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STPS3045CT/CG/CR/CP/CPI/CW/CFP
®
July 2003 - Ed: 6E
POWER SCHOTTKY RECTIFIER
IF(AV) 2x15A
V
RRM 45 V
Tj(max) 175 °C
VF0.57 V
MAIN PRODUCT CHARACTERISTICS
■VERY SMALL CONDUCTION LOSSES
■NEGLIGIBLE SWITCHING LOSSES
■EXTREMELY FAST SWITCHING
■LOW THERMAL RESISTANCE
■INSULATED PACKAGE: TOP-3I
Insulating voltage = 2500V RMS
Capacitance = 12pF
■AVALANCHE CAPABILITY SPECIFIED
FEATURES AND BENEFITS
Dual center tap Schottky rectifier suited for
SwitchModePowerSupplyandhighfrequencyDC
to DC converters.
Packaged either in TO-220AB, TO-220FPAB,
D2PAK, I2PAK, TO-247, SOT93 or TOP-3I, this
device is especially intended for use in low volt-
age, high frequency inverters, free wheeling and
polarity protection applications.
DESCRIPTION
D2PAK
STPS3045CG
A2
A1
K
A1
A2
K
TO-220AB
STPS3045CT
A1
A2
K
SOT-93
STPS3045CP
Insulated
TOP-3I
STPS3045CPI
TO-220FPAB
STPS3045CFP
K
A1
A2
K
A1
A2
A1 KA2
A1
A2
K
I2PAK
STPS3045CR
A1KA2
TO-247
STPS3045CW
STPS3045CT/CG/CR/CP/CPI/CW/CFP
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Symbol Parameter Value Unit
Rth(j-c) Junction to case TO-220AB / D2PAK/I
2
PAK Per diode
Total 1.60
0.85 °C/W
SOT-93 / TO-247 Per diode
Total 1.5
0.8
TO-220FPAB Per diode
Total 4
3.2
TOP-3I Per diode
Total 2.2
1.6
Rth(c) TO-220AB / D2PAK/I
2
PAK
SOT-93 / TO-247 Coupling 0.10
TO-220FPAB Coupling 2.5
TOP-3I Coupling 1.0
When the diodes 1 and 2 are used simultaneously:
∆Tj (diode 1) = P (diode1) x Rth(j-c) (per diode) + P (diode 2) x Rth(c)
THERMAL RESISTANCES
Symbol Parameter Value Unit
VRRM Repetitive peak reverse voltage 45 V
IF(RMS) RMS forward current 30 A
IF(AV) Average forward
current
δ= 0.5
TO-220AB / D2PAK /
I2PAK / SOT-93 / TO-247 Tc = 155°C Per diode
Per de-
vice
15
30 A
TO-220FPAB Tc = 130°C
TOP-3I Tc = 150°C
IFSM Surge non repetitive forward current tp= 10 ms sinusoidal 220 A
IRRM Repetitive peak reverse current tp= 2 µs square
F = 1kHz 1A
I
RSM Non repetitive peak reverse current tp = 100 µs square 3 A
PARM Repetitive peak avalanche power tp = 1µs Tj = 25°C 6000 W
Tstg Storage temperature range -65 to +175 °C
TjMaximum operating junction temperature * 175 °C
dV/dt Critical rate of rise of reverse voltage 10000 V/µs
ABSOLUTE RATINGS (limiting values, per diode)
*:
dPtot
dTj Rth j a
<−
1
()
thermal runaway condition for a diode on its own heatsink
Symbol Parameter Tests Conditions Min. Typ. Max. Unit
IR* Reverse leakage current Tj = 25°C VR=V
RRM 200 µA
Tj = 125°C 11 40 mA
VF* Forward voltage drop Tj = 125°CI
F
= 15 A 0.5 0.57 V
Tj=25°CI
F
= 30 A 0.84
Tj = 125°C IF= 30 A 0.65 0.72
STATIC ELECTRICAL CHARACTERISTICS (Per diode)
Pulse test : * tp = 380 µs, δ<2%
To evaluate the conduction losses use the following equation :
P=0.42xI
F(AV) + 0.01 IF2(RMS)
STPS3045CT/CG/CR/CP/CPI/CW/CFP
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P (W)
F(AV)
0
1
2
3
4
5
6
7
8
9
10
11
12
02468101214161820
δ= 0.05 δ= 0.1 δ= 0.2 δ= 0.5
δ= 1
I (A)
F(AV)
T
δ=tp/T tp
Fig. 1: Average forward power dissipation versus
average forward current (per diode).
