STPS10120C
Datasheet
120 V power Schottky rectifier
A1
A2
K
K
TO-220AB
A1
K
A2
Features
• High junction temperature capability
• Low leakage current
• Good trade off between leakage current and forward voltage drop
• Avalanche capability
• ECOPACK ® 2 compliant
Applications
• Switching diode
• SMPS
• DC/DC converter
• Telecom power
• LED lighting
• Notebook adapter
Description
This dual diode common cathode Schottky rectifier is suited for high frequency switched mode power supplies.
Packaged in TO-220AB, the STPS10120C is optimized for use to enhance the reliability of the application.
Product status
STPS10120C
Product summary
I
F(AV)
V
RRM
T j(max.)
V
F(typ.)
2 x 5 A
120 V
175 °C
0.64 V
DS13723 - Rev 2 - August 2018
For further information contact your local STMicroelectronics sales office.
www.st.com
1
STPS10120C
Characteristics
Characteristics
Table 1. Absolute ratings (limiting values per diode at 25 °C, unless otherwise specified)
Symbol
V
RRM
I
F(RMS)
Repetitive peak reverse voltage
Forward rms current
Parameter
I
F(AV)
I
FSM
P
ARM
T stg
T j
Average forward current, δ = 0.5, square wave
Surge non repetitive forward current
Repetitive peak avalanche power
Storage temperature range
Maximum operating junction temperature (1)
T c
= 160 °C
T c
= 155 °C t p
= 10 ms sinusoidal t p
= 10 µs, T j
Per diode
Per device
= 125 °C
1. (dP tot
/dT j
) < (1/R th(j-a)
) condition to avoid thermal runaway for a diode on its own heatsink.
Value
120
30
5
10
120
215
-65 to +175
+175
Unit
V
A
A
A
W
°C
°C
Symbol
R th(j-c)
R th(c)
Junction to case
Table 2. Thermal resistance parameters
Parameter
Per diode
Total
Coupling
Max. value
3.8
2.3
0.7
Unit
°C/W
°C/W
When the diodes 1 and 2 are used simultaneously: ΔT j (diode1)
= P
(diode1)
x R th(j-c)
(per diode) + P
(diode2)
x R th(c)
For more information, please refer to the following application note :
• AN5088 : Rectifiers thermal management, handling and mounting recommendations
Symbol
I
R
(1)
V
F
(2)
Table 3. Static electrical characteristics (per diode)
Parameter
Reverse leakage current
Forward voltage drop
Test conditions
T j
= 25 °C
T j
= 125 °C
T j
= 25 °C
T j
= 125 °C
T j
= 25 °C
T j
= 125 °C
I
I
V
F
F
R
= V
RRM
= 5 A
= 10 A
-
-
-
Min.
-
-
-
1. Pulse test: t p
= 5 ms, δ < 2%
2. Pulse test: t p
=380 µs, δ < 2%
Typ.
1
0.64
0.73
To evaluate the conduction losses, use the following equation: P = 0.60 x I
F(AV)
+ 0.02 x I
F
2
(RMS)
For more information, please refer to the following application notes related to the power losses :
• AN604: Calculation of conduction losses in a power rectifier
• AN4021: Calculation of reverse losses on a power diode
Max.
6
3
0.85
0.70
0.96
0.80
Unit
µA mA
V
DS13723 - Rev 2 page 2/9
STPS10120C
Characteristics (curves)
1.1
Characteristics (curves)
Figure 1. Average forward power dissipation versus average forward current (per diode)
4.5
P
F(AV)
(W)
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0.0
0.5
1.0
δ = 0.05
δ = 0.1
δ = 0.2
δ = 0.5
T
δ = 1
I
F(AV)
(A)
1.5
2.0
2.5
3.0
3.5
4.0
4.5
δ =tp/T
5.0
tp
5.5
6.0
Figure 2. Average forward current versus ambient temperature (δ = 0.5, per diode)
6
I
F(AV)
(A)
5
R th(j-a)
=R th(j-c)
4
3
R th(j-a)
2
1
0
0
δ =tp/T
25
T tp
50
=30° C/W
T amb
(°C)
7 5 100 125
TO-220AB
150 175
Figure 3. Normalized avalanche power derating versus pulse duration (T j
= 125 °C)
1
P
ARM
(tp)
P
ARM
(10 µs)
0.1
0.01
0.001
1 10 100 1000
Figure 4. Relative variation of thermal impedance junction to case versus pulse duration
1.0
Zth(j-c) /Rth(j-c)
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
1.E-03
Single pulse
1.E-02 1.E-01 1.E+00
DS13723 - Rev 2 page 3/9
STPS10120C
Characteristics (curves)
Figure 5. Reverse leakage current versus reverse voltage applied (typical values, per diode)
1.E+03
Figure 6. Junction capacitance versus reverse voltage applied (typical values, per diode)
1000
C(pF)
V
F=1MHz
OSC
=30mV
T =25°C
RMS
1.E+02
1.E+01
1.E+00
1.E-01
1.E-02
0 10 20 30 40 50 60 70 80 90 100 110 120
100
10
1 1 0 100 1000
Figure 7. Forward voltage drop versus forward current (per diode)
200
180
160
140
120
100
80
60
T =125°C
(maximum values)
T =125°C
(typical values)
T =25°C
(maximum values)
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
DS13723 - Rev 2 page 4/9
2
2.1
STPS10120C
Package information
Package information
In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK ® packages, depending on their level of environmental compliance. ECOPACK ® specifications, grade definitions and product status are available at: www.st.com
. ECOPACK ® is an ST trademark.
•
•
•
•
Package information
Epoxy meets UL 94,V0
Cooling method: by conduction (C)
Recommended torque value: 0.55 N·m
Maximum torque value: 0.70 N·m
Figure 8. TO-220AB package outline
DS13723 - Rev 2 page 5/9
DS13723 - Rev 2
Ref.
H1
J1
L
L1
L20
L30
θP
Q
D1
E e e1
F
A b b1 c
D
STPS10120C
TO-220AB package information
Table 4. TO-220AB package mechanical data
Dimensions
Min.
4.40
0.61
1.14
0.48
15.25
10.00
2.40
4.95
1.23
6.20
2.40
13.00
3.50
3.75
2.65
Millimeters
1.27 typ.
16.40 typ.
28.90 typ.
Max.
4.60
0.88
1.55
0.70
15.75
10.40
2.70
5.15
1.32
6.60
2.72
14.00
3.93
3.85
2.95
0.394
0.094
0.195
0.048
0.244
0.094
0.512
0.138
Inches (for reference only)
Min.
Max.
0.173
0.240
0.045
0.019
0.600
0.181
0.035
0.061
0.028
0.620
0.050 typ.
0.409
0.106
0.203
0.052
0.260
0.107
0.551
0.155
0.646 typ.
1.138 typ.
0.148
0.104
0.152
0.116
page 6/9
3
STPS10120C
Ordering information
Ordering information
Order code
STPS10120CT
Marking
STPS10120CT
Table 5. Order code
Package
TO-220AB
Weight
1.95 g
Base qty.
50
Delivery mode
Tube
DS13723 - Rev 2 page 7/9
STPS10120C
Revision history
Date
11-Jul-2007
09-Aug-2018 2
Table 6. Document revision history
Revision
1
Changes
First issue.
Updated Table 1. Absolute ratings (limiting values per diode at 25 °C, unless otherwise specified) and
Figure 3. Normalized avalanche power derating versus pulse duration (T j
= 125 °C) .
Removed TO-220FP package.
DS13723 - Rev 2 page 8/9
STPS10120C
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DS13723 - Rev 2 page 9/9
