Product Lines

5X Series
99D23H Timer Module

5XT-A0H-DH

999D23H Timer Module

Product Descriptions
VOSCA is a professional manufacturer offering Digital Clock/Timer and Modules. Our capabilities include IC Programming, Plastic Housing Design/Molding/Injection, PCB Layout, PCB Assembly, SMT Assembly, DIP Assembly, and Final Assembly with an extensive knowledge and latest technology.

This is a day and hour countdown timer module with external connection for power source, keys, and output poles. The capacity is 99 days 23 hours. 16 mm digit height countdown timer module with 4 special options as the paragraph of feature indicated below. The external connection pads are at both edges of PCB. 5 output poles with different waveform for special application are available upon request. Many kinds of counting capacity are available too. Under special request, it is possible to program the timer to fix the counting interval to a certain value to measure the lifespan of any durable devices, such as filter, UV lamp, or to manipulate other electronic device.

Some of popular versions as:
  • 5XT-A0H-MS: 99M59S
  • 5XT-A0H-HM: 99H59M
  • 5XT-A0H-DH: 99D23H
  • 5XT-A0M-MM: 9999M
  • 5XT-A0M-HH: 9999H
  • 5XT-A0M-DD: 9999D
  • Also available in many versions (pls ask when needed)
  • Chronometer (up to 9999 days) available also
Specification of 5XT-A0H-DH (251 KB)
Specifications
  1. Capacity: 99 days 23 hours
  2. Resolution: 1 second ( display automatically changed to an appropriate formate)
  3. Setting Interval: 1 hour (minimum)
  4. Physical Size
    • PCB Size: 70 x 40 mm
    • Plastic Frame: 58 x 40 mm
    • Thickness: 7 mm (battery not included )
  5. LCD Display
    • Screen Size: 49.3 x 22.3 mm
    • Number of Digit: 4 digits
    • Digit Height: about 16.00 mm
  6. Button
    • External connection, leave related solder pads at the edge of PCB
    • Key tone
  7. Power Source: +1.5 VDC, either leaving solder pads at the edge of PCB or mounting UM4 battery holder
  8. Technical Data
    • Operating Voltage: +1.20 ~ + 1.70 volts
    • Typical Current Drain: 3 μA in normal condition; 400 μA at alarm mode
    • Operation Temperature: -10 ~ +50 °C
    • Storage Temperature: -20 ~ +60 °C
    • Output Options
      1. Audible alarm, 4 K Hz for 1 minute
      2. Level, 1.5 VDC, 100 μA, for 1 minute
      3. Power Saving Endless Alert circuit (called PSEA circuit, available upon request), beep six times then wait for 10 sec and repeat again. Never stop unless the “Stop” key depressed
Features
Optional Features:
  • Count up after countdown
  • Power On start counting
  • Power Saving Endless Alert (PSEA)
  • 4K Hz endless audible alarm
  • 5 output poles with various signals
Main Products
  • Digital Clock
  • Countdown Timer
  • AC On/Off Programmable Timer
  • Thermometer