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| UMZ6.8N Diodes Zener Diode UMZ6.8N Applications Constant voltage control (Anode common twin type) External dimensions (Unit : mm) Land size figure (Unit : mm) 1.3 2.00.2 0.30.1 Each lead has same dimension 1.250.1 2.10.1 Features 1) Small mold type (UMD3) 2) High reliability (2) 0.65 (3) 0.9MIN. 0.65 0.8MIN. 00.1 0.1Min (1) 0.65 0.7 0.1 0.90.1 UMD3 Construction Silicon epitaxial planar 1.3 0.1 Structure ROHM : UMD3 JEDEC : SOT-323 JEITA : SC-70 dot (year week factory) Taping specifications (Unit : mm) 4.00.1 2.00.05 1.550.1 0 1.750.1 0.30.1 3.50.05 8.00.2 1.80.1 1.80.1 4.00.1 2.00.05 1.10.1 5.50.2 2.40.1 1.150.1 Absolute maximum ratings (Ta=25C) Parameter Symbol Power dissipation (*1) P Junction temperature Tj Storage temperature Tstg Limits 200 150 -55 to +150 Unit mW (*1) Total of 2 elements Electrical characteristics (Ta=25C) Parameter Zener voltage Reverse current Operating resistance Symbol VZ IR ZZ Min. 6.47 - Typ. - Max. 7.14 0.50 40 Unit V A Conditions IZ=5mA VR=3.5V IZ=5mA Rev.A 1.6 0.150.05 1/2 UMZ6.8N Diodes Electrical characteristic curves (Ta=25C) Ta=150 Ta=125 100 Ta=75 1 Ta=25 Ta=-25 0.1 Ta=125 Ta=150 10 1 0.1 0.01 0.001 Ta=-25 Ta=75 100 f=1MHz 10 REVERSE CURRENT:IR (nA) ZENER CURRENT:Iz(mA) Ta=25 CAPACITANCE BETWEEN TERMINALS:Ct(pF) 4 10 0.0001 1 0 1 2 3 0 1 2 3 4 5 6 REVERSE VOLTAGEVR(V) VR-IR CHARACTERISTICS 0.01 6 6.5 7 7.5 ZENER VOLTAGE:Vz(V) Vz-Iz CHARACTERISTICS 8 0.00001 REVERSE VOLTAGE:VR(V) VR-Ct CHARACTERISTICS 7.2 Ta=25I IZ=5mA n=30pcs 0.2 0.18 20 REVERSE CURRENT:IR(nA) ZENER VOLTAGE:Vz() 7.1 CAPACITANCE BETWEENTERMINALS:Ct(pF) 0.16 0.14 0.12 0.1 0.08 0.06 0.04 0.02 0 AVE:0.0143nA Ta=25 VR=3.5V n=30pcs 19.5 19 18.5 18 17.5 17 16.5 16 15.5 15 Ct DISRESION MAP AVE:19.06pF Ta=25 f=1MHz VR=0V n=10pcs 7 6.9 6.8 AVE:6.954V 6.7 Vz DISRESION MAP IR DISRESION MAP 100 1000 TRANSIENT THAERMAL IMPEDANCE:Rth (/W) DYNAMIC IMPEDANCE:Zz() Mounted on epoxy board Rth(j-a) 100 Rth(j-c) IM=10mA IF=100mA 10 10 1ms time 300us 1 0.1 1 ZENER CURRENT(mA) Zz-Iz CHARACTERISTICS 10 1 0.001 0.01 0.1 1 10 100 TIME:t(s) Rth-t CHARACTERISTICS 1000 Rev.A 2/2 Appendix Notes No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product described in this document are for reference only. Upon actual use, therefore, please request that specifications to be separately delivered. Application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. Please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. Any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. ROHM CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by ROHM CO., LTD. is granted to any such buyer. Products listed in this document are no antiradiation design. The products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). Should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. About Export Control Order in Japan Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control Order in Japan. In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause) on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction. Appendix1-Rev1.1 |
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