Data Sheet
Schottky barrier Diode
RB551V-30
Applications High frequency rectification Dimensions (Unit : mm)
1.25±0.1 0.1±0.1 0.05
Land size figure (Unit : mm)
0.9MIN.
Features 1) Small mold type. (UMD2) 2) Low VF. 3) High reliability.
0.8MIN .
1.7±0.1
2.5±0.2
UMD2
Construction Silicon epitaxial planar
0.3±0.05
0.7±0.2 0.1
Structure
ROHM : UMD2 JEDEC : S0D-323 JEITA : SC-90/A dot (year week factory)
Taping specifications (Unit : mm)
4.0±0.1 2.0±0.05 φ1.55±0.05
1.75±0.1
0.3±0.1
3.5±0.05
8.0±0.2
1.40±0.1
4.0±0.1
φ1.05 1.0±0.1
Absolute maximum ratings (Ta=25°C) Parameter Symbol VRM Reverse voltage (repetitive peak) VR Reverse voltage (DC) Average rectified forward current Io IFSM Forward current surge peak (60Hz 1cyc) ・ Junction temperature Tj Storage temperature Tstg
Limits 30 20 500 2 125 40 to 125
Unit V V mA A °C °C
Electrical characteristics (Ta=25°C) Parameter Symbol Forward voltage Reverse current VF 1 VF 2 IR
Min. -
Typ. -
Max. 0.36 0.47 100
Unit V V μA IF=100mA IF=500mA VR=20V
2.75
Conditions
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1/3
2.8±0.1
2011.05 - Rev.C
2.1
RB551V-30
Data Sheet
1000
Ta=125 ℃
100000 Ta=125℃
REVERSE CURRENT:IR(uA)
100
f=1MHz
FORWARD CURRENT:IF(mA)
10000 1000 100 10 1 0.1 Ta=75℃
CAPACITANCE BETWEEN TERMINALS:Ct(pF)
100
Ta=75 ℃ Ta=25℃
10
Ta=-25℃
Ta=25℃
10
1
Ta=-25℃
0.1 0 100 200 300 400 500 600
FORWARD VOLTAGE:VF(mV) VF-IF CHARACTERISTICS
0
10
20
30
1 0 10 20 30
REVERSE VOLTAGE:VR(V) VR-Ct CHARACTERISTICS
REVERSE VOLTAGE:VR(V) VR-IR CHARACTERISTICS
450
FORWARD VOLTAGE:VF(mV)
200
REVERSE CURRENT:IR(uA)
Ta=25℃ IF=500mA n=30pcs
80
Ta=25℃ VR=20V n=30pcs Ta=25℃ f=1MHz VR=0V n=10pcs
180 160 140 120 100 80 60 40 20 0
AVE:42.7uA
CAPACITANCE BETWEEN TERMINALS:Ct(pF)
440 430 420 410
AVE:420.4mV
70
60
50
AVE:59.5pF
400
40
VF DISPERSION MAP
IR DISPERSIPN MAP
Ct DISPERSION MAP
20
PEAK SURGE FORWARD CURRENT:IFSM(A)
100
PEAK SURGE FORWARD CURRENT:IFSM(A)
100
PEAK SURGE FORWARD CURRENT:IFSM(A)
Ifsm 15
1cyc 8.3ms
Ifsm 8.3ms 8.3ms 1cyc 10
Ifsm
t
10
10
5 AVE:8.60A 0
1 1
IFSM DISPERSION MAP
1 10
NUMBER OF CYCLES IFSM-CYCLE CHARACTERISTICS
100
0.1
1
10
100
TIME:t(ms) IFSM-t CHARACTERISTICS
1000
TRANSIENT THAERMAL IMPEDANCE:Rth (℃/W)
0.5 Rth(j-a) 0.4
D=1/2 DC
0.5 0.4
REVERSE POWER DISSIPATION:PR ( W)
100
Rth(j-c)
Mounted on epoxy board IM=1mA IF=10mA
FORWARD POWER DISSIPATION:Pf(W)
0.3 0.2 0.1 0
Sin(θ=180)
0.3 0.2
D=1/2 Sin( θ=180)
10
1ms time
0.1 0 0 0.2 0.4 0.6 0.8 1 0
DC
300us
1 0.001
0.1
10
1000
5
10
15
20
TIME:t(s) Rth-t CHARACTERISTICS
AVERAGE RECTIFIED FORWARD CURRENT Io(A) Io-Pf CHARACTERISTICS
REVERSE VOLTAGE:VR(V) VR-PR CHARACTERISTICS
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2/3
2011.05 - Rev.C
RB551V-30
Data Sheet
0A 0V
Io t T VR D=t/T VR=15V Tj=125 ℃
1 0.9
AVERAGE RECTIFIED FORWARD CURRENT:Io(A)
0A Io t T
1 0.9
AVERAGE RECTIFIED FORWARD CURRENT:Io(A)
DC
0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 0
DC
0V
VR D=t/T VR=15V Tj=125℃
0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1
Sin(θ =180) D=1/2
D=1/2
Sin(θ=180)
25
50
75
100
125
0 0 25 50 75 100 125
CASE TEMPARATURE:Tc(℃) Derating Curve゙(Io-Tc)
AMBIENT TEMPERATURE:Ta(℃) Derating Curve ゙(Io-Ta)
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3/3
2011.05 - Rev.C
Notice
Notes
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http://www.rohm.com/contact/
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R1120A
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