I (A)
F(AV)
0
2
4
6
8
10
12
14
16
18
0 25 50 75 100 125 150 175
T (°C)
amb
T
δ=tp/T tp
R =15°C/W
th(j-a)
R =R (TO-220FPAB)
th(j-a) th(j-c)
R =R (TOP-3I)
th(j-a) th(j-c)
R =R (TO-220AB, I PAK, D PAK, SOT-93, TO-247)
th(j-a) th(j-c)
22
Fig. 2: Average current versus ambient
temperature (δ= 0.5, per diode).
I (A)
M
0
20
40
60
80
100
120
140
160
180
200
1.E-03 1.E-02 1.E-01 1.E+00
IM
t
δ=0.5 t(s)
TO-220AB, I2PAK, D PAK, SOT-93, TO-247
2
T =75°C
C
T =100°C
C
T =125°C
C
Fig. 5-1: Nonrepetitivesurgepeakforwardcurrent
versus overload duration (maximum values, per
diode).
0
20
40
60
80
100
120
140
160
1.E-03 1.E-02 1.E-01 1.E+00
I (A)
M
IM
t
δ=0.5 t(s)
TOP-3I
T =75°C
C
T =100°C
C
T =125°C
C
Fig. 5-2: Nonrepetitivesurgepeakforwardcurrent
versus overload duration (maximum values, per
diode).
0
0.2
0.4
0.6
0.8
1
1.2
0 25 50 75 100 125 150
T (°C)
j
P(t)
P (25°C)
ARM p
ARM
Fig. 4: Normalized avalanche power derating
versus junction temperature.
0.001
0.01
0.10.01 1
0.1
10 100 1000
1
t (µs)
p
P(t)
P (1µs)
ARM p
ARM
Fig. 3: Normalized avalanche power derating
versus pulse duration.
STPS3045CT/CG/CR/CP/CPI/CW/CFP
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0
20
40
60
80
100
120
1.E-03 1.E-02 1.E-01 1.E+00
I (A)
M
IM
t
δ=0.5 t(s)
TO-220FPAB
T =75°C
C
T =100°C
C
T =125°C
C
Fig. 5-3: Nonrepetitivesurgepeakforwardcurrent
versus overload duration (maximum values, per
diode).
Z/R
th(j-c) th(j-c)
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.E-03 1.E-02 1.E-01 1.E+00 1.E+01
t (s)
p
T
δ=tp/T tp
δ= 0.5
δ= 0.2
δ= 0.1
Single pulse
TO-220FPAB
Fig. 6-2: Relative variation of thermal transient
impedancejunctiontocaseversuspulseduration.
1.E-01
1.E+00
1.E+01
1.E+02
1.E+03
1.E+04
1.E+05
0 5 10 15 20 25 30 35 40 45
I (µA)
R
V (V)
R
T=150°C
j
T=125°C
j
T=100°C
j
T=75°C
j
T=50°C
j
T=25°C
j
Fig. 7: Reverse leakage current versus reverse
voltage applied (typical values, per diode).
C(nF)
100
1000
10000
1 10 100
V (V)
R
F=1MHz
V =30mV
T=25°C
OSC RMS
j
Fig. 8: Junction capacitance versus reverse
voltage applied (typical values, per diode).
I (A)
FM
1
10
100
1000
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
V (V)
FM
T=125°C
(maximum values)
j
T=125°C
(typical values)
j
T=25°C
(maximum values)
j
Fig. 9: Forward voltage drop versus forward
current (maximum values, per diode).
Z/R
th(j-c) th(j-c)
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.E-03 1.E-02 1.E-01 1.E+00
t (s)
p
T
δ=tp/T tp
δ= 0.5
δ= 0.2
δ= 0.1
Single pulse
TO-220AB, I PAK, D PAK, SOT-93, TOP-3I,TO-247
22
Fig. 6-1: Relative variation of thermal transient
impedancejunctiontocaseversuspulseduration.
