STPS20L60C
Power Schottky rectifier
Datasheet
-
production data
A1
K
A2
Description
Dual center tap Schottky rectifiers suited for
switched mode power supplies and high
frequency DC to DC converters.
K
A2
A1
K
A2
A1
Packaged in TO-220AB, TO-220AB narrow leads,
I
2
PAK and D
2
PAK, this device is intended for use
in high frequency inverters.
Table 1. Device summary
I
F(AV)
V
RRM
T
j (max)
V
F (max)
2 x 10 A
60 V
150 °C
0.56 V
TO-220AB
STPS20L60CT
D
2
PAK
STPS20L60CG
A2
A1
K
A2
K
A1
TO-220AB narrow leads
STPS20L60CTN
I
2
PAK
STPS20L60CR
Features
Low forward voltage drop
Negligible switching losses
Low thermal resistance
Avalanche capability specified
August 2013
This is information on a product in full production.
DocID6427 Rev 4
1/10
www.st.com
Characteristics
STPS20L60C
1
Characteristics
Table 2. Absolute ratings (limiting values, per diode)
Symbol
V
RRM
I
F(RMS)
I
F(AV)
I
FSM
I
RRM
P
ARM
T
stg
T
j
dV/dt
1.
dPtot
---------------
dTj
Parameter
Repetitive peak reverse voltage
Forward rms current
Average forward current
T
C
= 140 °C Per diode
=
0.5
Per device
Value
60
30
10
20
220
1
5800
-65 to + 175
150
10000
Unit
V
A
A
A
A
W
°C
°C
V/µs
Surge non repetitive forward current t
p
= 10 ms Sinusoidal
Repetitive peak reverse current
Repetitive peak avalanche power
Storage temperature range
Maximum operating junction temperature
(1)
Critical rate of rise reverse voltage
t
p
= 2 µs square F=1 kHz
t
p
= 1 µs T
j
= 25 °C
1
--------------------------
thermal runaway condition for a diode on its own heatsink
Rth
j
–
a
Table 3. Thermal resistances
Symbol
R
th (j-c)
R
th (c)
Junction to case
Coupling
Parameter
Per diode
Total
Value
1.6
0.85
0.1
Unit
C/W
C/W
When the diodes 1 and 2 are used simultaneously:
T
j
(diode 1) = P(diode1) x R
th(j-c)
(Per diode) + P(diode2) x R
th(c)
Table 4. Static electrical characteristics (per diode)
Symbol
I
R (1)
Parameter
Reverse leakage current
Tests conditions
T
j
= 25 °C
T
j
= 125 °C
T
j
= 25 °C
V
F (1)
Forward voltage drop
T
j
= 125 °C
T
j
= 25 °C
T
j
= 125 °C
1. Pulse test: t
p
= 380 µs,
< 2%
Min.
Typ.
Max.
350
Unit
µA
mA
V
R
= V
RRM
I
F
= 10 A
I
F
= 10 A
I
F
= 20A
I
F
= 20A
65
95
0.6
0.48
0.56
V
0.74
0.62
0.7
To evaluate the conduction losses use the following equation:
P = 0.42 x I
F(AV)
+ 0.014 x I
F2(RMS)
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DocID6427 Rev 4
STPS20L60C
Characteristics
Figure 1. Average forward power dissipation
versus average forward current (per diode)
8
7
6
5
4
3
2
1
0
0
1
2
3
4
5
T
Figure 2. Average current versus ambient
temperature (
= 0.5) (per diode)
IF(av)(A)
12
Rth(j-a)=Rth(j-c)
PF(av)(W)
δ
= 0.1
δ
= 0.2
δ
= 0.5
δ
=1
δ
= 0.05
10
8
6
4
2
δ
=tp/T
T
Rth(j-a)=15°C/W
IF(av) (A)
6
7
8
9
δ
=tp/T
tp
tp
Tamb(°C)
50
75
100
125
150
0
10
11
12
0
25
Figure 3. Normalized avalanche power derating Figure 4. Normalized avalanche power derating
versus pulse duration
versus junction temperature
P
ARM
(tp)
P
ARM
(1 µs)
1
1.2
1
P
ARM
(Tj)
P
ARM
(25 °C)
0.1
0.8
0.6
0.4
0.2
0.01
0.001
0.01
0.1
1
t
p
(µs)
10
100
1000
T
j
(°C)
0
25
50
75
100
125
150
Figure 5. Non repetitive surge peak forward
current versus overload duration (maximum
values, per diode)
IM(A)
200
180
160
140
120
100
80
60
40
I
M
20
0
1E-3
Figure 6. Relative variation of thermal transient
impedance junction to case versus pulse
duration
Zth(j-c)/Rth(j-c)
1.0
0.8
0.6
δ
= 0.5
Tc=25°C
0.4
Tc=75°C
δ
= 0.2
T
0.2
t
δ
= 0.1
Tc=100°C
δ
=0.5
t(s)
1E-2
1E-1
1E+0
Single pulse
tp(s)
1E-3
1E-2
δ
=tp/T
tp
0.0
1E-4
1E-1
1E+0
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10
Characteristics
STPS20L60C
Figure 7. Reverse leakage current versus
reverse voltage applied (typical values, per
diode)
IR(mA)
5E+2
1E+2
1E+1
1E+0
1E-1
1E-2
1E-3
Tc=150°C
Tc=125°C
Tc=100°C
Tc=75°C
Figure 8. Junction capacitance versus reverse
voltage applied (typical values, per diode)
C(nF)
2.0
F=1MHz
Tj=25°C
1.0
0.5
Tc=50°C
Tc=25°C
0.2
VR(V)
0
5
10 15 20 25 30 35 40 45 50 55 60
VR(V)
0.1
1
10
100
Figure 9. Forward voltage drop versus forward current (maximum values, per diode)
IFM(A)
100.0
Tj=150°C
(typical values)
Tj=25°C
10.0
Tj=125°C
1.0
VFM(V)
0.1
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
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DocID6427 Rev 4
STPS20L60C
Package information
2
Package information
Epoxy meets UL94,V0
Cooling method: conduction
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
®
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.
Table 5. TO-220AB narrow leads dimensions
Dimensions
Ref.
Millimeters
Min.
A
b
P
E
Q
H1
D
L20
L1
b1(x3)
L
J1
L30
F
A
Inches
Min.
0.17
0.024
0.037
0.019
0.60
0.05
Typ.
Max.
0.18
0.034
0.047
0.027
0.62
Typ.
Max.
4.60
0.88
1.20
0.70
15.75
4.40
0.61
0.95
0.48
15.25
1.27
10.00
2.40
4.95
1.23
6.20
2.40
13.00
2.60
15.40
28.90
3.75
2.65
b1
c
D
D1
D1
E
e
e1
F
H1
C
10.40
2.70
5.15
1.32
6.60
2.72
14.00
2.90
0.39
0.094
0.19
0.048
0.24
0.095
0.51
0.102
0.61
1.14
0.41
0.106
0.20
0.052
0.26
0.107
0.55
0.114
1
2
e
3
b (x3)
J1
L
L1
L20
L30
P
Q
e1
3.85
2.95
0.147
0.104
0.151
0.116
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