specification for approval document : sm440000nh revision : a0 page : 1 of 7 1/2w, 1206, low resistance chip resistor (lead free / halogen free) 1. scope this specification applies to 1.6mm x 3.2mm size 1/ 2w, fixed metal film chip resistors rectangular type for use in electronic equipment. 2. type designation rl1632 h - (1) (2) (3) (4) where (1) series no. (2) h = h type (3) resistance value : for example - - four digits of number r005 = 5m w r100 = 100m w (4) resistance tolerance f = 1% g = 2% j = 5% 3. outline dimensions and marking figure 1. construction dimensions t w l (bottom view) r0 10 a a dimensions (mm) code letter 1632 l 3.2 0.20 w 1.6 0.20 a 0.50 0.15 t 0.80 0.15 four digits : r010 = 10m w r100 = 100m w
specification for approval document : sm440000nh revision : a0 page : 2 of 7 4. ratings power ratings* 1/2w resistance value 5~150m w resistance tolerance 1%(f) , 2%(g) , 5%(j) temperature coefficient of resistance ( 10m w ) 100ppm/ (>10m w ) 50ppm/ operation temperature range -55 ~ +170 insulation resistance over 100m w maximum working voltage (v) ( p*r) 1/2 note * : power ratings is based on continuous full load oper ation at rated ambient temperature of 70 . for resistors operated at ambient temperature in excess of 70 , the maximum load shall be derated in accordance with the following curve. ambient temperature( ) 0 170 70 100 rated load(%) -55 figure 2. power temperature derating curve
specification for approval document : sm440000nh revision : a0 page : 3 of 7 5. characteristics test item condition of test requirements short time overload 2.5 * rated voltage for 5 secon ds refer to jis c 5201-1 4.13 d r : (0.5%+0.0005 w ) without significant damage by flashover ( spark, arching ), burning or breakdown etc. insulation resistance the resistor shall be cramped in the metal block and tested , as shown below. test voltage : 100 15v dc for 1 minute refer to jis c 5201-1 4.6 mounting condition g. between electrode and protection film 100m w or over between electrode and substrate 1,000m w or over voltage proof the voltage : 100v ac (rms.) for 1 minute refer to jis c 5201-1 4.7 d r : (0.5%+0.0005 w ) without damage by flashover, fire or breakdown, as shown below. thermal shock -55 ~125 5 cycles, 15 min at each extreme condition refer to jis c 5201-1 4.19 d r : (0.5%+0.0005 w ) without distinct damage in appearance low temperature storage kept at -55 , 1,000 hours refer to jis c 5201-1 4.23.4 d r : (0.5%+0.0005 w ) without distinct damage in appearance high temperature exposure kept at 125 for 1,000 hours refer to jis c 5201-1 4.23.2 d r : (0.5%+0.0005 w ) without distinct damage in appearance solderability temperature of solder : 245 5 immersion duration : 3 0.5 second refer to jis c 5201-1 4.17 uniform coating of solder cover minimum of 95% surface being immersed resistance to soldering heat dipped into solder at 270 5 for 10 1 seconds refer to jis c 5201-1 4.18 d r : (0.5%+0.0005 w ) without distinct deformation in appearance
specification for approval document : sm440000nh revision : a0 page : 4 of 7 test item condition of test requirements load life rated voltage for 1.5 hours followed by a pause 0.5 hour at 70 2 . cycle repeated 1000 hours refer to jis c 5201-1 4.25 d r : (0.5%+0.0005 w ) without distinct damage in appearance damp heat with load 40 2 with relative humidity 90% to 95%. d.c. rated voltage for 1.5 hours on and 30 minutes off. cycle repeated 1,000 hours refer to jis c 5201-1 4.24 d r : (0.5%+0.0005 w ) without distinct damage in appearance mechanical shock 100 gs for 6milliseconds. 5 pulse s refer to jis c 5201-1 4.21 d r : (0.5%+0.0005 w ) without mech anical damage such as break bending test glass-epoxy board thickness : 1.6mm bending width : 2mm between the fulcrums : 90mm refer to jis c 5201-1 4.33 d r : (0.5%+0.0005 w ) without mech anical damage such as break
specification for approval document : sm440000nh revision : a0 page : 5 of 7 6. recommend land pattern w l d 1632 1.78 4.14 1.37 unit : mm note : we recommend there is no circuit design betw een pads to avoid circuit short. cu trace w l d sensing trace
specification for approval document : sm440000nh revision : a0 page : 6 of 7 7. packaging 7-1 dimensions 7-1-1 tape packaging dimensions 7-1-2 reel dimensions unit : mm 1.05 0.05 b 8.0 0.3 0.3 max. 3.5 0.05 1.75 0.1 b = 3.6 0.2 p(pitch) = 4.0 0.1 a = 2.0 0.2 +0.1 - 0.0 1.5 p 2.0 0.1 1.5 max. a 4.0 0.1 carrier cavity sprocket hold pulling direction 2.0 0.5 11.4 1.0 unit : mm label 9.0 0.3 22 min. 13.0 0.2 178 2.0 60 1.0 56 2.0
specification for approval document : sm440000nh revision : a0 page : 7 of 7 7-2 peel strength of top cover tape the peel speed shall be about 300mm/minute the peel force of top cover tape shall between 0.1 to 0.7n 7-3 number of taping 2,000 pieces / reel 7-4 label marking the following items shall be marked on the reel. (1) type designation (2) quantity (3) manufacturing date code (4) manufacturers name (5) the country of origin 1 6 5 ~ 1 8 0 carrier tape 0.1 ~ 0.7n top cover tape
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