• 1N3821AUR-1 thru 1N3828AUR-1 AVAILABLE IN |
JAN, JANTX AND JANTXV |
1N3821AUR-1 |
PER MIL-PRF-19500/115 |
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thru |
• LEADLESS PACKAGE FOR SURFACE MOUNT |
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1N3828AUR-1 |
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and |
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• DOUBLE PLUG CONSTRUCTION |
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CDLL3821 thru CDLL 3828A |
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• METALLURGICALLY BONDED |
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MAXIMUM RATINGS
Operating Temperature: -65°C to +175°C |
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Storage Temperature: -65°C to +175°C |
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DC Power Dissipation: 1 watt @ +T |
EC |
= 125°C |
Power Derating: 20 mW / °C above |
T |
EC = 125°C |
Forward Voltage @ 200mA = 1.2 volts maximum
ELECTRICAL CHARACTERISTICS @ 25°C |
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MILLIMETERS |
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INCHES |
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CDI |
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NOMINAL |
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ZENER |
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MAX. DC |
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DIM |
MIN MAX |
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MAX |
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TYPE |
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ZENER |
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TEST |
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MAXIMUM |
ZENER IMPEDANCE |
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ZENER |
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MAX. REVERSE |
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D |
2.39 |
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2.66 |
.094 |
.105 |
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NUMBER |
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VOLTAGE |
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CURRENT |
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CURRENT |
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LEAKAGE CURRENT |
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F |
0.41 |
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0.55 |
.016 |
.022 |
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V |
Z |
@ 1 |
ZT |
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1 |
ZT |
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Z |
ZT |
@ 1 |
ZT |
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Z |
ZK |
@ 1 |
ZK=1mA |
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1 |
ZM |
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l @ V |
R |
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G |
4.80 |
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5.20 |
.189 |
.205 |
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R |
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(NOTE 1) |
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(NOTE 3) |
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(NOTE 2) |
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G1 |
4.11 REF. |
.159 REF. |
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S |
0.03 MIN. |
.001 MIN. |
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VOLTS |
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mA |
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OHMS |
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OHMS |
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mA |
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A |
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VOLTS |
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CDLL3821 |
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3.3 |
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76 |
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10 |
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400 |
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276 |
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100 |
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1 |
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FIGURE 1 |
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CDLL3821A |
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3.3 |
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76 |
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10 |
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400 |
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276 |
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100 |
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1 |
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CDLL3822 |
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3.6 |
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69 |
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10 |
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400 |
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252 |
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75 |
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1 |
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CDLL3822A |
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3.6 |
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69 |
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10 |
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400 |
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252 |
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75 |
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1 |
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DESIGN |
DATA |
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CDLL3823 |
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3.9 |
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64 |
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9 |
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400 |
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238 |
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25 |
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1 |
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CDLL3823A |
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3.9 |
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64 |
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9 |
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400 |
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238 |
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25 |
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CASE: |
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DO-213AB |
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, Hermetically sealed |
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CDLL3824 |
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4.3 |
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58 |
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9 |
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400 |
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213 |
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5 |
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1 |
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CDLL3824A |
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4.3 |
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58 |
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9 |
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400 |
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213 |
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5 |
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1 |
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glass case. (MELF, LL41) |
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CDLL3825 |
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4.7 |
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53 |
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8 |
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500 |
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194 |
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5 |
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1 |
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CDLL3825A |
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4.7 |
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53 |
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8 |
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500 |
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194 |
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5 |
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1 |
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LEAD FINISH: |
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Tin / Lead |
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CDLL3826 |
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5.1 |
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49 |
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7 |
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550 |
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178 |
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3 |
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1 |
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CDLL3826A |
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5.1 |
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49 |
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7 |
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550 |
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178 |
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3 |
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THERMAL RESISTANCE: ( |
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R |
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JEC ): 50 |
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CDLL3827 |
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5.6 |
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45 |
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5 |
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600 |
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162 |
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3 |
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˚C/W maximum at L = 0 inch |
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CDLL3827A |
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5.6 |
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45 |
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600 |
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162 |
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CDLL3828 |
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6.2 |
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41 |
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2 |
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700 |
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146 |
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THERMAL IMPEDANCE: ( |
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ZO |
JX ): 15 |
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CDLL3828A |
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6.2 |
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41 |
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2 |
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700 |
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146 |
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˚C/W maximum |
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POLARITY: |
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Diode to be operated with the |
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banded (cathode) end positive. |
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NOTE |
1 |
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MOUNTING |
POSITION: |
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Any. |
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No suffix = + 10% tolerance on nominal Zener voltage, suffix “A” signifies5%,+ "C" suffix |
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signifies +2% and "D" suffix signifies +1%. |
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MOUNTING |
SURFACE SELECTION: |
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NOTE |
2 |
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Zener impedance is derived by superimposing on 1 ZT |
A 60Hz rms a.c. current equal to |
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The Axial Coefficient of Expansion (COE) |
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10% of 1 |
ZT. |
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Of this Device is Approximately |
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NOTE 3 |
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Zener voltage is measured with the device junction in thermal equilibrium at an ambient |
+6PPM/°C. The COE of the Mounting |
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temperature of 25°C + |
3°C. |
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Surface System Should Be Selected To |
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Provide A Suitable Match With This |
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Device. |
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22 COREY |
STREET, MELROSE, MASSACHUSETTS |
02176 |
PHONE (781) |
665-1071 |
FAX (781) 665-7379 |
WEBSITE: http://www.cdi-diodes.com |
E-mail: mail@cdi-diodes.com |