STPS3045CT/CG/CR/CP/CPI/CW/CFP
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0
10
20
30
40
50
60
70
80
0 5 10 15 20 25 30 35 40
S(cm²)
R (°C/W)
th(j-a)
Fig. 10: Thermal resistance junction to ambient
versus copper surface under tab (epoxy printed
board FR4, Cu=35µm).
PACKAGE MECHANICAL DATA
TO-220AB
A
C
D
L7
Dia
L5
L6
L9
L4
F
H2
G
G1
L2 F2
F1
E
M
REF. DIMENSIONS
Millimeters Inches
Min. Max. Min. Max.
A 4.40 4.60 0.173 0.181
C 1.23 1.32 0.048 0.051
D 2.40 2.72 0.094 0.107
E 0.49 0.70 0.019 0.027
F 0.61 0.88 0.024 0.034
F1 1.14 1.70 0.044 0.066
F2 1.14 1.70 0.044 0.066
G 4.95 5.15 0.194 0.202
G1 2.40 2.70 0.094 0.106
H2 10 10.40 0.393 0.409
L2 16.4 typ. 0.645 typ.
L4 13 14 0.511 0.551
L5 2.65 2.95 0.104 0.116
L6 15.25 15.75 0.600 0.620
L7 6.20 6.60 0.244 0.259
L9 3.50 3.93 0.137 0.154
M 2.6 typ. 0.102 typ.
Diam. 3.75 3.85 0.147 0.151
STPS3045CT/CG/CR/CP/CPI/CW/CFP
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PACKAGE MECHANICAL DATA
I2PAK
e
D
L
L1
L2
b1
b
b2
E
A
c2
A1
c
REF. DIMENSIONS
Millimeters Inches
Min. Max. Min. Max.
A 4.40 4.60 0.173 0.181
A1 2.49 2.69 0.098 0.106
b 0.70 0.93 0.028 0.037
b1 1.14 1.17 0.044 0.046
b2 1.14 1.17 0.044 0.046
c 0.45 0.60 0.018 0.024
c2 1.23 1.36 0.048 0.054
D 8.95 9.35 0.352 0.368
e 2.40 2.70 0.094 0.106
E 10.0 10.4 0.394 0.409
L 13.1 13.6 0.516 0.535
L1 3.48 3.78 0.137 0.149
L2 1.27 1.40 0.050 0.055
PACKAGE MECHANICAL DATA
TOP-3I (isolated)
REF.
DIMENSIONS
Millimeters Inches
Min. Typ. Max. Min. Typ. Max.
A 4.4 4.6 0.173 0.181
B 1.45 1.55 0.057 0.061
C 14.35 15.60 0.565 0.614
D 0.5 0.7 0.020 0.028
E 2.7 2.9 0.106 0.114
F 15.8 16.5 0.622 0.650
G 20.4 21.1 0.815 0.831
H 15.1 15.5 0.594 0.610
J 5.4 5.65 0.213 0.222
K 3.4 3.65 0.134 0.144
L 4.08 4.17 0.161 0.164
P 1.20 1.40 0.047 0.055
R 4.60 0.181
STPS3045CT/CG/CR/CP/CPI/CW/CFP
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PACKAGE MECHANICAL DATA
D2PAK
A
C2
D
R
A2
MV2
C
A1
G
L
L3
L2
B
B2
E
*
* FLAT ZONE NO LESS THAN 2mm
REF. DIMENSIONS
Millimeters Inches
Min. Max. Min. Max.
A 4.40 4.60 0.173 0.181
A1 2.49 2.69 0.098 0.106
A2 0.03 0.23 0.001 0.009
B 0.70 0.93 0.027 0.037
B2 1.14 1.70 0.045 0.067
C 0.45 0.60 0.017 0.024
C2 1.23 1.36 0.048 0.054
D 8.95 9.35 0.352 0.368
E 10.00 10.40 0.393 0.409
G 4.88 5.28 0.192 0.208
L 15.00 15.85 0.590 0.624
L2 1.27 1.40 0.050 0.055
L3 1.40 1.75 0.055 0.069
M 2.40 3.20 0.094 0.126
R 0.40 typ. 0.016 typ.
V2 0° 8° 0° 8°
8.90 3.70
1.30
5.08
16.90
10.30
FOOTPRINT DIMENSIONS (in millimeters)
STPS3045CT/CG/CR/CP/CPI/CW/CFP
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PACKAGE MECHANICAL DATA
TO-247
REF. DIMENSIONS
Millimeters Inches
Min. Typ. Max. Min. Typ. Max.
