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August 2002 - Ed: 5E
POWER SCHOTTKY RECTIFIER
I
F(AV)
2 x 15 A
V
RRM
45 V
Tj (max)
175 C
V
F
0.57 V
MAIN PRODUCT CHARACTERISTICS
s
VERY SMALL CONDUCTION LOSSES
s
NEGLIGIBLE SWITCHING LOSSES
s
EXTREMELY FAST SWITCHING
s
LOW THERMAL RESISTANCE
s
INSULATED PACKAGE: TOP-3I
Insulating voltage = 2500V RMS
Capacitance = 12pF
FEATURES AND BENEFITS
Dual center tap Schottky rectifier suited for
SwitchMode Power Supply and high frequency DC
to DC converters.
Packaged either in TO-220AB, D
2
PAK, I
2
PAK,
TO-247, SOT93 or TOP-3I, this device is espe-
cially intended for use in low voltage, high fre-
quency inverters, free wheeling and polarity
protection applications.
DESCRIPTION
D
2
PAK
STPS3045CG
TO-220AB
STPS3045CT
SOT-93
STPS3045CP
Insulated
TOP-3I
STPS3045CPI
TO-247
STPS3045CW
I
2
PAK
STPS3045CR
STPS3045CT/CG/CR/CP/CPI/CW
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Symbol
Parameter
Value
Unit
R
th (j-c)
Junction to case
TO-220AB
D
2
PAK / I
2
PAK
Per diode
Total
1.60
0.85
C/W
SOT-93
TO-247
Per diode
Total
1.5
0.8
TOP-3I
Per diode
Total
2.2
1.6
R
th (c)
TO-220AB
D
2
PAK / I
2
PAK
SOT-93
TO-247
Coupling
0.10
TOP-3I
Coupling
1.0
When the diodes 1 and 2 are used simultaneously:
Tj (diode 1) = P (diode1) x R
th(j-c)
(per diode) + P (diode 2) x R
th(c)
THERMAL RESISTANCES
Symbol
Parameter
Value
Unit
V
RRM
Repetitive peak reverse voltage
45
V
I
F(RMS)
RMS forward current
30
A
I
F(AV)
Average forward current
= 0.5
TO-220AB
D
2
PAK / I
2
PAK
SOT-93
TO-247
Tc = 155C
Per diode
Per device
15
30
A
TOP-3I
Tc = 150C
I
FSM
Surge non repetitive forward current
tp = 10 ms sinusoidal
220
A
I
RRM
Repetitive peak reverse current
tp = 2
s square
F = 1kHz
1
A
I
RSM
Non repetitive peak reverse current
tp = 100
s square
3
A
Tstg
Storage temperature range
-65 to +175
C
Tj
Maximum operating junction temperature *
175
C
dV/dt
Critical rate of rise of reverse voltage
10000
V/
s
ABSOLUTE RATINGS (limiting values, per diode)
* :
dPtot
dTj
Rth j
a
<
-
1
(
)
thermal runaway condition for a diode on its own heatsink
STPS3045CT/CG/CR/CP/CPI/CW
3/9
Fig. 1: Average forward power dissipation versus
average forward current (per diode).
Fig.
2:
Average
current
versus
ambient
temperature (
= 0.5, per diode).
Symbol
Parameter
Tests Conditions
Min.
Typ.
Max.
Unit
I
R
*
Reverse leakage current
Tj = 25C
V
R
= V
RRM
200
A
Tj = 125C
11
40
mA
V
F
*
Forward voltage drop
Tj = 125
C
I
F
= 15 A
0.5
0.57
V
Tj = 25
C
I
F
= 30 A
0.84
Tj = 125C
I
F
= 30 A
0.65
0.72
STATIC ELECTRICAL CHARACTERISTICS (Per diode)
Pulse test :
* tp = 380
s,
< 2%
To evaluate the conduction losses use the following equation :
P = 0.42 x I
F(AV)
+ 0.01 I
F
2
(RMS)
STPS3045CT/CG/CR/CP/CPI/CW
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Fig. 3-1: Non repetitive surge peak forward current
versus overload duration (maximum values, per
diode) (TO-220AB, D
2
PAK, I
2
PAK, SOT-93 and
TO-247).
Fig. 4: Relative variation of thermal transient
impedance junction to case versus pulse duration.
Fig. 5: Reverse leakage current versus reverse
voltage applied (typical values, per diode).
Fig. 6: Junction capacitance versus reverse
voltage applied (typical values, per diode).
Fig. 7: Forward voltage drop versus forward
current (maximum values, per diode).
Fig. 3-2: Non repetitive surge peak forward current
versus overload duration (maximum values, per
diode) (TOP-3I).
STPS3045CT/CG/CR/CP/CPI/CW
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PACKAGE MECHANICAL DATA
TO-220AB
REF.
DIMENSIONS
Millimeters
Inches
Min.
Max.
Min.
Max.
A
4.30
4.60
0.169
0.181
C
1.22
1.32
0.048
0.052
D
2.40
2.72
0.094
0.107
E
0.33
0.70
0.013
0.028
F
0.61
0.93
0.024
0.037
F1
1.14
1.70
0.045
0.067
F2
1.14
1.70
0.045
0.067
G
4.95
5.15
0.195
0.202
G1
2.40
2.70
0.094
0.106
H2
10.00
10.40
0.394
0.409
L2
16.00 Typ.
0.630 Typ.
L4
13.00
14.00
0.512
0.551
L5
2.65
2.95
0.104
0.116
L6
14.80
15.75
0.583
0.620
L7
6.20
6.60
0.244
0.260
L9
3.40
3.94
0.134
0.155
M
2.60 Typ.
0.102 Typ.
Dia.
3.75
3.89
0.148
0.153
PACKAGE MECHANICAL DATA
I
2
PAK
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
STPS3045CT/CG/CR/CP/CPI/CW
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PACKAGE MECHANICAL DATA
D
2
PAK
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
FOOTPRINT DIMENSIONS (in millimeters)
STPS3045CT/CG/CR/CP/CPI/CW
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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
V
5
5
V2
60
60
Dia.
3.55
3.65 0.139
0.143
STPS3045CT/CG/CR/CP/CPI/CW
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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
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
9/9
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of
use of such information nor for any infringement of patents or other rights of third parties which may result from its 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.
STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written ap-
proval of STMicroelectronics.
The ST logo is a registered trademark of STMicroelectronics
2002 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
D
2
PAK
1.48 g.
50
Tube
STPS3045CG-TR
STPS3045CG
D
2
PAK
1.48 g.
1000
Tape & reel
STPS3045CR
STPS3045CR
I
2
PAK
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
s
Cooling method: by conduction (C)
s
Recommended torque value (SOT-93, TOP-3I, TO-247): 0.8 N.m.
s
Recommended torque value (TO-220AB): 0.55 N.m.
s
Maximum torque value (SOT-93, TOP-3I, TO-247): 1.0 N.m.
s
Maximum torque value (TO-220AB): 0.7 N.m.
s
Epoxy meets UL94,V0
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