RB851Y Diodes Schottky barrier diode RB851Y zApplications High frequency detection zExternal dimensions (Unit : mm) zLand size figure (Unit : mm) 0.5 0.22±0.05 (3) 1.2±0.1 (4) 1.55 0.13±0.05 (1) zConstruction Silicon epitaxial planar 1.6±0.1 zFeatures 1) Ultra small mold type. (EMD4) 2) Low Ct and high detection efficiency. 0.45 1.6±0.1 1.0 0～0.1 (2) 0.5 EMD4 zStructure 0.5 1.0±0.1 0.5±0.05 ROHM : EMD4 JEITA : SC-75A Size dot (year week factory) zTaping specifications (Unit : mm) φ1.5±0.1 0 2.0±0.05 0.3±0.1 φ0.8±0.1 4.0±0.1 8.0±0.2 1.65±0.01 0～0.1 1.65±0.1 1PIN 1.65±0.1 5.5±0.2 3.5±0.05 1.75±0.1 4.0±0.1 0.65±0.1 zAbsolute maximum ratings (Ta=25°C) Param eter Sym bol Lim its Unit VR 3 30 mA Revers e voltage (repetitive peak) Revers e voltage (DC) IF Tj Junction tem perature Storage tem perature V 125 -40 to +125 Ts tg ℃ ℃ (*1) Rating of per diode zElectrical characteristics (Ta=25°C) Param eter Sym bol Min. Typ. Max. Unit Forward voltage VF - - 0.46 V Conditions IF =1m A Re vers e current IR - - 0.7 µA VR =1V Capacitance between term inal Ct - 0.8 - pF VR =0V , f=1MHz Rev.A 1/2 RB851Y Diodes zElectrical characteristic curves (Ta=25°C) 10 1 10000 Ta=-25℃ Ta=25℃ 0.01 Ta=75℃ 0.001 Ta=125℃ 1000 Ta=75℃ 100 Ta=25℃ Ta=-25℃ 10 0.0001 0.1 1 100 200 300 400 500 600 FORWARD VOLTAGE：VF(mV) VF-IF CHARACTERISTICS 700 0 410 1 2 3 4 REVERSE VOLTAGE：VR(V) VR-IR CHARACTERISTICS 0 5 REVERSE CURRENT:IR(uA) 400 390 380 370 1 2 3 4 REVERSE VOLTAGE:VR(V) VR-Ct CHARACTERISTICS 5 0.8 40 Ta=25℃ IF=1mA n=30pcs Ta=25℃ VR=1V n=30pcs 30 20 10 AVE:15.0uA CAPACITANCE BETWEEN TERMINALS:Ct(pF) 0 FORWARD VOLTAGE:VF(mV) CAPACITANCE BETWEEN TERMINALS:Ct(pF) 0.1 REVERSE CURRENT:IR(uA) FORWARD CURRENT:IF(mA) f=1MHz Ta=125℃ 1 Ta=25℃ f=1MHz VR=0V n=10pcs 0.75 0.7 AVE:0.764pF AVE:389.3mV 0.65 0 360 VF DISPERSION MAP IR DISPERSION MAP 1.4 Rth(j-a) Rth(j-c) 100 Mounted on epoxy board IM=1mA 1ms IF=10mA time 0.1 1 10 100 TIME:t(s) Rth-t CHARACTERISTICS 1.2 1 1000 AVE:1.13kV 0.8 0.6 0.4 AVE:0.53kV 0.2 0 300us 0.01 ELECTROSTATIC DDISCHARGE TEST ESD(KV) TRANSIENT THAERMAL IMPEDANCE:Rth (℃/W) 1000 10 0.001 Ct DISPERSION MAP C=200pF R=0Ω C=100pF R=1.5kΩ ESD DISPERSION MAP 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