A 4.85 5.15 0.191 0.203
D 2.20 2.60 0.086 0.102
E 0.40 0.80 0.015 0.031
F 1.00 1.40 0.039 0.055
F1 3.00 0.118
F2 2.00 0.078
F3 2.00 2.40 0.078 0.094
F4 3.00 3.40 0.118 0.133
G 10.90 0.429
H 15.45 15.75 0.608 0.620
L 19.85 20.15 0.781 0.793
L1 3.70 4.30 0.145 0.169
L2 18.50 0.728
L3 14.20 14.80 0.559 0.582
L4 34.60 1.362
L5 5.50 0.216
M 2.00 3.00 0.078 0.118
V5° 5°
V2 60° 60°
Dia. 3.55 3.65 0.139 0.143
F2
F1
V2
L4L2
L1
L3 D
L
L5
ME
H
V
V
A
Dia.
F3
F4
G
= =
F(x3)
PACKAGE MECHANICAL DATA
SOT-93
REF. DIMENSIONS
Millimeters Inches
Min. Typ. Max. Min. Typ. Max.
A 4.70 4.90 1.185 0.193
C 1.90 2.10 0.075 0.083
D 2.50 0.098
D1 2.00 0.078
E 0.50 0.78 0.020 0.031
F 1.10 1.30 0.043 0.051
F3 1.75 0.069
F4 2.10 0.083
G 10.80 11.10 0.425 0.437
H 14.70 15.20 0.279 0.598
L 12.20 0.480
L2 16.20 0.638
L3 18.0 0.709
L5 3.95 4.15 0.156 0.163
L6 31.00 1.220
O 4.00 4.10 0.157 0.161
STPS3045CT/CG/CR/CP/CPI/CW/CFP
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useofsuch information nor for any infringement of patentsorother rights of third parties which may resultfromits use. No license is granted by
implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to
change without notice. This publication supersedes and replaces all information previously supplied.
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approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics
© 2003 STMicroelectronics - Printed in Italy - All rights reserved.
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Type Marking Package Weight Base qty Delivery mode
STPS3045CT STPS3045CT TO-220AB 2.23 g. 50 Tube
STPS3045CG STPS3045CG D2PAK 1.48 g. 50 Tube
STPS3045CG-TR STPS3045CG D2PAK 1.48 g. 1000 Tape & reel
STPS3045CR STPS3045CR I2PAK 1.48 g 50 Tube
STPS3045CP STPS3045CP SOT-93 3.97 g. 30 Tube
STPS3045CPI STPS3045CPI TOP-3I 4.46 g. 120 Bulk
STPS3045CW STPS3045CW TO-247 4.46 g. 30 Tube
STPS3045CFP STPS3045CFP TO-220FPAB 2.0 g. 50 Tube
■Cooling method: by conduction (C)
■Recommended torque value (SOT-93, TOP-3I, TO-247): 0.8 N.m.
■Recommended torque value (TO-220AB): 0.55 N.m.
■Maximum torque value (SOT-93, TOP-3I, TO-247): 1.0 N.m.
■Maximum torque value (TO-220AB): 0.7 N.m.
PACKAGE MECHANICAL DATA
TO-220FPAB
H
L3
L2
L4
L6
G
G1 F
F1
L5
D
E
L7
A
B
Dia
F2
REF. DIMENSIONS
Millimeters Inches
Min. Max. Min. Max.
A 4.4 4.6 0.173 0.181
B 2.5 2.7 0.098 0.106
D 2.5 2.75 0.098 0.108
E 0.45 0.70 0.018 0.027
F 0.75 1 0.030 0.039
F1 1.15 1.70 0.045 0.067
F2 1.15 1.70 0.045 0.067
G 4.95 5.20 0.195 0.205
G1 2.4 2.7 0.094 0.106
H 10 10.4 0.393 0.409
L2 16 Typ. 0.63 Typ.
L3 28.6 30.6 1.126 1.205
L4 9.8 10.6 0.386 0.417
L5 2.9 3.6 0.114 0.142
L6 15.9 16.4 0.626 0.646
L7 9.00 9.30 0.354 0.366
Dia. 3.00 3.20 0.118 0.126
