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| BZX85C Series Axial Lead Zener Diodes P b Lead(Pb)-Free SMALL SIGNAL ZENER DIODES 1.3 WATTS Features: * High Rliability * Very Sharp Reverse Characteristic * Low Reverse Current Level * VZ-Tolerance 2% Mechanical Data: * Voltage stabilization * Case : DO-41 Glass Case * Weight : Approx 0.33 gram DO-41 DO-41 Outline Dimensions Unit:mm C D A B A A DIM DO-41 Min 26.0 Max Min - B Max 4.50 Min - C Max 0.85 Min - D Max 2.7 http//www.weitron.com.tw WEITRON 1/4 12-Sep-06 BZX85C Series Maximum Ratings and Electrical Characteristics (TA=25C Unless Otherwise Noted) Parameter Power dissipation Junction ambient Junction temperature Storage temperature range I=4mmT L 25C I=4mm, TL=constant Symbol PV RJA Tj T stg Value 1.3 110 175 -65~+175 Unit W K/W C C Electrical Characteristics Parameter Forward voltage I F=200mA Symbol VF Min - Typ - Max 1.0 Unit V http//www.weitron.com.tw WEITRON 2/4 12-Sep-06 BZX85C Series Type BZX85C 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 1) VZnom V 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 IZT mA 80 80 80 60 60 50 45 45 45 35 35 35 25 25 25 20 20 20 15 15 15 10 10 10 8 8 8 8 6 6 4 4 4 4 4 4 for VZT and V 2.5~2.9 2.8~3.2 3.1~3.5 3.4~3.8 3.7~4.1 4.0~4.6 4.4~5.0 4.8~5.4 5.2~6.0 5.8~6.6 6.4~7.2 7.0~7.9 7.7~8.7 8.5~9.6 9.4~10.6 10.4~11.6 11.4~12.7 12.4~14.1 13.8~15.6 15.3~17.1 16.8~19.1 18.8~21.2 20.8~23.3 22.8~25.6 25.1~28.9 28~32 31~35 34~38 37~41 40~46 44~50 48~54 52~60 58~66 64~72 70~79 1) r zjT <20 <20 <20 <20 <15 <13 <13 <10 <7 <4 <3.5 <3 <5 <5 <7 <8 <9 <10 <15 <15 <20 <24 <25 <25 <30 <30 <35 <40 <50 <50 <90 <115 <120 <125 <130 <135 rzjK @ I ZK <400 <400 <400 <500 <500 <500 <500 <500 <400 <300 <300 <200 <200 <200 <200 <300 <350 <400 <500 <500 <500 <600 <600 <600 <750 <1000 <1000 <1000 <1000 <1000 <1500 <1500 <2000 <2000 <2000 <2000 mA 1 1 1 1 1 1 1 1 1 1 1 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 IR A <150 <100 <40 <20 <10 <3 <3 <1 <1 <1 <1 <1 <1 <1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 @ VR V 1 1 1 1 1 1 1 1 1 2 3 5 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 TKVZ %/K -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 Tighter tolerances available request: BZX85B... 2% of VZnom http//www.weitron.com.tw WEITRON 3/4 12-Sep-06 BZX85C Series Characteristics (Tj=25 unless otherwise specified) Ptot -Total Power Dissipation (W) RthJA - Therm. Resist. Junction/ Tamb - Ambient Temperature() Figure1.Total Power Dissipation vs. Ambient Temperature CD -Diode Capacitance (pF) Ambient (K/W) l - Lead Length (mm) Figure2. Thermal Resistance vs. Lead Length VR=0V VR=2V VR=5V VR=20V VR=30V Vz-Z-Voltage (V) Figure3. Diode Capacitance vs. Z-Voltage Zthp - Thermal Resistance for rz -Differential Z-Resistance () Vz-Z-Voltage (V) Figure4.Differential Z-Resistance vs.Z-Voltage Pulse Cond. (K/W) Figure5. Thermal Response tp -Pulse Length (ms) http//www.weitron.com.tw WEITRON 4/4 12-Sep-06 |
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