hz-ll series silicon epitaxial planar zener diode for hard knee low noise ade-208-119a(z) rev 1 features ? vz-iz characteristics are semilogarithmic linear from i z =1na to 1ma and have sharper breakdown knees in a low current region, and also lower v z temperature coefficients . ? low dynamic impedance and low noise in the low current region (approximately 1/10 lower than the current zeners). ordering information type no. mark package code hz-ll series type no. do-35 outline 1. cathode
2. anode 2
a cathode band type no. 1 2 body color is verdure
hz-ll series 2 absolute maximum ratings (ta = 25c) item symbol value unit power dissipation pd 250 mw junction temperature tj 175 c storage temperature tstg -55 to +175 c electrical characteristics (ta = 25c) v z (v) * 1 i r (na) z zt ( w w )z zk (k w w )* 2 d d v z1 (v) * 3 d d v z2 (v) * 3 type grade min max i z (ma ) max v r (v) max i zt (ma) typ i zk ( m m a) max max HZ2LL a 1.6 2.0 0.5 100 0.5 350 0.5 (1.2) 50 0.5 0.6 b 1.9 2.3 c 2.2 2.6 hz3ll a 2.5 2.9 0.5 100 1.0 360 0.5 (1.2) 50 0.5 0.6 b 2.8 3.2 c 3.1 3.5 hz4ll a 3.4 3.8 0.5 100 2.0 370 0.5 (1.5) 50 0.5 0.6 b 3.7 4.1 c 4.0 4.4 hz5ll a 4.3 4.7 0.5 100 3.0 380 0.5 (1.5) 50 0.5 0.6 b 4.6 5.0 c 4.9 5.3 note: 1. tested with dc. note: 2. reference only. note: 3. d v z1 = v z (i z = 0.5 ma) - v z1 (i z = 0.05 ma) d v z2 = v z1 (iz = 0.05 ma) - v z2 (i z = 0.001 ma) note: 4. type no. is as follows; hz2all, hz2bll, hz5cll.
hz-ll series 3 main characteristic zener voltage v (v) z zener current i (a) z
0 12 34 5 6 7 8 10 -4 10 -6 10 -5 10 -8 10 10 -7 -9 10 -3 10 -2 10 -10 hz3bll hz4bll hz5bll hz2bll 1 2 3 4 5 6 zener voltage v (v) 0.5 1.0 1.5 ?.02 ?.03 ?.04 z ?.01 ?.05 0 2.0 %/ c mv/ c 250 200 150 100 50 200 150 100 50 0 ambient temperature ta ( c) power dissipation p (mw) d 0 2.5 mm 3 mm printed circuit board
100 180 1.6t mm
quality: paper phenol 5mm fig.1 zener current vs.zener voltage fig.2 temperature coefficient vs.zener voltage fig.3 power dissipation vs.ambient temperature zener voltage
temperature coefficient (%/ c) z g zener voltage
temperature coefficient (mv/ c) z g
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