®
MAIN PRODUCT CHARACTERISTICS
I
F(AV)
V
RRM
2x40A
60 V
Tj (max) 150 °C
V
(max) 0.56V
F
FEATURES AND BENEFITS
VERY SMALL CONDUCTION LOSSES
■
NEGLIGIBLE SWITCHING LOSSES
■
EXTREMELY FAST SWITCHING
■
LOW FORWARD VOLTAGE DROP
■
LOW THERMAL RESISTANCE
■
AVALANCHE CAPABILITY SPECIFIED
■
DESCRIPTION
STPS80L60CY
POWER SCHOTTKY RECTIFIER
A1
K
A2
A2
K
A1
Dual center tap Schottky rectifier suited for CAD
computers and servers.
Packaged in Max247, STPS80L60CY is intended
Max247
for use in low voltage, high frequency switching
power supplies, free wheeling and polarity
protection applications.
ABSOLUTE RATINGS (limiting values, per diode)
Symbol Parameter Value Unit
V
RRM
I
F(RMS)
I
F(AV)
I
FSM
I
RRM
P
ARM
T
stg
Repetitive peak reverse voltage 60 V
RMS forward current 56 A
Average forward current Tc = 130°C
δ = 0.5
Per diode
Per device
40
80
Surge non repetitive forward current tp = 10 ms sinusoidal 400 A
Repetitive peak reverse current tp=2µssquare F = 1kHz 2 A
Repetitive peak avalanche power tp = 1µs Tj = 25°C 20000 W
Storage temperature range - 55 to + 150 °C
Tj Maximum operating junction temperature * 150 °C
dV/dt Critical rate of rise of reverse voltage 10000 V/µs
A
dPtot
*:
<
dTj Rth j a
July 2003 - Ed: 4A
thermal runaway condition for a diode on its own heatsink
−1()
1/4
STPS80L60CY
THERMAL RESISTANCES
Symbol Parameter Value Unit
R
th (j-c)
R
th (c)
When the diodes 1 and 2 are used simultaneously :
∆ Tj(diode 1) = P(diode1) x R
STATIC ELECTRICAL CHARACTERISTICS (per diode)
Symbol Parameter Tests conditions Min. Typ. Max. Unit
I
R
V
Pulse test : * tp = 380 µs, δ <2%
To evaluate the maximum conduction losses use the following equation :
P=0.36xI
Fig.1: Conduction lossesversus average current.
Junction to case Per diode 0.70 °C/W
Total 0.50
Coupling 0.3
(Per diode) + P(diode 2) x R
th(j-c)
* Reverse leakage current Tj= 25°C VR=V
th(c)
RRM
Tj = 125°C 0.4 0.9 A
* Forward voltage drop Tj = 25°CI
F
= 40 A 0.57 V
F
Tj = 125°C 0.50 0.56
Tj=25°CI
= 80 A 0.78
F
Tj = 125°C 0.69 0.77
+ 0.005 x I
F(AV)
F2(RMS)
Fig. 2: Average forward current versus ambient
temperature (δ = 0.5).
1.8 mA
P(W)
35
30
25
20
15
10
5
0
0 1020304050
δ = 0.05
δ = 0.2
δ = 0.1
IF(av)(A)
δ = 0.5
δ
=tp/T
δ = 1
T
tp
Fig. 3: Normalized avalanche power derating
versus pulse duration.
P(t)
ARM p
P (1µs)
ARM
1
0.1
0.01
t (µs)
0.001
0.10.01 1
p
10 100 1000
IF(av)(A)
45
40
35
30
25
20
15
10
5
0
0 25 50 75 100 125 150
Rth(j-a)=Rth(j-c)
Rth(j-a)=5°C/W
Tamb(°C)
Fig. 4: Normalized avalanche power derating
versus junction temperature.
P(t)
ARM p
P (25°C)
ARM
1.2
1
0.8
0.6
0.4
0.2
0
0 25 50 75 100 125 150
T (°C)
j
2/4
STPS80L60CY
Fig. 5: Non repetitive surge peak forward current
versus overload duration (maximum values).
IM(A)
500
450
400
350
300
250
200
150
100
IM
50
0
1.E-03 1.E-02 1.E-01 1.E+00
δ=0.5
t
t(s)
Tc=25°C
Tc=75°C
Tc=125°C
Fig. 7: Reverse leakage current versus reverse
voltage applied (typical values).
IR(mA)
1.E+03
Tj=125°C
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=100°C
Tj=75°C
Tj=50°C
Tj=25°C
VR(V)
Fig. 6: Relative variation of thermal impedance
junction to case versus pulse duration.
Zth(j-c)/Rth(j-c)
1.0
0.9
0.8
0.7
δ = 0.5
0.6
0.5
0.4
δ = 0.2
δ = 0.1
0.3
0.2
Single pulse
0.1
0.0
1.E-03 1.E-02 1.E-01 1.E+00
tp(s)
δ
=tp/T
T
tp
Fig. 8: Junction capacitance versus reverse
voltage applied (typical values).
C(pF)
100.0
10.0
1.0
VR(V)
0.1
1 10 100
F=1MHz
Vosc=30mV
Tj=25°C
Fig. 9: Forward voltage drop versus forward
current.
IFM(A)
1000
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 1.4
Tj=25°C
(Maximum values)
VFM(V)
3/4
STPS80L60CY
PACKAGE MECHANICAL DATA
Max247
DIMENSIONS
REF.
Millimeters Inches
Min. Max. Min. Max.
AE
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
b1 2.00 2.40 0.079 0.094
D
b2 3.00 3.40 0.118 0.133
c 0.40 0.80 0.016 0.031
L1
A1
D 19.70 10.30 0.776 0.799
e 5.35 5.55 0.211 0.219
E 15.30 15.90 0.602 0.626
b1
L
b2
e
b
c
L 14.20 15.20 0.559 0.598
L1 3.70 4.30 0.146 0.169
Ordering type Marking Package Weight Base qty Delivery mode
STPS80L60CY STPS80L60CY Max247 4.4g 30 Tube
■
EPOXY MEETS UL94,V0
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