This document is the specification of BTHQ 22008VSS-SMN-LEDWhite (2 dies), which describes the features and characteristics of the product in detail.
The BTHQ 22008VSS-05 is a 20‑character by 2‑line STN negative blue transmissive dot matrix LCD module with a white LED backlight. It uses a Samsung KS0070BP‑00CC (or equivalent) LCD controller and driver, and operates with a 1/16 duty, 1/5 bias driving scheme.
Key specifications include compact mechanical dimensions, low power consumption, a supply voltage of 5 V for logic, and a forward voltage of about 4 V for the LED backlight. The module is rated for ambient temperatures from 0 °C to +50 °C and can be stored between –10 °C and +60 °C.
| Outline dimensions | 146.0 mm (W) × 43.0 mm (H) × 13.5 mm (D) |
|---|---|
| Effective viewing area | 123.0 mm (W) × 23.0 mm (H) |
| Character size | 4.840 mm (W) × 9.217 mm (H) (5 × 8 dots) |
| Weight | Approx. 75 g |
| Logic supply voltage (VDD‑VSS) | 4.75 V – 5.25 V |
| LCD supply voltage (VLCD) | 4.1 V – 4.7 V (typical 5.0 V) |
| LED forward current | 40 mA |
| Ambient operating temperature | 0 °C – +50 °C |
| Number of LED dies | 2 (1 × 2) |
The module operates in ambient temperatures from 0 °C to +50 °C.
The logic supply voltage (VDD‑VSS) must be between 4.75 V and 5.25 V.
The backlight uses two LED dies arranged as 1 × 2.