STPS80H100C
High voltage power Schottky rectifier
Features
■ High reverse voltage
■ Negligible switching losses
■ Low forward voltage drop
■ Low leakage current
■ High temperature
■ Low thermal resistance
■ Avalanche capability specified
Description
Dual center tap Schottky rectifier suited for
Switched Mode Power Supplies and high
frequency DC to DC converters.
Packaged in Max247, this device is intended for
use in high frequency computer and telecom
converters.
A1
A2
A1
Max247
STPS80H100CY
j
Table 1. Device summary
Symbol Value
I
F(AV)
V
RRM
(max) 175 °C
T
j
(max) 0.70 V
V
F
K
A2
K
2 x 40 A
100 V
June 2010 Doc ID 6727 Rev 3 1/7
www.st.com
7
Characteristics STPS80H100C
1 Characteristics
Table 2. Absolute ratings (limiting values, per diode)
Symbol Parameter Value Unit
V
I
F(RMS)
I
F(AV)
I
I
P
T
Repetitive peak reverse voltage 100 V
RRM
Forward rms current 50 A
Average forward current
Surge non repetitive forward current tp = 10 ms sinusoidal 400 A
FSM
Repetitive peak reverse current tp = 2 µs, F= 1 kHz 2 A
RRM
Repetitive peak avalanche power tp = 1 µs, Tj = 25 °C 39200 W
ARM
Storage temperature range -65 to + 175 °C
stg
Maximum operating junction temperature
T
j
Tc = 155 °C
δ = 0.5
(1)
Per diode
Per device
40
80
175 °C
dV/dt Critical rate of rise of reverse voltage 10000 V/µs
<
Rth(j-a)
1
dPtot
1. condition to avoid thermal runaway for a diode on its own heatsink
dTj
Table 3. Thermal resistance
Symbol Parameter Value Unit
R
R
Junction to case
th(j-c)
Coupling 0.3
th(c)
Per diode
To t al
0.7
0.5
°C/W
When the diodes 1 and 2 are used simultaneously :
A
ΔTj(diode 1) = P(diode1) x R
Table 4. Static electrical characteristics
(Per diode) + P(diode 2) x R
th(j-c)
Symbol Parameter Test conditions Min. Typ. Max. Unit
= 25 °C
T
Reverse leakage
(1)
I
R
current
(2)
V
1. Pulse test: tp = 5 ms, δ < 2%
2. Pulse test: tp = 380 µs, δ < 2%
Forward voltage drop
F
j
= 125 °C 7 20 mA
T
j
= 25 °C IF = 40 A 0.8
T
j
T
= 125 °C IF = 40 A 0.65 0.7
j
T
= 25 °C IF = 80 A 0.94
j
= 125 °C IF = 80 A 0.79 0.84
T
j
V
To evaluate the conduction losses use the following equation:
P = 0.5 x I
2/7 Doc ID 6727 Rev 3
F(AV)
+ 0.0055 I
F2(RMS)
R
= V
th(c)
20 µA
RRM
V
STPS80H100C Characteristics
/
Figure 1. Average forward power dissipation
versus average forward current
(per diode)
PF(av)(W)
35
30
25
20
δ = 0.2
δ = 0.1
δ = 0.05
δ = 0.5
δ = 1
15
δ
=tp/T
T
tp
10
5
0
0 5 10 15 20 25 30 35 40 45 50
IF(av) (A)
Figure 3. Normalized avalanche power
derating versus pulse duration
P(tp)
ARM
P (1µs)
ARM
1
0.1
0.01
t (µs)
0.001
0.10.01 1
10 100
p
1000
Figure 5. Non repetitive surge peak forward
current versus overload duration
(maximum values, per diode)
Figure 2. Average forward current versus
ambient temperature
(δ = 0.5, per diode)
IF(av)(A)
50
45
40
Rth(j-a)=Rth(j-c)
35
30
25
20
15
Rth(j-a)=5°C/W
T
10
5
δ
0
0 25 50 75 100 125 150 175
=tp/T
tp
Tam b( °C )
Figure 4. Normalized avalanche power
derating versus junction
temperature
P(T)
ARM j
P (25 °C)
ARM
1.2
1
0.8
0.6
0.4
0.2
T (°C)
0
25 50 75 100 125
j
Figure 6. Relative variation of thermal
impedance junction to case versus
pulse duration (per diode)
150
Rth(j-c)
IM(A)
500
400
300
Tc=50°C
Tc=75°C
200
IM
100
0
1E-3 1E-2 1E-1 1E+0
δ=0.5
t
t(s)
Tc=110°C
Zth(j-c)
1.0
0.8
δ = 0.5
0.6
δ = 0.2
0.4
δ = 0.1
0.2
Single pulse
0.0
1E-3 1E-2 1E-1 1E+0
tp(s)
δ
=tp/T
T
tp
Doc ID 6727 Rev 3 3/7
Characteristics STPS80H100C
Figure 7. Reverse leakage current versus
1E+4
reverse voltage applied
(typical values, per diode)
IR(µA)
Tj=125°C
Figure 8. Junction capacitance versus
reverse voltage applied
(typical values, per diode)
C(nF)
5.0
1E+3
1E+2
1.0
1E+1
1E+0
1E-1
0 102030405060708090100
Tj=25°C
VR(V)
0.1
VR(V)
1 2 5 10 20 50 100
Figure 9. Forward voltage drop versus forward current (maximum value, per diode)
IFM(A)
500
100
10
Tj=125°C
Tj=25°C
F=1MHz
Tj=25°C
1
VFM(V)
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
4/7 Doc ID 6727 Rev 3
STPS80H100C Package information
2 Package information
● Epoxy meets UL94, V0
● Lead-free packages
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
Table 5. Max247 dimensions
®
packages, depending on their level of environmental compliance. ECOPACK®
®
is an ST trademark.
.
Dimensions
Ref.
Millimeters Inches
Min. Max. Min. Max.
EA
A 4.70 5.30 0.185 0.209
A1 2.20 2.60 0.087 0.102
b 1.00 1.40 0.038 0.055
D
b1 2.00 2.40 0.079 0.094
b2 3.00 3.40 0.118 0.133
c 0.40 0.80 0.016 0.031
L1
L
A1
b1
b2
D 19.70 20.30 0.776 0.799
e 5.35 5.55 0.211 0.219
E 15.30 15.90 0.602 0.626
bc
e
L 14.20 15.20 0.559 0.598
L1 3.70 4.30 0.146 0.169
Doc ID 6727 Rev 3 5/7
Ordering information STPS80H100C
3 Ordering information
Table 6. Ordering information
Order code Marking Package Weight Base qty Delivery mode
STPS80H100CY STPS80H100CY Max247 4.4 g 30 Tube
4 Revision history
Table 7. Document revision history
Date Revision Change
July-2003 2B Last release.
21-Jun-2010 3
Updated package illustration on page 1 and Section 2: Package
information on page 5.
6/7 Doc ID 6727 Rev 3
STPS80H100C
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Doc ID 6727 Rev 3 7/7
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