STTH75S12
K
D O-2 47
K
A
Features
• Ultrafast switching
• Low reverse current
• Low thermal resistance
• Reduces switching and conduction losses
Turbo 2 ultrafast high voltage rectifier
Datasheet
−
production data
Description
The STTH75S12 is developed using ST’s Turbo 2
1200 V technology. It is well-suited as a boost diode, especially for use in UPS.
Table 1. Device summary
Symbol Value
I
F(AV)
V
RRM t rr
(typ)
V
F
(typ)
T j
(max)
75 A
1200 V
40 ns
1.9 V
175 °C
September 2014
This is information on a product in full production.
DocID026666 Rev 1 1/8 www.st.com
8
Characteristics
1 Characteristics
STTH75S12
Symbol
Table 2. Absolute ratings (limiting values at T j
= 25 °C, unless otherwise specified)
Parameter Value Unit
V
RRM
I
F(RMS)
I
F(AV)
I
FSM
T stg
T j
Repetitive peak reverse voltage
Forward rms current
Average forward current,
δ = 0.5
Surge non repetitive forward current
Storage temperature range
Maximum operating junction temperature
T c
= 80 °C t p
= 10 ms sinusoidal
1200
106
75
370
-65 to +175
175
V
A
A
A
°C
°C
Symbol
R th(j-c)
Junction to case
Table 3. Thermal parameters
Parameter Value
0.35
Unit
°C/W
Symbol
I
R
(1)
V
F
(2)
Parameter
Table 4. Static electrical characteristics
Test conditions Min.
Reverse leakage current
Forward voltage drop
T j
= 25 °C
T j
= 150 °C
T j
= 25 °C
T j
= 150 °C
V
R
= V
RRM
I
F
= 75 A
1. Pulse test: t p
= 5 ms,
δ < 2%
2. Pulse test: t p
= 380 µs,
δ < 2%
Symbol t rr
I
RM
S
Q
RR
To evaluate the conduction losses use the following equation:
P = 1.8 x I
F(AV)
+ 0.012 I
F
2
(RMS)
Parameter
Table 5. Dynamic characteristics
Test conditions
Reverse recovery time T j
= 25 °C
I
F
= 1 A, V
R
= 30 V, dI
F
/dt = 200 A/µs
Reverse recovery current
Softness factor
Reverse recovery charge
T j
= 125 °C
I
F
= 75A, V
R
= 600 V, dI
F
/dt = 200 A/µs
Typ.
Max.
50
2 0.2
3.2
1.9
2.7
Unit
µA mA
V
Min.
Typ. Max. Unit
40 55
26
1.2
5300
37 ns
A nC
2/8 DocID026666 Rev 1
STTH75S12 Characteristics
Figure 1. Average forward power dissipation versus average forward current
300
P
F(AV)
(W)
δ
= 0.5
δ
= 1
250
200 δ
= 0.05
δ
= 0.1
δ
= 0.2
150
Figure 2. Forward voltage drop versus forward current (typical values)
1000.0
100.0
10.0
Tj = 150 °C
Tj = 25 °C
100
50
0
0 10 20 30 40
I
F(AV)
(A)
50
T
60 70
δ
= tp/T
80 90 tp
100
1.0
0.1
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
VF(V)
4.0
4.5
Figure 3. Forward voltage drop versus forward current (maximum values)
1000.0
100.0
10.0
1.0
Tj = 150 °C
Tj = 25 °C
0.1
VF(V)
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5
Figure 4. Relative variation of thermal impedance, junction to case, versus pulse duration
Z th(j-c)
/R th(j-c)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
1.E-04
Single pulse
1.E-03 1.E-02 1.E-01 t
P
(s)
1.E+00
Figure 5. Peak reverse recovery current versus dI
F
/dt (typical values)
50
I
RM
(A)
I
F
V
R
= I
F(AV)
= 600 V
T j
= 125 °C
40
Figure 6. Reverse recovery time versus dI
F
/dt
(typical values)
1000 t
RR
(ns)
800
I
F
V
R
= I
F(AV)
= 600 V
T j
= 125 °C
30 600
20 400
10
0
0 50 100 150 200 250 300 350 dI
F
/dt(A/µs)
400 450 500
200
0
0 dI
F
/dt(A/µs)
50 100 150 200 250 300 350 400 450 500
DocID026666 Rev 1 3/8
Characteristics STTH75S12
Figure 7. Reverse recovery charges versus dI
F
/dt (typical values)
10000
Q
RR
(nC)
I
F
V
R
= I
F(AV)
= 600 V
T j
= 125 °C
8000
Figure 8. Reverse recovery softness factor versus dI
F
/dt (typical values)
S
FACTOR
2.0
1.6
V
R
T j
I
F
= I
F(AV)
= 600 V
= 125 °C
6000
4000
1.2
0.8
2000
0
0 50 100 150 200 250 300 350 400 dI
F
/dt(A/µs)
450 500
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
25
Figure 9. Relative variations of dynamic parameters versus junction temperature
S
FACTOR
I
RM
Q
RR
50 75
I
F
V
R
= I
F(AV)
= 600 V
Reference: T j
= 125 °C
100
T j
(°C)
125
0.4
0.0
0 50 dI
F
/dt(A/µs)
100 150 200 250 300 350 400 450 500
Figure 10. Junction capacitance versus reverse voltage applied (typical values)
1000
C(pF)
F = 1 MHz
V
OSC
= 30 mV
RMS
T j
= 25 °C
100
10
1 10 100 1000
V
R
(V)
10000
4/8 DocID026666 Rev 1
STTH75S12 Package information
•
Epoxy meets UL94, V0
•
Cooling method: by conduction (C)
• Recommended torque value: 0.4 N·m 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.
Figure 11. DO-247 dimension definitions
V
V Dia
H
A
L
L5
L3
V2
G
F
DocID026666 Rev 1
L2
F2
F3
L1
L4
D
M E
5/8
L1
L2
L3
L4
L5
M
F
F2
F3
A
D
E
G
H
L
V
V2
Dia.
Package information
Ref.
Min.
4.85
2.20
0.40
1.00
2.00
15.45
19.85
3.70
14.20
2.00
3.55
Table 6. DO-247 dimension values
Dimensions
Millimeters
Typ.
Max.
5.15
2.60
0.80
1.40
Min.
0.191
0.086
0.015
0.039
2.00
2.40
0.078
10.90
15.75
20.15
4.30
0.608
0.781
0.145
18.50
14.80
0.559
34.60
5.50
3.00
0.078
5°
60°
3.65
0.139
Inches
Typ.
0.078
0.429
0.728
1.362
0.216
5°
60°
STTH75S12
Max.
0.203
0.102
0.031
0.055
0.094
0.620
0.793
0.169
0.582
0.118
0.143
6/8 DocID026666 Rev 1
STTH75S12 Ordering information
Order code
STTH75S12W
Table 7. Ordering information
Marking Package Weight Base qty Delivery mode
STTH75S12W DO-247 4.46 g 50 Tube
Date
18-Sep-2014
Table 8. Document revision history
Revision Changes
1 Initial release
DocID026666 Rev 1 7/8
STTH75S12
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8/8 DocID026666 Rev 1
