zener diode features 1. high reliability 2. low reverse current 3. very sharp reverse characteristic applications voltage stabilization absolute maximum ratings t j =25 parameter test conditions type symbol value unit power dissipation i=4mm t l 25 p v 1.3 w junction temperature t j 175 storage temperature range t stg -65~+175 maximum thermal resistance t j =25 parameter test conditions symbol value unit junction ambient i=4mm ,t l =constant r thja 110 k/w electrical characteristics t j =25 parameter test conditions type symbol min typ max unit forward voltage i f =200ma v f 1 v b zx 8 5 c 2v 7 - b zx 8 5 c 75 http:// www.wej.cn e-mail:wej@yongerjia.com wej electronic co. r o hs wej electronic co.,ltd
type v znom i zt for v zt and r zjt r zjk at i zk i r at v r tk vz bzx85c v ma v 1) ? ? ma - a v %/k 2v7 2.7 80 2.5~2.9 <20 <400 1 <150 1 -0.09~-0.06 3v0 3.0 80 2.8~3.2 <20 <400 1 <100 1 -0.08~-0.05 3v3 3.3 80 3.1~3.5 <20 <400 1 <40 1 -0.08~-0.05 3v6 3.6 60 3.4~3.8 <20 <500 1 <20 1 -0.08~-0.05 3v9 3.9 60 3.7~4.1 <15 <500 1 <10 1 -0.08~-0.05 4v3 4.3 50 4.0~4.6 <13 <500 1 <3 1 -0.06~-0.03 4v7 4.7 45 4.4~5.0 <13 <500 1 <3 1 -0.05~+0.02 5v1 5.1 45 4.8~5.4 <10 <500 1 <1 1 -0.02~+0.02 5v6 5.6 45 5.2~6.0 <7 <400 1 <1 1 -0.05~+0.05 6v2 6.2 35 5.8~6.6 <4 <300 1 <1 2 0.03~0.06 6v8 6.8 35 6.4~7.2 <3.5 <300 1 <1 3 0.03~0.07 7v5 7.5 35 7.0~7.9 <3 <200 0.5 <1 5 0.03~0.07 8v2 8.2 25 7.7~8.7 <5 <200 0.5 <1 6.2 0.03~0.08 9v1 9.1 25 8.5~9.6 <5 <200 0.5 <1 6.8 0.03~0.09 10 10 25 9.4~10.6 <7 <200 0.5 <0.5 7.5 0.03~0.1 11 11 20 10.4~11.6 <8 <300 0.5 <0.5 8.2 0.03~0.11 12 12 20 11.4~12.7 <9 <350 0.5 <0.5 9.1 0.03~0.11 13 13 20 12.4~14.1 <10 <400 0.5 <0.5 10 0.03~0.11 15 15 15 13.8~15.6 <15 <500 0.5 <0.5 11 0.03~0.11 16 16 15 15.3~17.1 <15 <500 0.5 <0.5 12 0.03~0.11 18 18 15 16.8~19.1 <20 <500 0.5 <0.5 13 0.03~0.11 20 20 10 18.8~21.2 <24 <600 0.5 <0.5 15 0.03~0.11 22 22 10 20.8~23.3 <25 <600 0.5 <0.5 16 0.04~0.12 24 24 10 22.8~25.6 <25 <600 0.5 <0.5 18 0.04~0.12 27 27 8 25.1~28.9 <30 <750 0.25 <0.5 20 0.04~0.12 30 30 8 28~32 <30 <1000 0.25 <0.5 22 0.04~0.12 33 33 8 31~35 <35 <1000 0.25 <0.5 24 0.04~0.12 36 36 8 34~38 <40 <1000 0.25 <0.5 27 0.04~0.12 39 39 6 37~41 <50 <1000 0.25 <0.5 30 0.04~0.12 43 43 6 40~46 <50 <1000 0.25 <0.5 33 0.04~0.12 47 47 4 44~50 <90 <1500 0.25 <0.5 36 0.04~0.12 51 51 4 48~54 <115 <1500 0.25 <0.5 39 0.04~0.12 56 56 4 52~60 <120 <2000 0.25 <0.5 43 0.04~0.12 62 62 4 58~66 <125 <2000 0.25 <0.5 47 0.04~0.12 68 68 4 64~72 <130 <2000 0.25 <0.5 51 0.04~0.12 75 75 4 70~79 <135 <2000 0.25 <0.5 56 0.04~0.12 1) tighter tolerances available request: bzx85b? f 2% of v znom b zx 8 5 c 2v 7 - b zx 8 5 c 75 http:// www.wej.cn e-mail:wej@yongerjia.com wej electronic co. r o hs wej electronic co.,ltd
characteristics (t j =25 unless otherwise specified) tamb ? ambient temperature( ) ptot ?total power dissipation (w) r thja ? therm. resist. junction/ ambient (k/w) l ? lead length (mm) figure2. thermal resistance vs. lead length figure1.total power dissipation vs. ambient temperature vz-z-voltage (v) r z ?differential z-resistance ( ? ) c d ?diode capacitance (pf) vz-z-voltage (v) figure3. diode capacitance vs. z-voltage figure4.differential z-resistance vs.z-voltage zthp ? thermal resistance for pulse cond. (k/w) t p ?pulse length (ms) fi g ure5. thermal res p onse b zx 8 5 c 2v 7 - b zx 8 5 c 75 http:// www.wej.cn e-mail:wej@yongerjia.com wej electronic co. r o hs wej electronic co.,ltd
dimensions in mm cathode identification 2.8 max. 0.85 max. 4.5 max. 26 min. 26 min. cathode anode standard glass case jedec do 41 b zx 8 5 c 2v 7 - b zx 8 5 c 75 http:// www.wej.cn e-mail:wej@yongerjia.com wej electronic co. r o hs wej electronic co.,ltd
|
