1 this large current carrying capacity connector for printed circuit boards can be used with primary power supply circuits of consumer electronic products and various other circuits requiring large currents. features ?proven box-shaped contact this connector was designed and developed for use in the power supply circuits utilizing the contacts so successfully used in the vh connector. specifications ?current rating: 7a ac, dc (awg #18) ?voltage rating: 250v ac, dc ?temperature range: -25?c to +85?c (including temperature rise in applying electrical current) ?contact resistance: initial value/10m ? max. after environmental testing/20m ? max. ?insulation resistance: 500m ? min. ?withstanding voltage: 1,500v ac/minute ?applicable wire: awg #22 to #18 ?applicable pc board thickness: 1.6mm note: do not branch in parallel current which exceeds the rated current. if branched in parallel, current imbalance or other problems may develop. if it is absolutely necessary to branch such a large current in parallel, design the circuits without causing imbalance and provide an extra margin for each circuit. * compliant with rohs. * refer to "general instruction and notice when using terminals and connectors" at the end of this catalog. * contact jst for details. standards 0 recognized e60389 1 certified lr20812 vb connector disconnectable crimp style connectors 5.08mm pitch crimp
2 contact 10.6 4.0 4.2 3.0 3.8 model no. applicable wire mm 2 awg # insulation o.d. (mm) q'ty / reel svh-21t-p1.1 0.33 to 0.83 22 to 18 1.7 to 3.0 4,500 material and finish phosphor bronze, tin-plated (reflow treatment) housing 15.3 8.7 1.4 1.9 5.08 a b 2.4 cir- cuits model no. dimensions (mm) ab q'ty / bag material 2 2 3 3 4 4 5 6 7 8 9 12 vbr- 2 vbr- 2(3) vbr- 3 vbr- 3(4) vbr- 4 vbr- 4(5) vbr- 5(6) vbr- 6(7) vbr- 7(8) vbr- 8(9) vbr- 9(10) vbr-12(13) 5.08 10.16 10.16 15.24 15.24 20.32 25.40 30.48 35.56 40.64 45.72 60.96 9.88 14.96 14.96 20.04 20.04 25.12 30.20 35.28 40.36 45.44 50.52 65.76 1,000 1,000 1,000 1,000 1,000 1,000 500 500 500 500 500 200 pa 6, ul94v-0, natural (white) vb connector rohs compliance note: contact jst for brass products. rohs compliance
3 header b a (2.54) (2.54) 5.08 10.16 6.35 1.14 (10.65) 3.23.6 cir- cuits model no. dimensions (mm) ab q'ty / box material and finish 2 2 3 3 4 4 5 6 7 8 9 12 b 2p -vb-2 b 2p 3-vb-2 b 3p -vb-2 b 3p 4-vb-2 b 4p -vb-2 b 4p 5-vb-2 b 5p 6-vb-2 b 6p 7-vb-2 b 7p 8-vb-2 b 8p 9-vb-2 b 9p10-vb-2 b12p13-vb-2 5.08 10.16 10.16 15.24 15.24 20.32 25.40 30.48 35.56 40.64 45.72 60.96 10.16 15.24 15.24 20.32 20.32 25.40 30.48 35.56 40.64 45.72 50.80 66.04 1,000 500 500 500 500 250 250 200 200 200 100 100 post: brass copper-undercoated, tin-plated (reflow treatment) wafer: pbt, ul94v-0, natural (white) 6.35 10.65 1.14 a b 10.16 15.0 8.1 3.6 3.2 6.35 b a 5.08 10.16 2.4 5.08 3.23.6 (2.4) (2.4) 1.14 material and finish cir- cuits model no. dimensions (mm) q'ty / box top entry type side entry type ab top entry type side entry type 2 2 3 4 5 6 7 8 9 12 b 2p -vb b 2p 3-vb b 3p 4-vb b 4p 5-vb b 5p 6-vb b 6p 7-vb b 7p 8-vb b 8p 9-vb b 9p10-vb b12p13-vb b 2p s-vb ? b 3p 4s-vb b 4p 5s-vb b 5p 6s-vb b 6p 7s-vb b 7p 8s-vb b 8p 9s-vb b 9p10s-vb b12p13s-vb 5.08 10.16 15.24 20.32 25.40 30.48 35.56 40.64 45.72 60.96 9.88 14.96 20.04 25.12 30.20 35.28 40.36 45.44 50.52 65.76 1,000 500 500 250 250 200 200 200 100 100 1,000 ? 250 200 200 100 100 100 100 100 post: brass, copper-undercoated, tin-plated (reflow treatment) wafer: pa 66, ul94v-0, natural (white) top entry type of nylon side entry type of nylon top entry type of pbt vb connector rohs compliance this product displays (lf)(sn) on a label. rohs compliance this product displays (lf)(sn) on a label.
4 pc board layout (viewed from soldering side) and assembly layout 8.7 18.5 1.70.05 11.4 20.0 5.080.05 5.080.05 1.70.05 note: 1. tolerances are non-cumulative: 0.05mm for all centers. 2. hole dimensions differ according to the kind of pc board and piercing method. the dimensions above should serve as a guideline. contact jst for details. top entry type side entry type vb connector crimping machine, applicator contact crimping machine crimp applicator dies crimp applicator with dies svh-21t-p1.1 ap-k2n mks-l mk/svh-21-11 aplmk svh21-11 * mks-sc sc/svh-21-11 aplsc svh21-11 note: *strip-crimp applicator
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