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STPS41L60C
Power Schottky rectifier
Features
■ Low forward voltage drop
■ Negligible switching losses
■ Low thermal resistance
■ Avalanche capability specified
Description
These dual center tap Schottky rectifiers are
suited for switch mode power supplies and high
frequency DC to DC converters.
V
2
PA K , I2PAK and TO-220AB, this
2 x I
I
"Forward"
O
I
F
I
O
I
R
V
V
F(Io)
To
I
AR
V
I
RRM
V
R
"Reverse"
(a)
X
X
V
V
V
F(2xIo)
F
Packaged in D
device is intended for use in low voltage, high
frequency inverters, free-wheeling and polarity
protection applications.
Figure 1. Electrical characteristics
V
AR
A1
A2
K
A2
K
A1
2
I
PAK
K
STPS41L60CR
K
A1
2
D
PAK
STPS41L60CG
Table 1. Device summary
I
2 x 20 A
F(AV)
V
RRM
150 °C
T
j (max)
V
F (max)
K
A1
TO-220AB
STPS41L60CT
A2
60 V
0.58 V
A2
K
a. V
and I
ARM
operating area defined in Figure 12 V
pulse measurements (t
are static characteristics
must respect the reverse safe
ARM
< 1 µs). VR, IR, V
p
and IAR are
AR
RRM
and VF,
July 2011 Doc ID 8616 Rev 6 1/9
www.st.com
9
Page 2
Characteristics STPS41L60C
1 Characteristics
Table 2. Absolute ratings (limiting values, per diode)
Symbol Parameter Value Unit
V
I
F(RMS)
I
F(AV)
I
P
ARM
V
ARM
V
ASM
T
1. For temperature or pulse time duration deratings, refer to Figure 4 and Figure 5. More details regarding the avalanche
2. Refer to Figure 12
3. condition to avoid thermal runaway for a diode on its own heatsink
Table 3. Thermal resistances
Repetitive peak reverse voltage 60 V
RRM
Forward rms current 30 A
Average forward current
Surge non repetitive forward current tp = 10 ms Sinusoidal 220 A
FSM
(1)
Repetitive peak avalanche power
(2)
Maximum repetitive peak avalanche voltage tp < 1 µs, Tj < 150 °C, IAR < 35 A 80 V
(2)
Maximum single pulse peak avalanche voltage tp < 1 µs, Tj < 150 °C, IAR < 35 A 80 V
Storage temperature range -65 to + 175 °C
stg
Maximum operating junction temperature
T
j
energy measurements and diode validation in the avalanche are provided in the application notes AN1768 and AN2025.
dPtot
--------------dTj
1
--------------------------
<
Rth j a–()
TC = 125 °C
δ = 0.5
tp = 1 µs T
(3)
= 25 °C
j
Per diode
Per device
20
40
9500 W
150 °C
A
Symbol Parameter Value Unit
R
Junction to case
th (j-c)
R
th (c)
Coupling 0.1
Per diode
To tal
1.5
0.8
° C/W
When the diodes 1 and 2 are used simultaneously :
ΔTj(diode 1) = P(diode1) x R
Table 4. Static electrical characteristics (per diode)
Symbol Parameter Tests conditions Min. Typ. Max. Unit
(1)
I
R
(1)
V
F
1. Pulse test: tp = 380 µs, δ < 2%
T
Reverse leakage current
T
T
T
Forward voltage drop
T
T
(Per diode) + P(diode 2) x R
th(j-c)
= 25 °C
j
= 125 °C
j
= 25 °C
j
= 125 °C
j
= 25 °C
j
= 125 °C
j
V
= V
R
I
= 20 A 0.60
F
= 20 A 0.50 0.58
I
F
IF = 40A 0.77
I
= 40A 0.67 0.71
F
RRM
th(c)
600
µA
100 175
mA
V
To evaluate the conduction losses use the following equation:
P = 0.42 x I
+ 0.007 x I
F(AV)
F2(RMS)
2/9 Doc ID 8616 Rev 6
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STPS41L60C Characteristics
Figure 2. Conduction losses versus
average current
P (W)
F(av)
16
14
12
10
8
6
4
2
0
0 5 10 15 20 25
δ=0.1
δ=0.05
δ=0.2
I (A)
F(av)
δ=0.5
δ
=tp/T
Figure 4. Normalized avalanche power
derating versus pulse duration
P(tp)
ARM
P (1 µs)
ARM
1
0.1
Figure 3. Average forward current versus
ambient temperature (
I (A)
F(av)
δ=1
T
22
20
18
16
14
12
10
8
6
4
tp
2
0
0 25 50 75 100 125 150
R
th(j-a)
=50 °C/W
R
th(j-a)=Rth(j-c)
T (°C)
amb
δ
=tp/T
δ = 0.5)
T
tp
Figure 5. Normalized avalanche power
derating versus junction
temperature
P(Tj)
ARM
P (25 °C)
ARM
1.2
1
0.8
0.6
0.01
t (µs)
0.001
0.10.01 1
p
10 100 1000
Figure 6. Non repetitive surge peak forward
current versus overload duration
(maximum values)
I (A)
M
250
225
200
175
150
125
100
75
50
I
M
25
0
1.E-03 1.E-02 1.E-01 1.E+00
t
=0.5
δ
t(s)
Tc=25 °C
Tc=75 °C
Tc=125 °C
0.4
0.2
0
25 50 75 100 125 150
T (°C)
j
Figure 7. Relative variation of thermal
impedance junction to case versus
pulse duration
