Data Sheet
Schottky barrier diode
RB751CS-40
Applications Low current rectification Dimensions (Unit : mm) Land size figure (Unit : mm)
0. 55
0.6±0.05
Features 1) Ultra Small mold type(VMN2) 2) Low VF 3) High reliability
0. 45
0.16±0.05
0.9±0.05
1.0±0.05
VM D2
Structure Silicon epitaxial planer
Structure
0.156 0.35±0.1 0.37±0.03
ROHM : VMN2 dot (year week factory)+day
Taping dimensions (Unit : mm)
4±0. 1 2±0. 05 φ1. 55 0. 2±0. 05
1. 75±0. 1
3. 5±0. 05
0. 45
1. 1±0. 05
φ0. 5 0. 7±0. 05 2±0. 05 4. 0±0. 1 0. 52
Absolute maximum ratings (Ta=25°C) Parameter Symbol Reverse voltage (repetitive peak) Reverse voltage (DC) Average rectified forward current Forward current surge peak(60Hz/1cyc) Junction temperature Storage temperature VRM VR Io IFSM Tj Tstg
Limits 40 30 30 200 125 40 to 125
Unit V V mA mA °C °C
Electrical characteristic (Ta=25°C) Parameter Forward voltage Reverse current Capacitance between terminals
Symbol VF IR Ct
Min. -
Typ.
Max. 0.37 0.5
Unit V μA pF
Conditions IF=1mA VR=30V VR=1V , f=1MHz
2
-
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1/3
2011.05 - Rev.A
8. 0±0. 2
0. 5
RB751CS-40
Electrical characteristic curves
100 100000
Data Sheet
Ta=125 C
10 f=1MHz
FORWARD CURRENT:I F(mA)
Ta=75 C
Ta=125 C 1 Ta=25 C Ta=-25 C
1000 Ta=25 C 100 Ta=-25 C
CAPACITANCE BETWEEN TERMINALS:Ct(pF)
10
Ta=75 C
0REVERSE CURRENT:IR(nA)
10000
1
0.1
0.01
10
0.001 0 100 200 300 400 500 600 700 800 FORWARD VOLTAGE:VF(mV) VF-IF CHARACTERISTICS
1 0 5 10 15 20 25 30 35 40 REVERSE VOLTAGE:VR(V) VR-IR CHARACTERISTICS
0.1 0 5 10 15 20 25 30 REVERSE VOLTAGE:VR(V) VR-Ct CHARACTERISTICS
330
1000 Ta=25 C IF=1mA n=30pcs 900 Ta=25 C VR=30V n=30pcs
10 9 Ta=25 C f=1MHz VR=0V n=10pcs
FORWARD VOLTAGE:V F(mV)
REVERSE CURRENT:IR(nA)
700 600 500 400 300 200 100 0 AVE:111.0nA
CAPACITANCE BETWEEN TERMINALS:Ct(pF)
320
800
8 7 6 5 4 3 2 1 0 AVE:1.81pF
310
300
290 AVE:304.2mV 280
VF DISPERSION MAP
IR DISPERSION MAP
Ct DISPERSION MAP
20
30
10 Ta=25 C IF=0.5A IR=1A Irr=0.25*IR n=10pcs Ifsm 8.3ms 6 8.3ms
PEAK SURGE FORWARD CURRENT:I FSM(A)
15 8.3ms 10 AVE:3.40A 5
20 15 10 AVE:11.7ns 5 0
PEAK SURGE FORWARD CURRENT:I FSM(A)
Ifsm
1cyc
REVERSE RECOVERY TIME:trr(ns)
25
8
1cyc
4
2
0
0 1 trr DISPERSION MAP 10 NUMBER OF CYCLES IFSM-CYCLE CHARACTERISTICS 100
IFSM DISRESION MAP
10
1000
0.05 Rth(j-a) 0.04
8
Ifsm t
TRANSIENT THAERMAL IMPEDANCE:Rth ( C/W)
PEAK SURGE FORWARD CURRENT:I FSM(A)
6
Rth(j-c) 100 Mounted on epoxy board IM=10mA
1ms time
FORWARD POWER DISSIPATION:Pf(W)
0.03 Sin(=180) 0.02
D=1/2
4
IF=100mA
DC
2
0.01
300us
0 1 10 TIME:t(ms) IFSM-t CHARACTERISTICS 100
10 0.001
0 0.01 0.1 1 10 TIME:t(ms) Rth-t CHARACTERISTICS 100 1000 0 0.01 0.02 0.03 0.04 0.05 AVERAGE RECTIFIED FORWARD CURRENT : Io(A) Io-Pf CHARACTERISTICS
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2/3
2011.05 - Rev.A
RB751CS-40
Data Sheet
0.003
0.1 0A Io
0.1 0A Io t T VR D=t/T VR=20V Tj=125 C 0V t T DC
AVERAGE RECTIFIDE FORWARD CURRENT:Io(A)
REVERSE POWER DISSIPATION:PR (W)
0.002
0.06
D=t/T VR=20V Tj=125 C
AVERAGE RECTIFIED FORWARD CURRENT:Io(A)
0.08
VR
0.08
0V
0.06
DC D=1/2
D=1/2 0.001 DC Sin(=180)
0.04
D=1/2
0.04
0.02 Sin(=180)
0.02 Sin(=180)
0 0 10 20 30 40 REVERSE VOLTAGE:VR(V) VR-PR CHARACTERISTICS
0 0 25 50 75 100 125 AMBIENT TEMPERATURE : Ta( C) Derating Curve"(Io-Ta)
0 0 25 50 75 100 CASE TEMPARATURE:Tc( C) Derating Curve"(Io-Tc) 125
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2011.05 - Rev.A
Notice
Notes
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