46 Farrand Street, Bloomfield, NJ 07003 •800.631.2075
In NJ: 973.429.8700 •Fax: 973.429.8683 •www.solidstateinc.com
SOLID STATE
INC.
• Standard polarity is anode-to-case
• Reverse polarity with cathode-to-case by designation R suffix in part number, e.g. 1N3305RB, etc.
DO5
1N3305 – 1N3350
1N4549 – 1N4556
ZENER DIODES
Units are available with anode-
to-case and cathode-to-case
connections (standard and
reverse polarity). For reverse
polarity add suffix “R” to type
number.
MAXIMUM RATINGS:
Junction and Storage
Temperature: -65°C to +175°C
DC Power Dissipation: 50 Watts
(Derate 0.5W/°C above 75°C)
TOLERANCE DESIGNATION:
Standard voltage tolerances are
+/-5% with B suffix, +/-10%
with an A suffix and +/-20%
with no suffix.
50 WATTS
ZENER
DIODES
SOLID STATE
INC.
Your TOTAL solutions source!
Your TOTAL solutions source!
*VR1 – Test Voltage for 5%
Tolerance Device
VR2 – Test Voltage for 10%
Tolerance Device
No Leakage Specified as 20%
Tolerance Device
• Standard voltage tolerance are
+/-5% with B suffix, +/-10%
with an A suffix, and +/-20%
with no suffix
• Standard polarity is
anode-to-case
• Reverse polarity with
cathode-to-case by
designating R suffix in part
number, e.g. 1N3305RB, etc
ELECTRICAL CHARACTERISTICS (TC= 30°C unless otherwise specified, VF= 1.5 V max @ 10 A on all types)
1N3305 – 1N3350
1N4549 – 1N4556
50 WATTS
ZENER
DIODES
Type Nominal Test Max Zener Impedance Max DC Reverse Leakage Current Typical
Number Zener Current Zener Zener
Voltage (IZT)Z
ZT @ IZT ZZK @ IZT 75°C Case Voltage
VZ @ IZT mA Ohms = 5mA Temp IRMax VR1 VR2 Temperature
Volts Ohms (IZM)mA Coeff. %/°C
1N4549 3.9 3200 0.16 400 11900 150 0.5 0.5 -.025
1N4550 4.3 2900 0.16 500 10650 150 0.5 0.5 -.025
1N4551 4.7 2650 0.12 600 9700 100 1.0 1.0 .010
1N4552 5.1 2450 0.12 650 8900 20 1.0 1.0 .015
1N4553 5.6 2250 0.12 900 8100 20 1.0 1.0 .030
1N4554 6.2 2000 0.14 1000 7300 20 2.0 2.0 .040
1N3305 6.8 1850 0.2 70 6600 150 4.5 4.3 .040
1N4555 6.8 1850 0.16 200 6650 10 2.0 2.0 .045
1N3306 7.5 1700 0.3 70 5900 75 5.0 4.7 .045
1N4556 7.5 1650 0.24 100 6050 10 3.0 3.0 .053
1N3307 8.2 1500 0.4 70 5200 50 5.4 5.2 .048
1N3308 9.1 1370 0.5 70 4800 25 6.1 5.7 .051
1N3309 10 1200 0.6 80 4300 10 6.7 6.3 .055
1N3310 11 1100 0.8 80 3900 5 8.4 8.0 .060
1N3311 12 1000 1.0 80 3600 5 9.1 8.6 .065
1N3312 13 960 1.1 80 3300 5 9.9 9.4 .065
1N3313 14 890 1.2 80 3000 5 10.6 10.1 .070
1N3314 15 830 1.4 80 2800 5 11.4 10.8 .070
1N3315 16 780 1.6 80 2650 5 12.2 11.5 .070
1N3316 17 740 1.8 80 2500 5 13.0 12.2 .075
1N3317 18 700 2.0 80 2300 5 13.7 13.0 .075
1N3318 19 660 2.2 80 2200 5 14.4 13.7 .075
1N3319 20 630 2.4 80 2100 5 15.2 14.4 .075
1N3320 22 570 2.5 80 1900 5 16.7 15.8 .080
1N3321 24 520 2.6 80 1750 5 18.2 17.3 .080
1N3322 25 500 2.7 90 1550 5 19.0 18.0 .080
1N3323 27 460 2.8 90 1500 5 20.6 19.4 .085
1N3324 30 420 3.0 90 1400 5 22.8 21.6 .085
1N3325 33 380 3.2 90 1300 5 25.1 23.8 .085
1N3326 36 350 3.5 90 1150 5 27.4 25.9 .085
1N3327 39 320 4.0 90 1050 5 29.7 28.1 .090
1N3328 43 290 4.5 90 975 5 32.7 31.0 .090
1N3329 45 280 4.5 100 930 5 34.2 32.4 .090
1N3330 47 270 5.0 100 880 5 35.8 33.8 .090
1N3331 50 250 5.0 100 830 5 38.0 36.0 .090
1N3332 51 245 5.2 100 810 5 38.8 36.7 .090
1N3333 52 240 5.5 100 790 5 39.5 37.4 .090
1N3334 56 220 6 110 740 5 42.6 40.3 .090
1N3335 62 200 7 120 660 5 47.1 44.6 .090
1N3336 68 180 8 140 600 5 51.7 49.0 .090
1N3337 75 170 9 150 540 5 56.0 54.0 .090
1N3338 82 150 11 160 490 5 62.2 59.0 .090
1N3339 91 140 15 180 420 5 69.2 65.5 .090
1N3340 100 120 20 200 400 5 76.0 72.0 .090
1N3341 105 120 25 210 380 5 79.8 75.6 .095
1N3342 110 110 30 220 365 5 83.6 79.2 .095
1N3343 120 100 40 240 335 5 91.2 86.4 .095
1N3344 130 95 50 275 310 5 98.8 93.6 .095
1N3345 140 90 60 325 290 5 106.4 100.8 .095
1N3346 150 85 75 400 270 5 114.0 108.0 .095
1N3347 160 80 80 450 250 5 121.6 115.2 .095
1N3348 175 70 85 500 230 5 133.0 126.0 .095
1N3349 180 68 90 525 220 5 136.8 129.6 .095
1N3350 200 65 100 600 200 5 152.0 144.0 .100
1N3305 – 1N3350
1N4549 – 1N4556
SOLID STATE
INC.
Your TOTAL solutions source!
46 Farrand Street, Bloomfield, NJ 07003 •800.631.2075
In NJ: 973.429.8700 •Fax: 973.429.8683 •www.solidstateinc.com
SOLID STATE
INC.
Your TOTAL solutions source!
