c o p a l e l e c t r o n i c s copal electronics specifications are subject to change without notice. specifications in this catalog are for reference. the formal specification sheets will be submitted upon request. surface mount type trimmers wide variety (7 types) to choose from automatic mounting is possible (taping) flow/reflow soldering is possible sealed construction (washable) sure mechanical stops cross slot rotor available features part name material flammability 1 2 3 4 5 6 7 8 9 wiper cover housing terminal pin base element o ring rotor electrode resistive element multi metal alloy stainless steel (sus 304) epoxy ul-94v-0 copper alloy, solder-plated ceramic silicone rubber ul-94hb pps (polyphenylenesulphide) ul-94v-0 ag-pd cermet ruo 2 cermet cfcs, halon, carbon tetrachloride and designated bromic flame retardant pbbos and pbbs are not used in our products. internal structure part number designation ? please refer to the list of part numbers when placing orders. s t - 4 2 t a 2 0 0 ? ( 2 0 1 ) series name form of packaging t : taping (reel) m : magzine (stick) blank : bulk in vinyl bags form of slot blank : 2 : + resistance code resistance value product shape (shape of terminal) a, g : j-hook b, d, h : gull wing c, f : through hole pins surface mount type trimmers st-4 single turn 1 6 8 4 3 9 5 7 2
c o p a l e l e c t r o n i c s copal electronics specifications are subject to change without notice. specifications in this catalog are for reference. the formal specification sheets will be submitted upon request. surface mount type trimmers surface mount type trimmers st-4 list of part numbers adjustment position top adjustment rear adjustment side adjustment pieces in package shape of terminal a( ) j-hook g( ) j-hook b( ) gull wing d( ) gull wing h( ) gull wing c () through hole pins f () through hole pins form of packaging taping (reel) st-4ta st-4a st-4ma st-4tb st-4b st-4mb st-4c st-4mc st-4td st-4d st-4f st-4tg st-4g st-4th st-4h bulk packaging magazine (stick) 500 pcs./reel 100 pcs./pack 50pcs./stick a 10 ? a 20 ? 50 ? 100 ? 200 ? 500 ? 1 k ? 2 k ? 5 k ? 10 k ? 20 k ? 50 k ? 100 k ? 200 k ? 500 k ? 1 m ? 2 m ? ? r/r : change in total resistance s.s. : setting stability electrical characteristics mechanical characteristics nominal resistance range 10 ? ~ 2 m ? 20 % 0.25 w (70 c) 0 w (125 c) linear law dc200 v or power rating, whichever is smaller 100 ma or power rating, whichever is smaller 210 (1 turn) 1 % or 2 ? , whichever is greater 1 % or 3 ? , whichever is greater ? 55 ~ +125 c 10 ? ~ 50 ? : 250 ppm/ c maximum 100 ? ~ 2 m ? : 100 ppm/ c maximum 1000 m ? minimum (dc500 v) ac500 v, 60 s approx. 0.12 g (st-4a, b, c, d, f) approx. 0.22 g (st-4g, h) total resistance tolerance power ratings resistance law maximum input voltage maximum wiper current effective electrical angle end resistance c.r.v. operating temp. range temp. coefficient insulation resistance dielectric strength net weight mechanical angle 240 (1 turn) 10 mn m {102 gf cm} maximum 30 mn m {306 gf cm} minimum 100 cycles [ ? r/r _ (2 ? + 3 %)] 5 n {0.51 kgf} minimum 235 c, 2 s 5 n {0.51 kgf} 10 s width 90 mm, bend 3 mm, 5 s, 1 time 5 n {0.51 kgf} 10 s operating torque stop strength rotational life thrust to rotor solderability shear (adhesion) substrate bending pull-off strength environmental characteristics test item test conditions specifications thermal shock ? 65 ~ + 125 c (0.5 h), 5 cycles [ ? r/r _ 2 %] [s.s. _ 1 %] humidity ? 10 ~ +65 c (80 ~ 98 %rh), 10 cycles, 240 h [ ? r/r _ 2 %] shock 981 m/s 2 , 6 ms 6 directions for 3 times each [ ? r/r _ 1 %] [s.s. _ 1 %] vibration amplitude of 1.52 mm or acceleration of 196 m/s 2 , 10~2000 hz, 3 directions, 12 times each load life 70 c , 0.25 w 1000 h [ ? r/r _ 3 %] [s.s. _ 1 %] low temp. operation ? 55 c, 2 h [ ? r/r _ 2 %] [s.s. _ 2 %] high temp. exposure 125 c, 250 h [ ? r/r _ 3 %] [s.s. _ 2 %] immersion seal 85 c, 60 s no leaks (no continuous bubbles) soldering heat 260 c, 10 s or 215 c, 35 s [ ? r/r _ 1 %] fig. 1 : not manufactured ? the above part numbers are all available with the respective combination of (fig. 1). ? verify the above part numbers when placing orders. ? taping and magazine versions must be purchased in reel units. ? cross slot available : st-42 a : semi-standard { } : reference only
