MNR12 resistors chip resistor networks MNR12 (1608 2 size) ! ! ! ! features 1) convex electrodes easy to check the fillet after soldering is finished. 2) small, light, rectangular 2-chip network area ratio is 65% smaller than that of mnr32, while weight ratio has been cut 75%. 3) high-density mounting can be mounted even more densely than two 1608 chips (mcr03), and mounting costs are lower. 4) compatible with a wide range of mounting equipment. squared corners make it excellent for mounting using image recognition devices. 5) rohm resistors have approved iso-9001 certification. design and specifications are subject to change without notice. carefully check the specification sheet supplied with the product before using or ordering it. ! ! ! ! ratings limiting element voltage 50v item conditions specifications 0.063w (1 / 16w) rated power rated voltage operating temperature nominal resistance see table 1. power must be derated according to the power derating curve in figure 1 when ambient temperature exceeds 70 c. the voltage rating is calculated by the following equation. if the value obtained exceeds the limiting element voltage, the voltage rating is equal to the maximum operating voltage. e: rated voltage (v) p: rated power (w) r: nominal resistance ( ? ) e = p r ? 55 c~ + 125 c at 70 c 0 20 40 60 80 100 ? 55 0 70 100 125 ambient temperature ( c) power load (%) fig.1
MNR12 resistors jumper type resistance rated current operating temperature max. 50m ? 1a ? 55 c~ + 125 c j ( 5%) 10 r 1m (e24) 200 table 1 resistance tolerance resistance range ( ? ) resistance temperature coefficient (ppm / c) ? ? ? ? before using components in circuits where they will be exposed to transients such as pulse loads (short-duration, high-level lo ads), be certain to evaluate the component in the mounted state. in addition, the reliability and performance of this component cannot be guaranteed if it is u sed with a steady state voltage that is greater than its rated voltage. ! ! ! ! characteristics item test conditions (jis c 5201-1) resistor type guaranteed value jumper type resistance variation of resistance with temperature solderability damp heat, steady state endurance at 70 c endurance rapid change of temperature bend strength of the end face plating resistance to solvent resistance to soldering heat overload (2.0% + 0.1 ? ) max. 50m ? (1.0% + 0.05 ? ) (3.0% + 0.1 ? ) max. 50m ? max. 50m ? j : 5% see table.1 no remarkable abnormality on the appearance. a new uniform coating of minimum of 95% of the surface being immersed and no soldering damage. without mechanical damage such as breaks. max. 50m ? jis c 5201-1 4.5 jis c 5201-1 4.8 measurement : ? 55 / + 25 / + 125 c jis c 5201-1 4.18 soldering condition : 260 5 c duration of immersion : 10 1s. jis c 5201-1 4.24 40 c, 93%rh test time : 1,000h~1,048h (3.0% + 0.1 ? ) (3.0% + 0.1 ? ) (1.0% + 0.05 ? ) (1.0% + 0.05 ? ) (1.0% + 0.05 ? ) max. 50m ? max. 50m ? max. 50m ? max. 50m ? max. 50m ? jis c 5201-1 4.25.1 rated voltage (current), 70 c 1.5h : on ? 0.5h : off test time : 1,000h~1,048h jis c 5201-1 4.25.3 125 c test time : 1,000h~1,048h jis c 5201-1 4.29 23 5 c , immersion cleaning, 5 0.5min. solvent : 2-propanol jis c 5201-1 4.19 test temp. : ? 55 c ~ + 125 c 5cyc jis c 5201-1 4.33 jis c 5201-1 4.17 rosinethanol (25%wt) soldering condition : 235 5 c duration of immersion : 2.0 0.5s. jis c 5201-1 4.13 rated voltage (current) 2.5, 2s. limiting element voltage 2 : 100v
