respect the storage rating and avoid rapid transitions between extremes where possible.
We manufacture under IATF 16949 and ISO 9001 (TÜV) and support long-term supply agreements and PCN (product change notification) commitments for automotive and medical programmes.
Reliability · DISEA Electronics
Reliability · DISEA Electronics
Reliability · DISEA Electronics
Reliability · DISEA Electronics
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