Document
1N5221A/B THRU 1N5281A/B
Features
· Standards zener voltage tolerance is ¡¾20%.Add suffix "A" for ¡¾10% tolerance and suffix "B" for ¡¾5% tolerance other tolerance, non standards and higher zener voltage upon request
0.5W SILICON PLANAR ZENER DIODES
DO-35(GLASS)
0.075(1.9) MAX. DIA.
1.083(27.5) MIN.
0.154(3.9) MAX.
Mechanical Data
· Case : DO-35 glass case · Polarity : Color band denotes cathode end · Weight : Approx. 0.13 gram
0.020(0.52) MAX. DIA. 1.083(27.5) MIN.
Dimensions in inches and (millimeters)
Absolute Maximum Ratings (Limiting Values)
(TA=25¡É )
Symbols Value
5001) 175 -65 to+200
Units
mW ¡É ¡É
Zener current see table "Characteristics" Power dissipation at TA=75¡É Junction Temperature Storage Temperature range 1) Valid provided that a distance of 8mm from case are kept at ambient temperature
Ptot TJ TSTG
Electrical Characteristics
(TA=25¡É )
Symbols Min. Typ. Max.
3001) 1.1
Units
¡É /W V
Thermal resistance junction to ambient Forward voltage at IF=200mA
R¥èJA
VF
1) Valid provided that a distance of 8mm from case are kept at ambient temperature
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1N5221A/B THRU 1N5249A/B SILICON PLANAR ZENER DIODES
Zener Voltage range1) Maximum zener impedance1) Maximum Reverse Leakage Current IR2) at VR
mA ¥ì A <100 <100 <75 <75 <50 <25 <15 <10 2.0 2.0 3.0 3.5 0.25 4.0 5.0 6.0 3 6.5 6.5 7.0 8.0 <2 <1 <0.5 <600 8.4 9.1 9.9 10 11 <0.1 12 13 14 14 1.0 V
Temp Coefficient of zener voltage
Type
1N5221A/B 1N5222A/B 1N5223A/B 1N5224A/B 1N5225A/B 1N5226A/B 1N5227A/B 1N5228A/B 1N5229A/B 1N5230A/B 1N5231A/B 1N5232A/B 1N5233A/B 1N5234A/B 1N5235A/B 1N5236A/B 1N5237A/B 1N5238A/B 1N5239A/B 1N5240A/B 1N5241A/B 1N5242A/B 1N5243A/B 1N5244A/B 1N5245A/B 1N5246A/B 1N5247A/B 1N5248A/B 1N5249A/B
VZNOM3)
V 2.4 2.5 2.7 2.8 3.0 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.0 6.2 6.8 7.5 8.2 8.7 9.1 10 11 12 13 14 15 16 17 18 19
IzT
mA ¥Ø
rZjt and rZjk at IZK
¥Ø <1200 <30 <1250 <1300 <1400 <29 <28 <24 <23 <22 <19 <17 <11 <7 <7 <5 <6 <8 <8 <10 <17 <22 <30 <1600 <1600 <1700 <1900 <2000 <1900 <1600 <1600 <1600 <1000 <750 <500 <500
TKVZ
%/K <-0.085 <-0.085 <-0.080 <-0.080 <-0.075 <-0.070 <-0.065 <-0.060 <+0.055 <+0.030 <+0.030 <+0.038 <+0.038 <+0.045 <+0.050 <+0.058 <+0.062 <+0.065 <+0.068 <+0.075 <+0.076 <+0.077 <+0.079 <+0.082 <+0.082 <+0.083 <+0.084 <+0.085 <+0.086
20
5
9.5 9.0 8.5 7.8 7.4 7.0 6.6
<13 <15 <16 <17 <19 <21 <23
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1N5250A/B THRU 1N5281A/B SILICON PLANAR ZENER DIODES
Zener Voltage range1) Maximum zener impedance1) Maximum Reverse Leakage Current IR2) at VR
mA ¥ì A V 15 17 18 <600 19 21 21 23 <700 <700 <800 <900 <1000 <1100 <1300 <1400 <1400 <1600 <1700 <2000 <2200 <2300 ----------------------<0.1 0.25 25 27 30 33 36 39 43 46 47 52 56 62 68 69 75 83 90 98 105 113 120 127 135 142 150
Temp Coefficient of zener voltage
Type
1N5250A/B 1N5251A/B 1N5252A/B 1N5253A/B 1N5254A/B 1N5255A/B 1N5256A/B 1N5257A/B 1N5258A/B 1N5259A/B 1N5260A/B 1N5261A/B 1N5262A/B 1N5263A/B 1N5264A/B 1N5265A/B 1N5266A/B 1N5267A/B 1N526.