ETC STPS640CFP

STPS640CT/CF/CB/CFP
®
POWER SCHOTTKY RECTIFIER
MAIN PRODUCT CHARACTERISTICS
IF(AV)
2x3A
A1
VRRM
40 V
Tj (max)
150 °C
VF (max)
0.57 V
K
A2
FEATURES AND BENEFITS
n VERY SMALL CONDUCTION LOSSES
n NEGLIGIBLE SWITCHING LOSSES
n EXTREMELY FAST SWITCHING
n LOW FORWARD DROP VOLTAGE
n LOW CAPACITANCE
n LOW THERMAL RESISTANCE
n INSULATED PACKAGE:
Insulating voltage = 2000V DC
Capacitance = 12pF
n SMD PACKAGE (tape and reel option: -TR)
n AVALANCHE CAPABILITY SPECIFIED
K
A2
K
A1
A2
A1
TO-220FPAB
STPS640CFP
DPAK
STPS640CB
DESCRIPTION
Dual Schottky rectifier suited to Switch Mode
Power Supplies and other Power Converters.
This device is intended for use in low and medium
voltage operation, and particulary, in high frequency circuitries where low switching losses are
required (free wheeling and polarity protection).
A1
K
A2
TO-220AB
STPS640CT
VRRM
Repetitive peak reverse voltage
RMS forward current
IF(AV)
Average forward current δ = 0.5
K
A2
ISOWATT220AB
STPS640CF
ABSOLUTE RATINGS (limiting values, per diode)
Symbol
Parameter
IF(RMS)
A1
Value
Unit
40
V
TO-220AB / ISOWATT220AB /
TO-220FPAB
10
A
DPAK
6
TO-220AB
Tc = 135°C
3
A
ISOWATT220AB / Tc = 130°C
TO-220FPAB
DPAK
Tc = 120°C
IFSM
Surge non repetitive forward current
tp = 10 ms Sinusoidal
75
A
IRRM
Repetitive peak reverse current
tp = 2 µs
1
A
PARM
Repetitive peak avalanche power
tp = 1µs
Tstg
Tj
dV/dt
Storage temperature range
Maximum operating junction temperature
Critical rate of rise of reverse voltage
August 2003 - Ed: 6B
F = 1kHz square
Tj = 25°C
1300
W
- 65 to + 150
°C
150
°C
10000
V/µs
1/7
STPS640CT/CF/CB/CFP
THERMAL RESISTANCES
Symbol
Rth (j-c)
Parameter
Junction to case
Rth(c)
Coupling
Value
Unit
TO-220AB / DPAK
Per diode
Total
5.5
3
°C/W
ISOWATT220AB /
TO-220FPAB
Per diode
Total
7.5
5.2
TO-220AB
0.5
ISOWATT220AB / TO-220FPAB
°C/W
3
When the diodes 1 and 2 are used simultaneously :
∆ Tj(diode 1) = P(diode1) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c)
STATIC ELECTRICAL CHARACTERISTICS (per diode)
Symbol
IR *
Tests Conditions
Reverse leakage current
Min.
Tj = 25°C
Typ.
VR = VRRM
Tj = 125°C
VF *
Forward voltage drop
Pulse test :
2
Max.
Unit
100
µA
10
mA
V
Tj = 25°C
IF = 3 A
0.63
Tj = 25°C
IF = 6 A
0.84
Tj = 125°C
IF = 3 A
0.5
0.57
Tj = 125°C
IF = 6 A
0.67
0.72
* tp = 380 µs, δ < 2%
To evaluate the maximum conduction losses use the following equation :
P = 0.42 x IF(AV) + 0.050 IF2(RMS)
Fig. 1: Average forward power dissipation versus
average forward current (per diode).
Fig. 2: Average current versus ambient temperature
(δ = 0.5, per diode).
IF(av)(A)
PF(av)(W)
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0.00
0.0
2/7
δ = 0.05
δ = 0.1
δ = 0.2
4.0
δ = 0.5
3.5
TO-220AB/DPAK
Rth(j-a)=Rth(j-c)
3.0
δ=1
ISOWATT220AB
2.5
2.0
Rth(j-a)=15°C/W
1.5
T
T
δ=tp/T
IF(av) (A)
0.5
1.0
1.5
2.0
2.5
3.0
1.0
0.5
tp
3.5
4.0
0.0
δ=tp/T
0
tp
25
Tamb(°C)
50
75
100
125
150
STPS640CT/CF/CB/CFP
Fig. 3: Normalized avalanche power derating
versus pulse duration.
Fig. 4: Normalized avalanche power derating
versus junction temperature.
PARM(tp)
PARM(1µs)
1
PARM(tp)
PARM(25°C)
1.2
1
0.1
0.8
0.6
0.4
0.01
0.2
Tj(°C)
tp(µs)
0.001
0.01
0.1
1
0
10
100
Fig. 5-1: Non repetitive surge peak forward current
versus overload duration.
(Maximum values, per diode) (TO-220AB /
DPAK).
