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Surface Mount Zener Diodes
COMCHIP
www.comchiptech.com
CZRB3110 -CZRB3350
Voltage:110-350 Volts Power: 3.0 Watts
Features
Low profile package Built-in strain relief 5 & 10% Voltage Tolerances available Excellent clamping capability Wide voltage range Meets UL specification 94V-0
SMB/DO-214AA
0.083(2.11) 0.075(1.91) 0.185(4.70) 0.160(4.06)
0.155(3.94) 0.130(3.30)
Mechanical Data
Case: JEDEC DO-214AA molded plastic Terminals: Solder plated, solderable MILSTD-750, method 2026 Weight: 0.003 ounce, 0.093 gram Polarity: Color band denotes cathode end Mounting position: Any Approx. Weight:0.093 gram
0.096(2.44) 0.083(2.13) 0.050(1.27) 0.030(0.76)
0.012(0.31) 0.006(0.15)
0.220(5.59) 0.200(5.08)
0.008(0.20) 0.203(0.10)
Dimensions in inches and (millimeter)
Maximum Ratings and Electrical Characterics
Maximum R atings
DC Power Dissipation with TL = 75C ...PD Lead Length = .375 Inches Derate Above 50C Operating & Storage Temperature Range...TJ , T S T R G
CZRB3110 to CZRB3350
3 6.67 -65 to 100
U n i ts
W att m W/C C
MDS0304003A
Page 1
Surface Mount Zener Diodes
COMCHIP
www.comchip.com.tw
Rating and Characteristic Curevs (CZRB3110 Thru CZRB3350)
ELECTRICAL CHARACTERISTICS
(TA=25C unless otherwise noted)
Device
Nominal Zener Voltage VZ
(Volts)
Test Current IZT
(mA)
Maximum Zener Impedance ZZT @ IZT
(Ohms)
Max. Reverse Leakage Current IR @
(uA)
ZZK @ IZK
(Ohms)
IZK
(mA)
VR
(Volts)
Maximum Forward Voltage @ IF = 0.2A
(Volts)
CZRB3110 CZRB3115 CZRB3120 CZRB3130 CZRB3140 CZRB3150 CZRB3160 CZRB3170 CZRB3180 CZRB3190 CZRB3200 CZRB3210 CZRB3220 CZRB3230 CZRB3240 CZRB3250 CZRB3260 CZRB3270 CZRB3280 CZRB3290 CZRB3300 CZRB3310 CZRB3320 CZRB3330 CZRB3340 CZRB3350
110 115 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350
5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5
750 750 850 1000 1200 1300 1500 2200 2200 2500 2500 5000 5000 5000 5000 5000 5000 5000 5000 5000 5000 5000 5000 5000 5000 5000
5000 5000 5000 5000 5000 5000 5000 5000 5000 5000 8000 9000 9000 9000 9000 9000 9000 9000 9000 9000 9000 9500 9500 9500 9500 9500
0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25
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 0.5 0.5 0.5 0.5
80 85 90 95 105 110 120 130 140 150 165 165 170 175 180 190 195 200 210 215 220 225 233 240 250 260
1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2
Note: 1. For 10% Tolerance on Zener Voltage, Specify No Suffix. 2. TA = 25C unless otherwise specified. Measurements m ade at Thermal Equilibrium.
MDS0304003A
Page 2
Surface Mount Zener Diodes
COMCHIP
www.comchip.com.tw
Rating and Characteristic Curevs (CZRB3110 Thru CZRB3350)
FIG. 2 - ZENER VOLTAGE VERSUS ZENER CURRENT FIG. 1 - MAXIMUM CONTINUOUS POWER DISSIPARION 10
REVERSE POWER DISSIPATION, WATTS IZ, ZENER CURRENT (mA)
3
5 2 1 0.5 0.2 0.1 100 150 200 250 300 350 400
SINGLE PHASE HALF WAVF 60HZ RESISTIVE OR INDUCTIVE LOAD 0.375"(9.5mm) LEAD LENGTHS
0 25 50 75 100 125 150 175
VZ, ZENER VOLTAGE (VOLTS)
LEAD TEMPERATURE,
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARCTERISTICS
INSTANTANEOUS FORWARD CURRENT, AMPERES
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 10
INSTANTANEOUS REVERSE CURRENT,MICROAMPERES
10
4 1.0 .4 0.1 .04 .01 0 20 40 60 80 100 120 140
TJ=25
1.0
0.1
TJ=25 PULSE WIDTH=300us 1% DUTY CYCLE
PERCENT OF RATED ZENER VOLTAGE
.01 .4 .6 .8 1.0 1.2 1.4 1.6
TEMPERATURE COEFFICIENT (mV/ ) IZT
FIG. 5 - TYPICAL TEMPERATURE COEFFICIENTS
1000 500 200 100 50 20 10 10 20 50 100 200 400 1000
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
VZ
VZ ZENER VOLTAGE
IZT(VOLTS)
MDS0304003A
Page 3

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