BZX55C Series Formosa MS Zener diode Features High reliability Applications Voltage stabilization Construction Silicon epitaxial planar Absolute Maximum Ratings Tj=25 oC Parameter Power dissipation Z-current Junction temperature Storage temperature range Test Conditions I=4mm TL25oC Type Symbol PV IZ Tj Tstg Value 500 PV/VZ 175 -65~+175 Unit mW mA o C o C Value 350 Unit K/W Maximum Thermal Resistance Tj=25 oC Parameter Junction ambient Test Conditions I=4mm TL=constant Symbol RthJA Electrical Characteristics Tj=25 oC Parameter Forward voltage Test Conditions IF=200mA Type Formosa MS Symbol VF Min Typ Max 1.5 Unit V BZX55C Series Formosa MS Type BZX55C 2V4 2V7 3V0 3V3 3V6 3V9 4V3 4V7 5V1 5V6 6V2 6V8 7V5 8V2 9V1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 43 47 51 56 62 68 75 VZnom V 2.4 2.7 3.0 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 43 47 51 56 62 68 75 mA 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 IZT for VZT and rzjT V1) 2.28~2.56 <85 2.5~2.9 <85 2.8~3.2 <85 3.1~3.5 <85 3.4~3.8 <85 3.7~4.1 <85 4.0~4.6 <75 4.4~5.0 <60 4.8~5.4 <35 5.2~6.0 <25 5.8~6.6 <10 6.4~7.2 <8 7.0~7.9 <7 7.7~8.7 <7 8.5~9.6 <10 9.4~10.6 <15 10.4~11.6 <20 11.4~12.7 <20 12.4~14.1 <26 13.8~15.6 <30 15.3~17.1 <40 16.8~19.1 <50 18.8~21.2 <55 20.8~23.3 <55 22.8~25.6 <80 25.1~28.9 <80 28~32 <80 31~35 <80 34~38 <80 37~41 <90 40~46 <90 44~50 <110 48~54 <125 52~60 <135 58~66 <150 64~72 <200 70~79 <250 rzjK at IZK mA <600 1 <600 1 <600 1 <600 1 <600 1 <600 1 <600 1 <600 1 <550 1 <450 1 <200 1 <150 1 <50 1 <50 1 <50 1 <70 1 <70 1 <90 1 <110 1 <110 1 <170 1 <170 1 <220 1 <220 1 <220 1 <220 1 <220 1 <220 1 <220 1 <500 0.5 <600 0.5 <700 0.5 <700 0.5 <1000 0.5 <1000 0.5 <1000 0.5 <1500 0.5 1) Tighter tolerances available request: BZX55A... 1% of VZnom BZX55B... 2% of VZnom BZX55F... 3% of VZnom BZX55C... 5% of VZnom 2) at Tj=150 oC Formosa MS IR and IR at VR uA uA2) V <50 <100 1 <10 <50 1 <4 <40 1 <2 <40 1 <2 <40 1 <2 <40 1 <1 <20 1 <0.5 <10 1 <0.1 <2 1 <0.1 <2 1 <0.1 <2 2 <0.1 <2 3 <0.1 <2 5 <0.1 <2 6.2 <0.1 <2 6.8 <0.1 <2 7.5 <0.1 <2 8.2 <0.1 <2 9.1 <0.1 <2 10 <0.1 <2 11 <0.1 <2 12 <0.1 <2 13 <0.1 <2 15 <0.1 <2 16 <0.1 <2 18 <0.1 <2 20 <0.1 <2 22 <0.1 <2 24 <0.1 <2 27 <0.1 <5 30 <0.1 <5 33 <0.1 <5 36 <0.1 <10 39 <0.1 <10 43 <0.1 <10 47 <0.1 <10 51 <0.1 <10 56 TKVZ %/K -0.09~-0.06 -0.09~-0.06 -0.08~-0.05 -0.08~-0.05 -0.08~-0.05 -0.08~-0.05 -0.06~-0.03 -0.05~+0.02 -0.02~+0.02 -0.05~+0.05 0.03~0.06 0.03~0.07 0.03~0.07 0.03~0.08 0.03~0.09 0.03~0.1 0.03~0.11 0.03~0.11 0.03~0.11 0.03~0.11 0.03~0.11 0.03~0.11 0.03~0.11 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12 BZX55C Series Formosa MS Characteristics (Tj=25 oC unless otherwise specified) Formosa MS BZX55C Series Formosa MS Formosa MS BZX55C Series Formosa MS Dimensions in mm Standard Glass Case JEDEC DO 35 Formosa MS