data shee t chip resistors arra y yc324 (8pin/4r) 5%; 1% product specification ? sep. 30, 2003 v.4 supersedes date of dec. 31, 2002
w ww.yageo.com sep. 30, 2003 v.4 chip resistor surface mount 2 6 series yc 324 type yc324 b (mm) 0.50.2 h (mm) 1.10.15 p (mm) 1.270.05 l (mm) 5.080.2 h 2 (mm) 0.90.15 t (mm) 0.60.1 w 1 (mm) 0.50.15 w 2 (mm) 3.20.2 table 1 ccb257_b h 2 h a a p l b t w1 w2 fig. 2 y c324 series chip resistors construction dimension schematic handbook, 2 columns r1 r2 r3 r4 cca862_c 12 87 3 6 4 5 fig. 3 equivalent circuit diagram for dimension see fig. 2 and table 1 r1= r 2=r3=r4 yc324 first two digits for significant figure and 3rd digit for number of zeros letter r: decimal place fig. 1 5% marking, value=56 ? marking ynsc009a yc324 ? x x x xx xxxx ( 1 ) ( 2 ) ( 3 ) ( 4 ) ( 5 ) ( 1 ) tolerance f = 1% j = 5% ( 2 ) packaging type k = embossed taping reel ( 3 ) temperature characteristic of resistance g = 200ppm/c ? = base on spec ( 4 ) special type 07 = 7 inch dia. reel ( 5 ) resistance value: 56r, 560r, 5k6, 56k, 1m. scope this specification describes yc324 series chip resistors made by thick film process. ordering information part number is identified by the series, size, tolerance, packing style, temperature coefficient, special type and resistance value.
w ww.yageo.com sep. 30, 2003 v.4 chip resistor surface mount 3 6 series yc 324 characteristics yc324 1/8w operating temperature range ?55c to +125c maximum working voltage 200v maximum overload voltage 400v dielectric withstanding voltage 500v number of resistors 4 resistance range 10 ? to 1m ? temperature coefficient 200ppm/c electrical characteristics power rating r r a a t t e e d d p p o o w w e e r r a a t t 7 7 0 0 c c , , y y c c 3 3 2 2 4 4 = = 1 1 / / 8 8 w w f f o o r r e e l l e e m m e e n n t t r r a a t t e e d d v v o o l l t t a a g g e e : : the dc or ac (rms) continuous working voltage corresponding to the rated power is determined by the following formula: v= (p x r) where v=continuous rated dc or ac (rms) working voltage (v) p=rated power (w) r=resistance value ( x ) table 2 n dbook, halfpage mlb206 70 100 55 50 t amb ( c) o (%p ) rated 0 0 50 100 125 p max fig. 4 maximum dissipation (p max ) in percentage of rated power as a function of the operating ambient temperature (t amb )
w ww.yageo.com sep. 30, 2003 v.4 chip resistor surface mount 4 6 series yc 324 ccb325 empty compartments with cover tape (min. 240 mm) cover tape only leader 400 mm trailer (max. 260 mm) trailer end leader end fig. 7 leader and trailer tape dimension packing method l l e e a a d d e e r r / / t t r r a a i i l l e e r r t t a a p p e e s s p p e e c c i i f f i i c c a a t t i i o o n n packing style reel dimension yc324 embossed taping reel (k) 7" (178 mm) 4,000 g ewidth c d ba w t msa284_b embossed tape specification dimension yc324 a (mm) 3.50.2 b (mm) 5.60.2 w (mm) 120.3 e (mm) 1.750.1 f (mm) 5.50.05 p 0 (mm) 4.00.1 p 1 (mm) 4.00.1 p 2 (mm) 2.00.05 ?d 0 (mm) 1.5+0.1/?0 ?d 1 (mm) 1.50.25 t (mm) 1.00.1 taping reel dimension yc324 ta p e width 12 ?a (mm) 180+0/?3 ?b (mm) 60+1/?0 ?c (mm) 13.00.2 ?d (mm) 210.8 w (mm) 13.00.3 t (mm) 15.41 fig. 5 reel dimension table 3 table 4 table 5 packing style and packaging quantity for dimension see table 3 mbg516_a e f w p 2 p 0 d 0 b ad 1 p 1 direction of unreeling cover tape t fig. 6 embossed tape dimension for dimension see table 4
w ww.yageo.com sep. 30, 2003 v.4 chip resistor surface mount 5 6 series yc 324 type test method acceptance standard formula temperature coefficient o f resistance (t.c.r.) measure resistance at +25c or specified room temperature as r 1 , then measure at ?55c or +125c respectively as r 2 . determine the temperature coefficient of resistance from the following formula: t.c.r. = ------------------------- 1 0 6 (ppm/c) where t 1 =+25c or specified room temperature t 2 =?55c or +125c test temperature r 1 =resistance at reference temperature in ohms r 2 =resistance at test temperature in ohms refer to table 2 thermal shoc k at ?553c for 