The product is a miniature infrared receiver module produced by Unity Opto Technology Co., Ltd., model MIM-0KM3ASF, which can be used for remote control and other applications requiring improved ambient light rejection. The module has internal filter, high ambient light rejection, electric field disturbance shielding, 2.4 V supply voltage, low power consumption and other characteristics
The MIM-OKM3ASF series is a miniaturized infrared receiver module designed for remote‑control and other applications that require high ambient‑light rejection. The module integrates a photo detector, preamplifier, and an internal IR filter in a single epoxy package, offering TTL and CMOS compatibility and low power consumption.
The datasheet lists electrical ratings, electro‑optical characteristics, test methods, and reliability information. It also includes application circuit diagrams, characteristic curves, and handling cautions, helping designers evaluate performance in various environmental conditions.
| Supply voltage (max) | 5.8 V |
|---|---|
| Supply voltage range | 2.4 V – 5.8 V |
| Current consumption | 5.0 mA |
| Response wavelength | 940 nm |
| Tuning frequency options | 37.9, 32.7, 40.0, 36.7, 56.7 kHz |
| H‑level output voltage | 2.2 V |
| L‑level output voltage | 0.5 V |
| Maximum emitter‑detector distance | 10.0 m |
| Half‑angle | +45° |
| Operating temperature range | -10 °C to +60 °C |
It operates with a supply voltage between 2.4 V and 5.8 V.
The module draws about 5.0 mA under no‑signal conditions.
The specified maximum distance is 10.0 m.
It can operate from –10 °C up to +60 °C.