Z/R
th(j-c) th(j-c)
1.0
Single pulse
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
1.E-03 1.E-02 1.E-01 1.E+00
t (s)
p
δ
=tp/T
T
tp
Doc ID 8616 Rev 6 3/9
Page 4
Characteristics STPS41L60C
Figure 8. Reverse leakage current versus
reverse voltage applied
(typical values)
I(mA)
R
1.E+03
1.E+02
1.E+01
1.E+00
1.E-01
1.E-02
0 5 10 15 20 25 30 35 40 45 50 55 60
Tj=150°C
Tj=125°C
Tj=100°C
Tj=75°C
Tj=50°C
Tj=25°C
V (V)
R
Figure 10. Forward voltage drop versus
forward current
I (A)
FM
100
Tj=125 °C
Tj=125 °C
(Maximum values)
(Maximum values)
Tj=125 °C
Tj=125 °C
(Typical values)
(Typical values)
10
1
0.0 0.2 0.4 0.6 0.8 1.0 1.2
Tj=25 °C
(Maximum values)
V (V)
FM
Figure 9. Junction capacitance versus
reverse voltage applied
(typical values)
C(nF)
10.0
1.0
V (V)
0.1
1 10 100
R
F=1 MHz
V
OSC
Tj=25 °C
= 30 mV
Figure 11. Thermal resistance junction to
ambient versus copper surface
under tab (STPS41L60CG only)
R (°C/W)
th(j-a)
80
70
60
50
40
30
20
10
0
0 5 10 15 20 25 30 35 40
Epoxy printed circuit board
copper thickness = 35 µm
S(cm²)
Figure 12. Reverse safe operating area (tp < 1 µs, Tj > 150 °C)
I
(A)
ARM
50
45
40
35
Operating area
30
25
20
60 65 70 75 80 85 90
4/9 Doc ID 8616 Rev 6
Forbidden area
V
ARM
(V)
Page 5
STPS41L60C Package information
e
2 Package information
● Epoxy meets UL94,V0
● Cooling method: by conduction (C)
● Recommended torque value: 0.4 to 0.6 N·m
In order to meet environmental requirements, ST offers these devices in different grades of
ECOPACK
specifications, grade definitions and product status are available at: www.st.com.
ECOPACK
Figure 13. Package dimensions I2PAK
®
packages, depending on their level of environmental compliance. ECOPACK®
®
is an ST trademark.
Dimensions
L2
Ref.
A
E
c2
A 4.40 4.60 0.173 0.181
A1 2.49 2.69 0.098 0.106
Millimeters Inches
Min. Max. Min. Max.
b 0.70 0.93 0.028 0.037
b1 1.14 1.17 0.044 0.046
D
b2 1.14 1.17 0.044 0.046
c 0.45 0.60 0.018 0.024
L1
L
b1
A1
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
b
e
1
c
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
Doc ID 8616 Rev 6 5/9
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Package information STPS41L60C
Figure 14. Package dimensions D
A
L2
E
L
L3
B2
B
G
C2
A1
C
A2
M
*
* FLAT ZONE NO LESSTHAN 2mm
2
PAK
Dimensions
Ref.
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
D
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
R
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
V2
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°
Figure 15. Footprint
10.30
8.90
16.90
5.08
1.30
3.70
6/9 Doc ID 8616 Rev 6
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STPS41L60C Package information
Figure 16. Package dimensions TO-220AB
Dimensions
L2
F2
F1
F
G1
H2
Dia
Ref.
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
L5
A
C
L7
L6
F2 1.14 1.70 0.044 0.066
G 4.95 5.15 0.194 0.202
L9
L4
D
G1 2.40 2.70 0.094 0.106
H2 10 10.40 0.393 0.409
L2 16.4 typ. 0.645 typ.
M
E
G
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
Doc ID 8616 Rev 6 7/9
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Ordering information STPS41L60C
3 Ordering information
Table 5. Ordering information
Order code Marking Package Weight Base qty
STPS41L60CG STPS41L60CG D
STPS41L60CG-TR STPS41L60CG D
STPS41L60CT STPS41L60CT TO-220AB 2.20 g 50 Tube
STPS41L60CR STPS41L60CR I
4 Revision history
Table 6. Document revision history
Date Revision Changes
July 2003 3A Previous issue
10-Jan-2007 4
28-May-2007 5 Updated figures 1, 2, and 5 to 10.
15-Jul-2011 6
Delivery
mode
2
PAK 1.48 g 50 Tube
2
PAK 1.48 g 1000 Tape and reel
2
PAK 1.49 g 50 Tube
Reformated to current standards. Added ECOPACK statement
Removed I
and dV/dT from the Absolute ratings table on page 1.
RRM
Updated reverse leakage current values in Table 3 and Figure 7.
Added electrical diagram on first page. Added parameters V
V
to Ta ble 2. Added Figure 12.
ASM
ARM
and
8/9 Doc ID 8616 Rev 6
Page 9
STPS41L60C
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