Product Lines

50 series – UM4 Battery Holder Mounted Alarm Clock Module
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50C-A0J (12h), 50E-A0J(24h) clock module

50C-A0J (12h), 50E-A0J(24h)

clock module

Product Descriptions
VOSCA CORPORATION not only provides competitive prices and excellent quality, but also can help customers solve technical problems, improve quality, reduce costs, etc., to help customers improve their competitiveness.

As a professional manufacturer of digital clocks, timers, thermometers, and hygrometers, we can also provide customized modules with special outputs, with specific periodic countdown timers, instruments used to measure or indicate the life of the filter element, etc...

Available in 12-hour and 24-hour versions. It is equipped with two rubber buttons, namely "Set" and "Adjust". Press the "Set" to enter the mode of hour setting, the hour becomes flashing, apply "adjust" to set hour; then press "Set" to enter the mode of minute setting. Minute on the subtitles becomes flashing. Apply the "Adjust" button to set the "minute". Finally press the "Set" button again to return to the normal display mode.

It operates 1.5 V DC with extremely low power consumption. AAA (UM4) battery holder is mounted at the rear side. Soldering pads for power input, buttons, and output poles are arranged at both sides of PCB for external connection.
Spec of 50E(C)-A0J Simple Clock (68 KB)
  1. Physical Size
    • PCB Dimensions: 70 x 51.2 mm
    • Plastic Frame – 58 x 40 mm;
    • Module Thickness – 7.0 mm without battery holder
  2. LCD
    • Screen Size – 49 x 21.9 mm
    • Number of Digit – 4 digits
    • Digit Height – about 16.0 mm
  3. Button: 2 of tact s/w, 5 mm height; connection pads available at edges of PCB
  4. Power Source: 1.5 VDC, connection available at the edge of PCB; with AAA (UM4) battery holder mounted at rear side of PCB
  5. Electrical Specification
    • Operating Voltage – +1.20 ~ + 1.80 volts
    • Current Drain – less than 3uA
    • Operation Temperature – -10 ~ +50 ℃
    • Storage Temperature – -20 ~ +60 ℃
  • Realtime clock, display hour, and minute
  • Available both 12-hour or 24-hour versions
  • Low current drain
  • Soldering pads available at PCB edges for external connections of power source and buttons.

Relevant Information