ST's STTH12S06 is a state of the art Ultrafast
recovery diode. By the use of 600 V Pt doping
Planar technology, this diode will outperform the
power factor correction circuits operating in
hardswitching conditions. The extremely low
reverse recovery current of the STTH12S06,
reduces significantly the switching power losses
of the MOSFET, and thus increases the
Table 2.Absolute ratings (limiting values at 125 °C, unless otherwise stated)
SymbolParameterValueUnit
V
I
F(AV
I
FSM
T
RRM
stg
T
Repetitive peak reverse voltage600V
)Average forward current12A
Surge non repetitive forward currenttp = 10 ms sinusoidal100A
Storage temperature range- 65 + 175 °C
Maximum operating junction temperature175 °C
j
efficiency of the application. This allows designers
to reduce the size of their heatsinks.
This device is also intended for applications in
power supplies and power conversions systems,
and other power switching applications.
October 2007 Rev 11/6
www.st.com
6
Page 2
CharacteristicsSTTH12S06
1 Characteristics
Table 3.Thermal resistances
SymbolParameterValueUnit
Rth (j-c)Junction to case 4.6°C/W
Table 4.Static electrical characteristics
SymbolParameterTests conditionsMin.Typ.Max.Unit
I
V
Table 5.Dynamic electrical characteristics
Reverse leakage current VR = 600 V
R
Forward voltage dropIF = 12 A
F
SymbolTests conditionsMin.Typ.Max.Unit
IF = 1 A dIF/dt = - 200 A/µs VR = 30 V1421ns
rr
VR = 400 V IF = 12A
dIF/dt = - 200 A/µs
VR = 200 V IF = 12A
/dt = - 200 A/µs
dI
rr
F
S factor
I
t
RM
Q
Figure 1.Conduction losses versus
average current
P(W)
34
32
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
0
0246810121416
δ=0.05
δ=0.1
δ=0.2
I
(A)
F(AV)
δ
δ=0.5
=tp/T
T
Tj = 125 °C
δ=1
tp
Tj = 25 °C30
= 125 °C35400
T
j
T
= 25 °C3.4
j
= 150 °C1.51.9
T
j
6.08.0A
0.3
160nC
Figure 2.Forward voltage drop versus
forward current
IFM(A)
100
90
Tj=150°C
80
70
60
50
40
30
20
10
0
01234567
Tj=150°C
(Maximum values)
(Maximum values)
Tj=150°C
Tj=150°C
(Typicalvalues)
(Typical values)
Tj=25°C
(Maximumvalues)
VFM(V)
µA
V
2/6
Page 3
STTH12S06Characteristics
Figure 3.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-031.E-021.E-011.E+001.E+01
tp(s)
Figure 5.Reverse recovery time versus
dI
/dt (typical values)
F
tRR(ns)
120
100
80
60
40
20
0
050 100 150 200 250 300 350 400 450 500 550 600
Tj=125°C
Tj=25°C
dIF/dt(A/µs)
IF= 12 A
V
=400V
R
Figure 4.Peak reverse recovery current
versus dI
IRM(A)
12
IF= 12 A
11
=400V
V
R
10
9
8
7
6
5
4
3
2
1
0
101001000
/dt (typical values)
F
Tj=125°C
Tj=25°C
dIF/dt(A/µs)
Figure 6. Reverse recovery charges versus
dIF/dt (typical values)
QRR(nC)
260
IF= 12 A
240
=400V
V
R
220
200
180
160
140
120
100
80
60
40
20
0
101001000
Tj=125°C
Tj=25°C
dIF/dt(A/µs)
Figure 7. Junction capacitance versus
reverse voltage applied
(typical values)
C(pF)
100
VR(V)
10
1101001000
V
F=1MHz
=30mV
osc
Tj=25°C
RMS
3/6
Page 4
Package informationSTTH12S06
2 Package information
●Epoxy meets UL94, V0
●Cooling method: by conduction (C)
●Recommended torque value: 0.55 Nm
●Maximum torque value: 0.7 Nm
In order to meet environmental requirements, ST offers these devices in ECOPACK®
packages. These packages have a lead-free second level interconnect. The category of
second level interconnect is marked on the package and on the inner box label, in
compliance with JEDEC Standard JESD97. The maximum ratings related to soldering
conditions are also marked on the inner box label. ECOPACK is an ST trademark.
ECOPACK specifications are available at: www.st.com.
Table 6.TO-220FPAC dimensions
Dimensions
Ref.
MillimetersInches
Min.Max.Min.Max.
A4.44.60.1730.181
A
H
B
B2.52.70.0980.106
D2.52.750.0980.108
E0.450.700.0180.027
Dia
F0.7510.0300.039
L6
L2
L3
L5
F1
L4
D
F11.151.700.0450.067
L7
G4.955.200.1950.205
G12.42.70.0940.106
H1010.40.3930.409
L216 Typ.0.63 Typ.
L328.630.61.1261.205
F
G1
G
E
L49.810.60.3860.417
L52.93.60.1140.142
L615.916.40.6260.646
L79.009.300.3540.366
Dia.3.003.200.1180.126
4/6
Page 5
STTH12S06Ordering information
3 Ordering information
Table 7.Ordering information
Part numberMarkingPackageWeightBase qtyDelivery mode
STTH12S06FPSTTH12S06FPTO-220FPAC1.6450Tube
4 Revision history
Table 8.Revision history
DateRevisionChanges
02-Oct-20071Initial release.
5/6
Page 6
STTH12S06
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