2 minutes and at +1252c for 2 minutes as one cycle. after 5 cycles, the specimen shall be stabilized at room temp. measure the resistance to determine r/r (%) after one more hour. (1%+0.05 ? ) for 5% tolerance (0.5%+0.05 ? ) for 1% tolerance low temperature operation place the specimen in a test chamber ma intained at ?65 (+0/?5)c. after one hour stabilization at this temperature, full ra ted working voltage shall be applied for 45 (+5/?0) minutes. have15 (+5/?0 ) minutes af ter remove the voltage, the specimen shall be removed from the chamber and stab ilized at room temperature for 24 hrs. measure the resistance to determine r/r(%). (1.0%+0.05 ? ) for 5% tolerance (0.5%+0.05 ? ) for 1% tolerance no visible damage short time overload apply 2.5 times of rated voltage but no t exceeding the maximum overload voltage for 5 seconds. have the sp ecimen stabilized at room temperature for 30 minutes minimum. measure the resistance to determine r/r (%). (2.0%+0.05 ? ) for 5% tolerance (1%+0.05 ? ) for 1% tolerance no visible damage insulation resistance place the specimen in the jig and apply a rated continues overload voltage (r.c.o.v) for one minute as shown. measure the insulation resistance. type yc324 voltage (dc) 400v 10,000m ? dielectric withstand voltage place the specimen in the jig and apply a specified value continuous overload voltage as shown for one minute. type yc324 voltage (ac) 500vrms breakdown voltage> specification and without open/short resistance to soldering heat immerse the specimen in the solder po t at 2605c. for 101 seconds. have the specimen stabilized at room temp erature for 30 mi nutes minimum. measure the resistance to determine r/r (%). (1.0%+0.05 ? ) for 5% tolerance (0.5%+0.05 ? ) for 1% tolerance no visible damage r 2 ?r 1 r 1 (t 2 ?t 1 )
w ww.yageo.com sep. 30, 2003 v.4 chip resistor surface mount 6 6 series yc 324 type test method acceptance standard moisture resistance place the specimen in the test chamber and subject to 42 damp heat cycles. each one of which consists of the steps 1 to 7 as figure 9. the total length of test is 1,000 hours. have the specimen stabilized at r oom temperature for 24 hours after testing. measure the resistance to determine r/r (%). (2.0%+0.05 ? ) for 5% tolerance (0.5%+0.05 ? ) for 1% tolerance no visible damage life place the specimen in the oven at 702c. apply the rated voltage to the specimen at the 1.5 hours on and 0.5 hour off cycle. the total length of test is 1,000 hours. have the specimen stabilized at room temperature for one hour minimum after testing. measure the r/r (%). (3%+0.05 ? ) for 5% tolerance (1%+0.05 ? ) for 1% tolerance no visible damage solderabilit y immerse the specimen in the so lder pot at 2355c for 5 sec. at least 95% solder coverage on the termination bending strength mount the specimen on a test board as shown in the figure 8. slowly apply the force till the board is bent for 51 sec. measure the r/r (%) at this position. (1.0%+0.05 ? ) for 5% tolerance no visible damage fig. 8 principle of the bending test 75 initial drying 24 hours 90 ? 98% rh 80 ? 98% rh temperature tolerance 2 c (3.6 f) unless otherwise specified initial measurements as specified in 2.2 0 step1 step3 step2 prior to first cycle only step4 one cycle 24 hours; repeat as specified in 2.5 voltage applied as specified in 2.4 circulation of conditioning air shall be at a minimum cubic rate per minute equivalent to 10 times the volume of the chamber step6 step7 hbk073 step5 51015 end of final cycle; measurements as specified in 2.7 optional sub-cycle if specified (2.3); sub-cycle performed during any 5 of the first 9 cycles; humidity uncontrolled during sub-cycle 20 time [h] temperature [ c] 25 50 25 0 90 ? 98% rh 90 ? 98% rh + 10 c ( + 18 f) ? 2 c ( ? 3.6 f) 80 ? 98% rh rate of change of temperature is unspecified, however, specimens shall not be subjected to radiant heating from chamber conditioning processes fig. 9 conditions by change of temperature
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