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STPS10120C
Power Schottky rectifier
Table 1. Main product characteristics
IF(AV) VRRM Tj(max) VF(typ) 2x5A 120 V 175 C 0.64 V
A1 K A2
Feature and benefits

K
High junction temperature capability Good trade-off between leakage current and forward voltage drop Low leakage current Avalanche capability specified Insulated package - TO-220FPAB Insulating voltage = 2000 V Typical package capacitance 12 pF
A1 K A2 A1 A2 K
TO-220AB STPS10120CT
TO-220FPAB STPS10120CFP
Table 2.
Order code
Marking STPS10120CT STPS10120CFP
Description
Dual center tap Schottky rectifier suited for high frequency switch mode power supplies. Table 3.
Symbol VRRM IF(RMS) Repetitive peak reverse voltage RMS forward current TO-220AB IF(AV) Average forward current, = 0.5 TO-220FPAB
Part number STPS10120CT STPS10120CFP
Absolute ratings (limiting values, per diode)
Parameter Value 120 30 Tc = 160 C Tc = 150 C Tc = 150 C Tc = 135 C Per diode Per device Per diode Per device 5 10 5 10 120 3000 -65 to + 175 175 10000 A W C C V/s A Unit V A
IFSM PARM Tstg Tj dV/dt
1.
dPtot --------------dTj
Surge non repetitive forward current Repetitive peak avalanche power Storage temperature range Maximum operating junction temperature(1) Critical rate of rise of reverse voltage
tp = 10 ms Sinusoidal tp = 1 s Tj = 25 C
1 < -------------------------- condition to avoid thermal runaway for a diode on its own heatsink Rth ( j - a )
July 2007
Rev 1
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www.st.com 8
Characteristics
STPS10120C
1
Characteristics
Table 4.
Symbol
Thermal parameters
Parameter TO-220AB Per diode Total Per diode Total Total TO-220FPAB 3.7 Value 3.8 2.3 6.6 5.2 0.7 C/W Unit
Rth(j-c)
Junction to case TO-220FPAB TO-220AB
Rth(c)
Coupling
When the diodes 1 and 2 are used simultaneously : Tj(diode 1) = P(diode 1) x Rth(j-c)(per diode) + P(diode 2) x Rth(c) Table 5.
Symbol IR(1)
Static electrical characteristics (per diode)
Test conditions Reverse leakage current Tj = 25 C Tj = 125 C Tj = 25 C VR = VRRM Min. Typ. Max. 6 1 3 0.85 IF = 5 A 0.64 0.7 V 0.96 IF = 10 A 0.73 0.8 Unit A mA
VF(2)
Forward voltage drop
Tj = 125 C Tj = 25 C Tj = 125 C
1. Pulse test : tp = 5 ms, < 2% 2. Pulse test : tp = 380 s, < 2%
To evaluate the maximum conduction losses use the following equation : P = 0.60 x IF(AV) + 0.02 IF2(RMS)
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STPS10120C
Characteristics
Figure 1.
Average forward power dissipation Figure 2. versus average forward current (per diode)
6
Average forward current versus ambient temperature ( = 0.5, per diode)
4.5 4.0 3.5
PF(AV)(W)
= 0.05 = 0.1 = 0.2 = 0.5
IF(AV)(A)
Rth(j-a)=Rth(j-c)
6 5
=1
3.0 2.5 2.0 1.5 1.0 0.5 0.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
5 4 4 3 3 2
Rth(j-a)=30 C/W TO-220AB TO-220FPAB
T
2 1
T
IF(AV)(A)
=tp/T
4.5 5.0
tp
5.5 6.0
1 0 0
=tp/T
25
tp
50
Tamb(C)
75 100 125 150 175
Figure 3.
Normalized avalanche power derating versus pulse duration
Figure 4.
Normalized avalanche power derating versus junction temperature
PARM(tp) PARM(1s)
1 1.2 1 0.1 0.8 0.6 0.4 0.2 0.001 0.01 0.1 1
PARM(tp) PARM(25C)
0.01
tp(s)
10 100 1000
Tj(C)
0 25 50 75 100 125 150
Figure 5.
Non repetitive surge peak forward current versus overload duration (maximum values, per diode) (TO-220AB)
Figure 6.
