2.54SB

2.54SB

2.54SB

Product catalog summary
Overview: The document provides technical specifications and standards for SB headers used to interconnect printed circuit boards (PCBs). These headers are available in different pitches and configurations, including straight and right-angle models.
Specifications:
  • Current Rating: 3A AC, DC
  • Voltage Rating: 250V AC, DC
  • Temperature Range: -25˚C to +85˚C (including temperature rise due to electrical current)
  • Materials: Post made of brass, copper-undercoated tin-plated (reflow treatment); Wafer made of PA 66, UL94V-0, green
  • Pitch: 2.54mm
  • Number of Circuits: 2 to 20
  • RoHS Compliance: Yes
Standards:
  • Recognized E60389
  • Certified LR20812
Product Variants: The headers are available in top entry and side entry types, with model numbers T( )B-SQ and TS( )B-SQ respectively. The number of circuits (2 to 20) is specified in the parentheses.
PC Board Layout: The layout is viewed from the soldering side with specific guidelines for hole dimensions and tolerances. Tolerances are non-cumulative at ±0.05mm for all centers.
Additional Notes: The document advises consulting JST for detailed information and refers to a general instruction and notice section for using terminals and connectors.
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Catalog excerpts

2.54SB-1

The 2.54mm pitch SB headers can be used to directly interconnected printed circuit boards. They come in both straight and right angle models. 2.5mm pitch SB headers are also available. In addition, 2.0mm pitch BC headers are available. Specifications ––––––––––––––––––– • Current rating: 3A AC, DC • Voltage rating: 250V AC, DC • Temperature range: -25˚C to +85˚C (including temperature rise in applying electrical current) • Post: Brass, copper-undercoated tin-plated (reflow treatment) • Wafer: PA 66, UL94V-0, green • Pitch: 2.54mm • Number of circuits: 2 to 20 * Compliant with RoHS. * Refer to "General Instruction and Notice when using Terminals and Connectors" at the end of this catalog. * Contact JST for details.

 Open the catalog to page 1
2.54SB-2

Header –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– Top entry type Side entry type RoHS compliance This product displays (LF)(SN) on a label. *The number of circuits (2 to 20) will be filled in the parentheses above. Model No. Top entry type Side entry type Note: N --- Number of circuits PC board layout (viewed from soldering side) ––––––––––––––––––––––––––––––––––––––

 Open the catalog to page 2

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