Shindengen DF40SC4 Schottky rectifiers (sbd) (40v 40a) Datasheet

SHINDENGEN
Schottky Rectifiers (SBD)
DF40SC4
Dual
OUTLINE DIMENSIONS
Case : STO-220
Unit : mm
40V 40A
FEATURE
●
SMT
● Tj150℃
● PRRSM avalanche guaranteen
● High current capacity with Small Package
APPLICATION
●
Switching power supply
● DC/DC converter
● Home Appliances, Office Equipment
● Telecommunication
RATINGS
●Absolute Maximum Ratings (If not specified Tc=25℃)
Item
Symbol
Conditions
Storage Temperature
Tstg
Operating Junction Temperature
Tj
Maximum Reverse Voltage
VRM
Repetitive Peak Surge Reverse Voltage
VRRSM Pulse width 0.5ms, duty 1/40
Average Rectified Forward Current
IO
50Hz sine wave, R-load, Rating for each diode Io/2, Tc=106℃
IFSM
Peak Surge Forward Current
50Hz sine wave, Non-repetitive 1 cycle peak value, Tj=25℃
Repetitive Peak Surge Reverse Power
PRRSM Pulse width 10μs, Rating of per diode, Tj=25℃
Ratings
-55〜150
150
40
45
40
350
1000
Unit
℃
℃
V
V
A
A
W
●Electrical Characteristics (If not specified
Item
Symbol
Forward Voltage
VF
Reverse Current
IR
Junction Capacitance
Cj
Thermal Resistance
θjc
Ratings
Max.0.55
Max.14
Typ.860
Max.1.5
Unit
V
mA
pF
℃/W
Tc=25℃)
Conditions
I F=20A, Pulse measurement, Rating of per diode
V R=VRM , Pulse measurement, Rating of per diode
f=1MHz, V R=10V, Rating of per diode
junction to case
Copyright & Copy;2000 Shindengen Electric Mfg.Co.Ltd
DF40SC4
Forward Voltage
Forward Current IF [A]
100
10
Tc=150°C [MAX]
Tc=150°C [TYP]
Tc=25°C [MAX]
Tc=25°C [TYP]
Pulse measurement per diode
1
0
0.2
0.4
0.6
0.8
1
Forward Voltage VF [V]
1.2
1.4
Junction Capacitance Cj [pF]
0.1
100
1000
10
Junction Capacitance
Reverse Voltage VR [V]
1
DF40SC4
f=1MHz
Tc=25°C
TYP
per diode
DF40SC4
Reverse Current
10000
Tc=150°C [MAX]
1000
Reverse Current IR [mA]
Tc=150°C [TYP]
100
Tc=125°C [TYP]
Tc=100°C [TYP]
10
Tc=75°C [TYP]
1
Pulse measurement per diode
0.1
0
5
10
15
20
25
Reverse Voltage VR [V]
30
35
40
DF40SC4
Reverse Power Dissipation
80
Reverse Power Dissipation PR [W]
70
DC
D=0.05
0.1
60
0.2
50
0.3
40
0.5
30
20
SIN
0.8
10
0
0
10
20
30
40
50
Reverse Voltage VR [V]
Tj = 150°C
0
VR
tp
D=tp /T
T
DF40SC4
Forward Power Dissipation
40
Forward Power Dissipation PF [W]
35
DC
D=0.8
30
25
0.3
SIN
0.5
0.2
0.1
20
0.05
15
10
5
0
0
10
20
30
40
50
60
70
Average Rectified Forward Current IO [A]
Tj = 150°C
IO
0
tp
D=tp /T
T
DF40SC4
Derating Curve
Average Rectified Forward Current IO [A]
80
70
DC
60 D=0.8
50
0.5
SIN
40
0.3
30 0.2
0.1
20
0.05
10
0
0
20
40
60
80
100
120
140
160
Case Temperature Tc [°C]
VR = 20V
IO
0
0
VR
tp
D=tp /T
T
DF40SC4
Peak Surge Forward Capability
IFSM
500
10ms 10ms
1 cycle
non-repetitive,
sine wave,
Tj=25°C before
surge current is applied
Peak Surge Forward Current IFSM [A]
400
300
200
100
0
1
2
5
10
20
Number of Cycles [cycles]
50
100
SBD
Repetitive Surge Reverse Power Derating Curve
120
PRRSM Derating [%]
100
80
60
40
20
0
0
50
100
150
Junction Temperature Tj [°C]
IRP
IR
VR
VRP
0.5IRP
0
tp
PRRSM = IRP × VRP
SBD
Repetitive Surge Reverse Power Capability
PRRSM(t p) / PRRSM(t p=10µs) Ratio
10
1
0.1
1
10
100
Pulse Width t p [µs]
IRP
IR
VR
VRP
0.5IRP
0
tp
PRRSM = IRP × VRP
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