sort by color:
A: 4701 mini soldered pin 1 pc
B:4701 mini 317 1
C: 4701+3301 plus or minus 1
D: 4701+3301 positive and negative small board 1
E:4701 with adjustable 1
F:4701 with adjustable 317 1
G:3301 with adjustable 1
H:4701 Dual Parallel 2A
I:4701 3 and 3A
J:4701 4 and 4A
4701/3301 modules can be shipped according to the output voltage specified by the customer, such as 3.3V, 5V, 7V, 9V, 12V, 15V, etc. Please note the output voltage value in the order, and the note information in the order shall prevail when shipping.
The 3301 mini module does not note the output voltage, and defaults to -12V output.
The 4701 and 3301 modules provide schematic diagrams and instructions (English/foreign trade version).
If you don&x27;t need pin 1, pin 5, you can cut off pin 1 (EN control pin) and pin 5 (ADJ control pin). It can be remarked in the order to cut off 1,5 feet before shipping, or only solder 3 pin headers.