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RB461F
Diodes
Schottky barrier diode
RB461F
Applications Low current rectification External dimensions (Unit : mm) Land size figure (Unit : mm)
1.3
2.00.2 0.30.1
1.250.1
2.10.1
Features 1) Small mold type. (UMD3) 2) Low VF. 3) High reliability.
(2)
(3)
0.9MIN.
Each lead has same dimension
0.150.05
0.65
0.8MIN
00.1
UMD3
(1) 0.65 0.70.1 0.90.1
Construction Silicon epitaxial planar
0.65
0.1Min
1.30.1
Structure
ROHM : UMD3 JEDEC : SOT-323 JEITA : SC-70 dot (year week factory)
Taping specifications (Unit : mm)
4.00.1 2.00.05 1.550.05 0.30.1 1.750.1
3.50.05
8.00.2
2.40.1
5.50.2
2.250.1 0
4.00.1
0.50.05
00.1
2.40.1
1.250.1
Absolute maximum ratings (Ta=25C) Parameter Reverse voltage (repetitive peak) Reverse voltage (DC) Average rectified forward current*1 Forward current surge peak 60Hz1cyc*1 Junction temperature Storage temperature Electrical characteristics (Ta=25C) Parameter Forward voltage Reverse current Symbol VF IR Min. Typ. -
Symbol VRM VR Io IFSM Tj Tstg
Limits 25 20 0.7 3 125 -40 to +125
Unit V V A A
Max. 0.49 200
Unit V A
Conditions IF=700mA VR=20V
Rev.B
1.6
1/3
RB461F
Diodes
Electrical characteristic curves (Ta=25C)
1 Ta=125 100000 Ta=125 100 f=1MHz
FORWARD CURRENT:IF(mA)
REVERSE CURRENT:IR(nA)
Ta=75 0.1 Ta=-25 Ta=25 0.01
1000 100 10 1 0.1
Ta=75
CAPACITANCE BETWEEN TERMINALS:Ct(pF)
30
10000
Ta=25
10
Ta=-25
0.001 0 100 200 300 400 500 600 FORWARD VOLTAGEVF(mV) VF-IF CHARACTERISTICS
0
10
20
1 0 5 10 15 REVERSE VOLTAGE:VR(V) VR-Ct CHARACTERISTICS 20
REVERSE VOLTAGEVR(V) VR-IR CHARACTERISTICS
480
100
100 Ta=25 VR=20V n=30pcs 95 90 85 80 75 70 65 60 55 50 IR DISPERSION MAP Ct DISPERSION MAP AVE:79.4pF Ta=25 f=1MHz VR=0V n=10pcs
FORWARD VOLTAGE:VF(mV)
REVERSE CURRENT:IR(nA)
70 60 50 40 30 20 10 0 AVE:12.63uA
460 450 440 AVE:445.4mV 430
VF DISPERSION MAP
CAPACITANCE BETWEEN TERMINALS:Ct(pF) PEAK SURGE FORWARD CURRENT:IFSM(A)
470
Ta=25 IF=0.7A n=30pcs
90 80
20
30
10 Ta=25 IF=0.5A IR=1A Irr=0.25*IR n=10pcs Ifsm 8.3ms 8.3ms 1cyc 5
RESERVE RECOVERY TIME:trr(ns)
PEAK SURGE FORWARD CURRENT:IFSM(A)
Ifsm 15
1cyc 8.3ms
25 20 15 10 5 AVE:10.4ns 0
10
5 AVE:5.20A 0
0 1 10 NUMBER OF CYCLES IFSM-CYCLE CHARACTERISTICS 100
IFSM DISRESION MAP
trr DISPERSION MAP Time-Rth
10
1000
1 Rth(j-a) 0.8
Ifsm t
TRANSIENT THAERMAL IMPEDANCE:Rth (/W)
PEAK SURGE FORWARD CURRENT:IFSM(A)
100
FORWARD POWER DISSIPATION:Pf(W)
Rth(j-c)
Mounted on epoxy board IM=10mA IF=100mA
0.6 0.4 0.2 0
D=1/2 Sin(180)
DC
5
10
1ms time
300us
0 1 10 TIME:t(ms) IFSM-t CHARACTERISTICS 100
1 0.001
TIME:t(s) Rth-t CHARACTERISTICS
0.1
10
1000
0
0.5 1 AVERAGE RECTIFIED FORWARD CURRENTIo(A) Io-Pf CHARACTERISTICS
1.5
Rev.B
2/3
RB461F
Diodes
0.001 1.5 1.5 VR D=t/T VR=10V Tj=125
AVERAGE RECTIFIED FORWARD CURRENT:Io(A)
0.0008
AVERAGE RECTIFIED FORWARD CURRENT:Io(A)
0A 0V 1 D=1/2 DC
Io DC 1 D=1/2 t T
0A 0V
Io t T VR D=t/T VR=10V Tj=125
REVERSE POWER DISSIPATION:PR (W)
0.0006 0.0004 DC 0.0002 0 0 10 20 30 REVERSE VOLTAGE:VR(V) VR-PR CHARACTERISTICS Sin(180) D=1/2
0.5 Sin(180) 0 0 25 50 75 100 125 AMBIENT TEMPERATURE:Ta() Derating Curve(Io-Ta)
0.5
Sin(180)
0 0 25 50 75 100 125
CASE TEMPARATURE:Tc() Derating Curve(Io-Tc)
Rev.B
3/3
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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