Data Sheet

Tuya BT2L-A Datasheet 3 Module Interfaces
3/14
3 Module Interfaces
3.1 Dimensions and Footprint
BT2L-A has a row of pins with a 2 mm pin spacing. The BT2L-A dimensions (H x W x D) are 2.8±0.15
mm x 15±0.35 mm x 17.4±0.35 mm. The PCB thickness is 0.8±0.1 mm. Figure 3-1 and Figure 3-2 show
the BT2L-A front and rear views.
Figure 3-1 BT2L-A front view
Figure 3-2 BT2L-A rear view
3.2 Pin Definition
Table 3-1 BT2L-A interface pins
Pin No.
Symbol
I/O Type
Function
1
B5
I/O
Common I/O pin, which can be used as a PWM output of the
LED drive and is connected to the PB5 pin on the internal IC