MNR12 resistors ! ! ! ! external dimensions (units : mm) no. material thick dielectric glaze of ruthenium (only silver used for jumper) thick film of silver for primary electrode nickel-coated secondary electrode external electrode coated with sn/pb or sn alumina substrate overcoating cross section b-b' cross section a-a' 0.35 0.1 1.6 0.1 ?? 0.8 ? marking 0.25 0.15 0.3 0.2 1.6 0.1 0.5 0.1 b b' a' a 0.6 0.15 0.4 0.15 ? making may change to the one-character type. ?? pitch of the upper electrode. 102 102 1 1 1 2 2 3 3 4 4 5 5 5 6 6 6 ! ! ! ! equivalent circuit r1 r1 = r2 r2 ! ! ! ! packaging 0 2 0 4 0 6 0 8 0 2 0 4 0 6 0 8 c abd label abcd 13 0.2 p 0 p 2 p 1 b 0 a 0 e f w t2 d 0 thick paper mount (underside paper tape) chip network resistor square punchout hole heat crimp cover / tape eiaj et-7200a compliant (units : mm) (units : mm) w fea 0 b 0 d 0 p 0 p 1 p 2 t 2 8.0 0.3 3.5 0.05 1.75 0.1 1.8 0.1 1.8 0.1 4.0 0.1 4.0 0.1 2.0 0.05 max. 1.1 reel taping 180 0 ? 3 60 + 1 0 9 + 1.0 0 1.5 + 0.1 0
MNR12 resistors ! ! ! ! product designation code e0 MNR12 / 14 taping paper tape with reel part no. packaging package style j 5% packaging / processing specifications ab mnr04 / 12 / 14 / 32 / 34 circuit configuration code resistance tolerance nominal resistance part no. 3-digit iec coding system ! ! ! ! electrical characteristics ? 6.0 ? 5.0 ? 4.0 ? 3.0 ? 2.0 ? 1.0 0 2.0 1.0 4.0 3.0 6.0 5.0 resistance ( ? ) fig.2 resistance dc resistance (%) jis c 5201-1 4.5 sample size : n = 40pcs 20 c 65%rh 10 100 1k 10k 100k 1m ? 400 ? 300 ? 200 ? 100 0 100 200 300 400 resistance ( ? ) fig.3 variation resistance with temperature temperature coefficient (ppm / c) jis c 5201-1 4.8 sample size : n = 20pcs 25 c / ? 55 c 25 c / 125 c 10 100 1k 10k 100k 1m ? 4.0 ? 6.0 ? 2.0 0 2.0 4.0 6.0 resistance ( ? ) fig.4 overload ? r/r (%) jis c 5201-1 4.13 sample size : n = 20pcs rated voltage 2.5times 2s limiting element voltage 2 : 100v 10 100 1k 10k 100k 1m ? 2.0 ? 3.0 ? 1.0 0 1.0 2.0 3.0 resistance ( ? ) fig.5 resistance to soldering heat ? r/r (%) jis c 5201-1 4.18 sample size : n = 20pcs soldering condition : 260 c 10s 10 100 1k 10k 100k 1m ? 2.0 ? 3.0 ? 1.0 0 1.0 2.0 3.0 resistance ( ? ) fig.6 rapid change of temperature ? r/r (%) jis c 5201-1 4.19 sample size : n = 20pcs ? 55 c / 125 c 5cyc 10 100 1k 10k 100k 1m ? 4.0 ? 6.0 ? 2.0 0 2.0 4.0 6.0 resistance ( ? ) fig.7 damp heat, steady state ? r/r (%) jis c 5201-1 4.24 sample size : n = 20pcs 40 c 93%rh with no load 1000h 10 100 1k 10k 100k 1m
MNR12 resistors ? 4.0 ? 6.0 ? 2.0 0 2.0 4.0 6.0 resistance ( ? ) fig.8 endurance at 70 c ? r/r (%) jis c 5201-1 4.25.1 sample size : n=20pcs 70 c 1,000h overload : the rated voltage 10 100 1k 10k 100k 1m ? 4.0 ? 6.0 ? 2.0 0 2.0 4.0 6.0 resistance ( ? ) fig.9 endurance ? r/r (%) jis c 5201-1 4.25.3 sample size : n = 20pcs 125 c with no load 1,000h 10 100 1k 10k 100k 1m ? 2.0 ? 1.5 ? 1.0 ? 0.5 0 0.5 1.0 1.5 2.0 resistance ( ? ) fig.10 resistance to solvents ? r/r (%) jis c 5201-1 4.29 sample size : n = 20pcs ipa, 5min. 10 100 1k 10k 100k 1m
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