c o p a l e l e c t r o n i c s copal electronics specifications are subject to change without notice. specifications in this catalog are for reference. the formal specification sheets will be submitted upon request. surface mount type trimmers surface mount type trimmers st-4 maximum input ratings nominal resistance values ( ? ) resistance code maximum input voltage (v) maximum wiper current (ma) a 10 100 1.00 100 a 20 200 2.00 100 50 500 3.53 70.7 100 101 5.00 50.0 200 201 7.07 35.4 500 501 11.2 22.4 1 k 102 15.8 15.8 2 k 202 22.4 11.2 5 k 502 35.4 7.07 10 k 103 50.0 5.00 20 k 203 70.7 3.54 50 k 503 112 2.24 100 k 104 158 1.58 200 k 204 200 1.00 500 k 504 200 0.40 1 m 105 200 0.20 2 m 205 200 0.10 recommended p.c.b. pad outline dimensions (unit: mm) st-4a st-4g st-4h st-4b st-4d note) the zero point is the center of mounting. 2 2 2 2 1.6 1.6 2.35 0 2 2 4 2 1.6 1.6 2.35 0 2 5.6 1.6 1.6 2.35 0 1.5 1.5 2 2 1.6 1.6 2.35 0 2.5 0.3 0.8 2 2.8 1.6 1.6 2.35 0 3.3 0.3 0.8 a : semi-standard
c o p a l e l e c t r o n i c s copal electronics specifications are subject to change without notice. specifications in this catalog are for reference. the formal specification sheets will be submitted upon request. surface mount type trimmers surface mount type trimmers st-4 outline dimensions st-4a top adjustment st-4b top adjustment st-4c top adjustment unless otherwise specified, tolerance : 0.3 (unit: mm) ? note the terminal position. 2 0.6 w 2.3 l 0.5 d resistance code & production date code 5 4.5 2.3 t = 0.15 solder-plated 1.2 2.35 2 0.8 5.2 0 0.5 3 3 1 5 4.5 2.3 6.2 0.35 min. 0.35 min. 1.2 2.35 2 0.8 2 resistance code & production date code t = 0.15 solder-plated 3 1 0.6 w 2.3 l 0.5 d 5 4.5 4 1 3 0.6 2.54 5 2 resistance code & production date code t = 0.15 solder-plated 3 1 2.3 0.6 w 2.3 l 0.5 d cw rotation 1 2 3 st-4g side adjustment 5 3.1 5.7 + 0.4 0 4.5 2.35 2 0.8 1.2 1.45 (2.1) 0.95 2 resistance code & production date code t = 0.15 solder-plated 3 1 0.6 w 2.3 l 0.5 d
c o p a l e l e c t r o n i c s copal electronics specifications are subject to change without notice. specifications in this catalog are for reference. the formal specification sheets will be submitted upon request. surface mount type trimmers surface mount type trimmers st-4 outline dimensions st-4f rear adjustment st-4h side adjustment unless otherwise specified, tolerance : 0.3 (unit: mm) st-4d rear adjustment ? note the terminal position. 5 4.5 2.3 1.2 2.35 2 0.8 7.2 0.5 0.5 2.8 2 resistance code & production date code t = 0.15 solder-plated 3 1 0.6 w 2.3 l 0.5 d 5 4.5 2.3 3 0.6 2.54 6.35 2.5 0.5 2 resistance code & production date code t = 0.15 solder-plated 3 1 0.6 w 2.3 l 0.5 d 5 3.1 5.7 + 0.4 0 4.5 2.35 2 0.8 1.2 6.1 2 resistance code & production date code t = 0.15 solder-plated 3 1 0.6 w 2.3 l 0.5 d cw rotation 1 2 3 0.6 w 2.3 l 0.5 d cross slot screwdriver 0 bit: 0.8 d cross slot dimension
c o p a l e l e c t r o n i c s copal electronics specifications are subject to change without notice. specifications in this catalog are for reference. the formal specification sheets will be submitted upon request. surface mount type trimmers surface mount type trimmers st-4 packaging specifications taping version is packaged in 500 pcs. per reel. orders will be accepted for units of 500 pcs., i.e., 500, 1000, 1500 pcs., etc. st-4ta, tb and td versions are boxed with 4 reels (2000 pcs.). st-4tg and th versions are boxed with one reel (500 pcs.). maximum number of consecutive missing pieces=2 leader length and reel dimension are shown in the dia- grams below. embossed tape dimensions reel dimensions st-4ta/tb/td st-4tg/th empty filled empty 40 mm min. 20 pitches min. 400 mm min. direction of feed head end leader 80 min. 178 2 (st-4ta/tb/td) 254 2 (st-4tg/th) 18.4 max. 21 0.8 13 0.2 2 0.5 12.4 +2 0 1.75 0.1 5.5 0.05 12 direction of feed 0.3 0.1 8 0.1 4 0.1 2 0.05 1.5 1.5 + 0 .1 0 2.7 ( st-4ta/tb ) 3.4 ( st-4td ) installation example (st-4a) 1.5 + 0 .1 0 2 0.1 4 0.1 8 0.1 0.3 0.1 1.75 0.1 5.5 0.1 12 6.4 installation example (st-4g) direction of feed reel & embossed tape materials embossed tape: plastic reel: paper embossed tape pull strength 9.8 n {1kgf} minimum peeling strength of seal tape 0.098~0.69 n {10~70gf} test method for peeling strength of seal tape seal cover tape 165 ~180 direction of feed carrier tape peel direction (300 mm/min) (unit: mm) { } : reference only
c o p a l e l e c t r o n i c s copal electronics specifications are subject to change without notice. specifications in this catalog are for reference. the formal specification sheets will be submitted upon request. surface mount type trimmers surface mount type trimmers st-4 magazine is packed 50 pcs. per stick. orders will be accepted for units of 50 pcs., i.e., 50, 100, 150 pcs., etc. magazines are packed 2000 pcs. per box. magazine dimensions unit of bulk in vinyl bag packaging is 100 pcs. per pack. boxing of bulk in vinyl bags is performed with 500 pcs. per box. 6.5 3.8 7.9 3.8 8.5 7.2 2 4.8 st-4ma st-4mb st-4mc (unit: mm) ? magazine length = 270 2 mm (without rubber cap)
|
