Useful for breadboarding and prototyping with 1.78 mm pin pitch ICs, as breadboards are only made with 2.54 mm pin pitch. Various types are available, see below and choose your preferred variant in the dropdown on the right. They are sold as lots of multiple pieces.

Common properties:

• PCB thickness: 1.2 mm (0.0472 in)

• Raster of IC: 1.78 mm

• Raster of adapter: 2.54 mm

• Trace width: 10 mil (0.254 mm) (0.01 in)

• Hole diameter: 1 mm

• Pad diameter around hole: 1.7 mm

• Material: FR-4

• Color: Blue

• Double-sided PCB

• Solder mask

3x SDIP48 DIP48S 1.78 mm to 2.54 mm (0.1") raster adapter board MR05

• Dimensions: 61 x 25.5 mm (2.4 x 1 in)

• Raster of IC: 1.78 mm, distance of hole rows 15.4 mm

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 22.86 mm (0.9 in) = 9 breadboard holes

3x SDIP52 DIP52S 1.78 mm to 2.54 mm (0.1") raster adapter board MR06

• Dimensions: 66 x 25.5 mm (2.6 x 1 in)

• Raster of IC: 1.78 mm, distance of hole rows 15.4 mm

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 22.86 mm (0.9 in) = 9 breadboard holes

3x SDIP56 DIP56S 1.78 mm to 2.54 mm (0.1") raster adapter board MR07

• Dimensions: 71 x 25.5 mm (2.8 x 1 in)

• Raster of IC: 1.78 mm, distance of hole rows 15.4 mm

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 22.86 mm (0.9 in) = 9 breadboard holes

3x SDIP42 DIP42S 1.78 mm to 2.54 mm (0.1") raster adapter board MR08

• Dimensions: 54 x 25.5 mm (2.13 x 1 in)

• Raster of IC: 1.78 mm, distance of hole rows 15.4 mm

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 22.86 mm (0.9 in) = 9 breadboard holes

4x SDIP32 DIP32S 1.78 mm to 2.54 mm (0.1") raster adapter board MR09

• Dimensions: 41 x 20 mm (1.61 x 0.79 in)

• Raster of IC: 1.78 mm (0.05 in), distance of hole rows 10.2 mm

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 17.78 mm (0.7 in) = 7 breadboard holes

4x SDIP28 DIP28S 1.78 mm to 2.54 mm (0.1") raster adapter board MR10

Dimensions: 35.5 x 20 mm (1.4 x 0.79 in)

Raster of IC: 1.78 mm, distance of hole rows 10.2 mm

Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 17.78 mm (0.7 in) = 7 breadboard holes

4x SDIP24 DIP24S 1.78 mm to 2.54 mm (0.1") raster adapter board MR11

• Dimensions: 30.5 x 17.5 mm (1.2 x 0.69 in)

• Raster of IC: 1.78 mm, distance of hole rows 7.6 mm

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 15.24 mm (0.6 in) = 6 breadboard holes

4x SDIP20 DIP20S 1.78 mm to 2.54 mm (0.1") raster adapter board MR12

Dimensions: 25.5 x 18.5 mm (1 x 0.73 in)

Raster of IC: 1.78 mm, distance of hole rows 7.6 mm (0.3 in)

Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 15.24 mm (0.6 in) = 6 breadboard holes

6x SDIP10 DIP10S 1.78 mm to 2.54 mm (0.1") raster adapter board MR13

• Dimensions: 12.5 x 17.5 mm (0.5 x 0.69 in)

• Raster of IC: 1.78 mm, distance of hole rows 7.6 mm (0.3 in)

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 15.24 mm (0.6 in) = 6 breadboard holes

4x SDIP18 DIP18S 1.78 mm to 2.54 mm (0.1") raster adapter board MR14

• Dimensions: 22.5 x 18 mm (0.89 x 0.7 in)

• Raster of IC: 1.78 mm, distance of hole rows 7.6 mm (0.3 in)

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 15.24 mm (0.6 in) = 6 breadboard holes

4x SDIP22 DIP22S 1.78 mm to 2.54 mm (0.1") raster adapter board MR15

• Dimensions: 29 x 18 mm (1.14 x 0.7 in)

• Raster of IC: 1.78 mm, distance of hole rows 7.6 mm (0.3 in)

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 15.24 mm (0.6 in) = 6 breadboard holes

4x SDIP30 DIP30S 1.78 mm to 2.54 mm (0.1") raster adapter board MR16

• Dimensions: 39 x 20 mm (1.54 x 0.79 in)

• PCB thickness: 1.2 mm (0.0472 in)

• Raster of IC: 1.78 mm, distance of hole rows 10.2 mm

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 17.78 mm (0.7 in) = 7 breadboard holes

3x SDIP36 DIP36S 1.78 mm to 2.54 mm (0.1") raster adapter board MR17

• Dimensions: 46 x 20 mm (1.81 x 0.79 in)

• Raster of IC: 1.78 mm, distance of hole rows 10.2 mm

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 17.78 mm (0.7 in) = 7 breadboard holes

3x SDIP54 DIP54S 1.78 mm to 2.54 mm (0.1") raster adapter board MR18

• Dimensions: 69 x 25.5 mm (2.72 x 1 in)

• Raster of IC: 1.78 mm, distance of hole rows 15.4 mm

• Raster of adapter: 2.54 mm (0.1 in), distance of hole rows 22.86 mm (0.9 in) = 9 breadboard holes