GL5539 Photoresistor sensor LDR 30-90kΩ 5mm offers light resistance, fast response, perfect for automatic lighting, security alarms, light detection projects.
5.00 EGP
Buy NowThe GL5539 Photoresistor Sensor LDR 30-90kΩ 5mm 2Pcs is light-sensitive device that varies its resistance with changing light intensity. With a resistance range of 30–90kΩ at 10 lux, it offers stable and reliable performance for detecting and responding to ambient light levels. This compact LDR is widely used in automatic lighting controls, light sensors, alarms, and DIY electronics, making it ideal for projects that require simple and effective light detection. Supplied in a 2-piece pack, it provides convenience for experimentation and practical applications.
| Parameter | Condition | Value |
| Model | — | GL5539 |
| Datasheet | — | GL5539 |
| Diameter | — | 5mm |
| Light Resistance | @ 10 Lux, 25℃ | 30kΩ – 90kΩ |
| Maximum Voltage | @ 25℃ | 150VDC |
| Power Dissipation | @ 25℃ | 90mW |
| Dark Resistance | @ 0 Lux | 10MΩ |
| Gamma Value | 100 – 10 Lux | 0.7 |
| Response Time | — | 30ms |
| Spectral Response Peak | @ 25℃ | 540nm |
| Ambient Temperature Range | — | -30℃ ~ +70℃ |
| Weight | 5 g |
|---|---|
| Dimensions | 100 × 15 × 15 mm |
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