RB851Y
Diodes
Schottky barrier diode
RB851Y
Applications High frequency detection Dimensions (Unit : mm) Land size figure (Unit : mm)
0.5
0.22±0.05 0.13±0.05 (3)
Features 1) Ultra small mold type. (EMD4) 2) Low Ct and high detection efficiency.
0.45
1.6±0.1 1.6±0.05
(4)
1.2±0.1
1.6±0.1 1.6±0.05
1.0
0~0.1
EMD4
(1)
(2) 0.5 0.5±0.05
Construction Silicon epitaxial planar
0.5 1.0±0.1
Structure
ROHM : EMD4 JEITA : SC-75A Size dot (year week factory)
Taping specifications (Unit : mm)
4.0±0.1 2.0±0.05 φ1.5±0.1 0 1.75±0.1 0.3±0.1
3.5±0.05
1.65±0.1
5.5±0.2
8.0±0.2
1.55
φ0.8±0.1 0~0.1 0.65±0.1
1.65±0.1 1.7±0.05
1PIN
4.0±0.1
Absolute maximum ratings (Ta=25°C)
Parameter Reverse voltage (DC) Forward current(DC)(*1) Junction temperature Storage temperature (*1)Rating of per diode Symbol VR IF Tj Tstg Limits 3 30 125 -40 to +125 Unit V mA ℃ ℃
Electrical characteristics (Ta=25°C)
Param eter Forward voltage Revers e current Capacitance between term inal S ym bol VF IR Ct Min. Typ. 0.8 Max. 0.46 0.7 Unit V µA pF IF =1m A VR =1V VR =0V , f=1MHz Conditions
Rev.B
1.65±0.01
1/2
RB851Y
Diodes
Electrical characteristic curves (Ta=25°C)
10 FORWARD CURRENT:IF(mA) 1 Ta=125℃ 10000 Ta=125℃ 1000 Ta=75℃ 100 CAPACITANCE BETWEEN TERMINALS:Ct(pF) 1 f=1MHz REVERSE CURRENT:IR(uA)
0.1 0.01
Ta=-25℃ Ta=25℃ Ta=75℃
Ta=25℃ Ta=-25℃
0.001 0.0001 0 100 200 300 400 500 600 FORWARD VOLTAGE:VF(mV) VF-IF CHARACTERISTICS 700
10
1 0 1 2 3 4 REVERSE VOLTAGE:VR(V) VR-IR CHARACTERISTICS 5
0.1 0 1 2 3 4 REVERSE VOLTAGE:VR(V) VR-Ct CHARACTERISTICS 5
410 FORWARD VOLTAGE:VF(mV) 400 390 380 370 AVE:389.3mV 360 VF DISPERSION MAP REVERSE CURRENT:IR(uA) Ta=25℃ IF=1mA n=30pcs
40 Ta=25℃ VR=1V n=30pcs
0.8 Ta=25℃ f=1MHz VR=0V n=10pcs
30
CAPACITANCE BETWEEN TERMINALS:Ct(pF)
0.75
20
0.7 AVE:0.764pF
10 AVE:15.0uA 0 IR DISPERSION MAP
0.65 Ct DISPERSION MAP
TRANSIENT THAERMAL IMPEDANCE:Rth (℃/W)
1000 ELECTROSTATIC DDISCHARGE TEST ESD(KV) Rth(j-a)
1.4 1.2 1 0.8 0.6 0.4 0.2 0
1000 C=200pF R=0Ω C=100pF R=1.5kΩ AVE:0.53kV AVE:1.13kV
Rth(j-c)
100 Mounted on epoxy board
IM=1mA IF=10mA
1ms
time
10 0.001
300us
0.01
1 100 TIME:t(s) 10 Rth-t CHARACTERISTICS
0.1
ESD DISPERSION MAP
Rev.B
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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