Non repetitive surge peak forward current versus overload duration (maximum values, per diode) (TO-220FPAB)
90 80 70
IM(A)
70 60 50
IM(A)
60 50 40 30
20
Tc=25C
Tc=25C
40
Tc=75C
Tc=75C
30
Tc=125C
IM
20 10
IM t
Tc=125C
10
=0.5
t(s)
0
t
=0.5
t(s)
1.E-02 1.E-01 1.E+00
0 1.E-03
1.E-02
1.E-01
1.E+00
1.E-03
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Characteristics
STPS10120C
Figure 7.
Relative variation of thermal Figure 8. impedance junction to case versus pulse duration (TO-220AB)
1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2
Single pulse
Relative variation of thermal impedance junction to case versus pulse duration (TO-220FPAB)
1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2
Zth(j-c)/Rth(j-c)
Zth(j-c)/Rth(j-c)
Single pulse
0.1 0.0 1.E-03 1.E-02
tp(s)
1.E-01 1.E+00
0.1 0.0 1.E-03 1.E-02
tp(s)
1.E-01 1.E+00 1.E+01
Figure 9.
Reverse leakage current versus reverse voltage applied (typical values, per diode)
Figure 10. Junction capacitance versus reverse voltage applied (typical values, per diode)
1000
1.E+03
IR(A)
Tj=125C
C(pF)
F=1MHz VOSC=30mVRMS Tj=25C
1.E+02
Tj=100C
1.E+01
Tj=75C
100
1.E+00
Tj=50C
Tj=25C
1.E-01
VR(V)
1.E-02 0 10 20 30 40 50 60 70 80 90 100 110 120
10 1 10
VR(V)
100 1000
Figure 11. Forward voltage drop versus forward current (per diode)
200 180 160 140 120 100 80 60 40 20 0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6
Tj=125C (typical values) Tj=25C (maximum values) Tj=125C (maximum values)
IFM(A)
VFM(V)
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STPS10120C
Package information
2
Package information

Epoxy meets UL94, V0 Cooling method: by conduction (C) Recommended torque value: 0.4 to 0.6 Nm TO-220AB dimensions
Dimensions Ref. Millimeters Min. A C
H2 Dia L5 C L7 L6 L2 F2 F1 L9 L4 F G1 G M E D A
Table 6.
Inches Min. 0.173 0.048 0.094 0.019 0.024 0.044 0.044 0.194 0.094 0.393 Max. 0.181 0.051 0.107 0.027 0.034 0.066 0.066 0.202 0.106 0.409
Max. 4.60 1.32 2.72 0.70 0.88 1.70 1.70 5.15 2.70 10.40
4.40 1.23 2.40 0.49 0.61 1.14 1.14 4.95 2.40 10
D E F F1 F2 G G1 H2 L2 L4 L5 L6 L7 L9 M Diam.
16.4 typ. 13 2.65 15.25 6.20 3.50 14 2.95 15.75 6.60 3.93
0.645 typ. 0.511 0.104 0.600 0.244 0.137 0.551 0.116 0.620 0.259 0.154
2.6 typ. 3.75 3.85
0.102 typ. 0.147 0.151
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Package information Table 7. TO-220FPAB dimensions
STPS10120C
Dimensions Ref. Millimeters Min. A
A H B
Inches Min. 0.173 0.098 0.098 0.018 0.030 0.045 0.045 0.195 0.094 0.393 Max. 0.181 0.106 0.108 0.027 0.039 0.067 0.067 0.205 0.106 0.409
Max. 4.6 2.7 2.75 0.70 1 1.70 1.70 5.20 2.7 10.4
4.4 2.5 2.5 0.45 0.75 1.15 1.15 4.95 2.4 10
B D E
Dia L6 L2 L3 L5 F1 L4 F2 D L7
F F1 F2 G G1 H L2
E
16 Typ. 28.6 9.8 2.9 15.9 9.00 3.00 30.6 10.6 3.6 16.4 9.30 3.20
0.63 Typ. 1.126 0.386 0.114 0.626 0.354 0.118 1.205 0.417 0.142 0.646 0.366 0.126
F G1 G
L3 L4 L5 L6 L7 Dia.
In order to meet environmental requirements, ST offers these devices in ECOPACK(R) packages. These packages have a lead-free second level interconnect. The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com.
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STPS10120C
Ordering information
3
Ordering information
Table 8. Ordering information
Marking STPS10120CT STPS10120CFP Package TO-220AB TO-220FPAB Weight 2.2 g 2.0 g Base qty 50 50 Delivery mode Tube Tube
Part number STPS10120CT STPS10120CFP
4
Revision history
Table 9.
Date 11-Jul-2007
Revision history
Revision 1 First issue Changes
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STPS10120C
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