UMZ5.1N Diodes Zener diode UMZ5.1N zApplications Voltage regulation (common anode dual chips) zLand size figure zDimensions (Unit : mm) 1.3 0.65 0.3±0.1 0.9MIN. 各リードとも Each lead has same dimension0.15±0.05 同寸法 zFeatures 1) Small mold type. (UMD3) 2) High reliability 2.1±0.1 1.25±0.1 (3) 0.8MIN UMD3 (1) （0.65） zConstruction Silicon epitaxial planar 0.1Min 0～0.1 (2) 1.6 2.0±0.2 （0.65） zStructure 0.7±0.1 1.3±0.1 0.9±0.1 ROHM : UMD3 JEDEC : SOT-323 JEITA : SC-70 dot (year week factory) zTaping dimensions (Unit : mm) φ1.55±0.05 2.0±0.05 0.3±0.1 φ0.5±0.05 4.0±0.1 2.4±0.1 8.0±0.2 0～0.1 2.4±0.1 2.25±0.1 0 5.5±0.2 3.5±0.05 1.75±0.1 4.0±0.1 1.25±0.1 zAbsolute maximum ratings (Ta=25°C) Parameter Power dissipation (*1） Junction temperature Storage temperature Limits 200 150 -55 to +150 Symbol P Tj Tstg Unit mW ℃ ℃ (*1) Total of 2 elements zElectrical characteristic (Ta=25°C) Parameter Zener voltage Reverse current Symbol VZ Min. 4.84 Typ. - Max. 5.37 Unit V IR - - 2.0 µA Conditions IZ=5mA VR=1.5V 1/2 UMZ5.1N Diodes zElectrical characteristic curves 10 1000 10000 Ta=125℃ f=1MHz Ta=75℃ 0.1 Ta=125℃ Ta=150℃ 0.01 Ta=-25℃ Ta=25℃ 0.001 Ta=75℃ 10 1 0.1 0.01 Ta=25℃ 0.001 Ta=-25℃ 3 4 5 ZENER VOLTAGE:Vz(V) Vz-Iz CHARACTERISTICS 6 0.5 1 1.5 REVERSE VOLTAGE：VR(V) VR-IR CHARACTERISTICS 2 0 1 REVERSE CURRENT:IR(nA) 5.4 5.3 5.2 AVE:5.09V 5.1 0.8 0.7 0.6 0.5 0.4 0.3 AVE:0.072nA 0.2 0.1 5 1 2 3 4 REVERSE VOLTAGE:VR(V) VR-Ct CHARACTERISTICS 5 40 Ta=25℃ VR=1.0V n=30pcs 0.9 39 CAPACITANCE BETWEENTERMINALS:Ct(pF) Ta=25℃ IZ=5mA n=30pcs 10 1 0 5.5 100 0.0001 0.00001 2 ZENER VOLTAGE:Vz(Ｖ) 100 CAPACITANCE BETWEEN TERMINALS:Ct(pF) 1 REVERSE CURRENT:IR (nA) ZENER CURRENT:Iz(mA) 1000 VR=0V f=1MHz 38 37 36 35 34 33 32 AVE:33.5pF 31 0 30 Vz DISPERSION MAP IR DISPERSION MAP Ct DISPERSION MAP DYNAMIC IMPEDANCE:Zz(Ω) 10000 1000 100 10 1 0.1 1 ZENER CURRENT(mA) Zz-Iz CHARACTERISTICS 10 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