IM(A)
45
40
35
30
25
20
15
IM
10
5
0
1E-3
0
1000
125
150
35
30
25
Tc=75°C
Tc=100°C
Tc=135°C
t(s)
1E-2
Tc=75°C
15
Tc=100°C
Tc=130°C
10
IM
t
5
t
δ=0.5
20
1E-1
1E+0
δ=0.5
t(s)
0
1E-3
1E-2
1E-1
1E+0
Fig. 6-2: Relative variation of thermal transient
impedance junction to case versus pulse duration
(ISOWATT220AB / TO-220FPAB).
Zth(j-c)/Rth(j-c)
1.0
0.8
0.8
δ = 0.5
0.6
δ = 0.5
0.4
δ = 0.2
δ = 0.1
δ = 0.2
T
0.2
Single pulse
δ=tp/T
tp(s)
0.0
1E-3
100
IM(A)
Zth(j-c)/Rth(j-c)
0.2
75
Fig. 5-2: Non repetitive surge peak forward current
versus overload duration.
(Maximum values, per diode) (ISOWATT220AB /
TO-220FPAB).
1.0
0.4
50
40
Fig. 6.1: Relative variation of thermal transient
impedance junction to case versus pulse duration
(TO-220AB / DPAK).
0.6
25
1E-2
1E-1
tp
1E+0
T
δ = 0.1
Single pulse
0.0
1E-3
1E-2
tp(s)
1E-1
δ=tp/T
1E+0
tp
1E+1
3/7
STPS640CT/CF/CB/CFP
Fig. 7: Reverse leakage current versus reverse
voltage applied (typical values, per diode).
Fig. 8: Junction capacitance versus reverse
voltage applied (typical values, per diode).
C(pF)
IR(A)
500
1E-2
F=1MHz
Tj=25°C
Tj=150°C
Tj=125°C
1E-3
100
Tj=100°C
1E-4
1E-5
Tj=75°C
VR(V)
0
5
10
15
20
25
30
35
40
Fig. 9: Forward voltage drop versus forward current
(maximum values, per diode).
10.0
10
VR(V)
1
2
5
10
20
50
Fig. 10: Thermal resistance junction to ambient
versus copper surface under tab (Epoxy printed
circuit board FR4, copper thickness: 35µm).
Rth(j-a) (°C/W)
IFM(A)
80
70
60
Typical values
Tj=150°C
50
1.0
Tj=125°C
40
30
20
10
VFM(V)
0.1
0.0
4/7
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0
S(Cu) (cm²)
0
4
8
12
16
20
24
28
32
36
40
STPS640CT/CF/CB/CFP
PACKAGE MECHANICAL DATA
ISOWATT220AB
DIMENSIONS
REF.
Millimeters
Min.
A
B
D
E
F
F1
F2
G
G1
H
L2
L3
L4
L6
L7
Diam
Max.
4.40
4.60
2.50
2.70
2.50
2.75
0.40
0.70
0.75
1.00
1.15
1.70
1.15
1.70
4.95
5.20
2.40
2.70
10.00 10.40
16.00 typ.
28.60 30.60
9.80
10.60
15.90 16.40
9.00
9.30
3.00
3.20
Inches
Min.
Max.
0.173 0.181
0.098 0.106
0.098 0.108
0.016 0.028
0.030 0.039
0.045 0.067
0.045 0.067
0.195 0.205
0.094 0.106
0.394 0.409
0.630 typ.
1.125 1.205
0.386 0.417
0.626 0.646
0.354 0.366
0.118 0.126
PACKAGE MECHANICAL DATA
TO-220FPAB
REF.
A
B
H
Dia
L6
L2
L7
L3
L5
D
F1
L4
F2
F
G1
G
E
A
B
D
E
F
F1
F2
G
G1
H
L2
L3
L4
L5
L6
L7
Dia.
DIMENSIONS
Millimeters
Inches
Min.
Max.
Min.
Max.
4.4
4.6
0.173
0.181
2.5
2.7
0.098
0.106
2.5
2.75
0.098
0.108
0.45
0.70
0.018
0.027
0.75
1
0.030
0.039
1.15
1.70
0.045
0.067
1.15
1.70
0.045
0.067
4.95
5.20
0.195
0.205
2.4
2.7
0.094
0.106
10
10.4
0.393
0.409
16 Typ.
0.63 Typ.
28.6
30.6
1.126
1.205
9.8
10.6
0.386
0.417
2.9
3.6
0.114
0.142
15.9
16.4
0.626
0.646
9.00
9.30
0.354
0.366
3.00
3.20
0.118
0.126
5/7
STPS640CT/CF/CB/CFP
PACKAGE MECHANICAL DATA
DPAK
DIMENSIONS
REF.
Millimeters
Min.
A
A1
A2
B
B2
C
C2
D
E
G
H
L2
L4
V2
FOOTPRINT DIMENSIONS (in millimeters)
6.7
6.7
3
3
1.6
1.6
2.3
6/7
2.3
Max
2.20
2.40
0.90
1.10
0.03
0.23
0.64
0.90
5.20
5.40
0.45
0.60
0.48
0.60
6.00
6.20
6.40
6.60
4.40
4.60
9.35
10.10
0.80 typ.
0.60
1.00
0°
8°
Inches
Min.
Max.
0.086
0.094
0.035
0.043
0.001
0.009
0.025
0.035
0.204
0.212
0.017
0.023
0.018
0.023
0.236
0.244
0.251
0.259
0.173
0.181
0.368
0.397
0.031 typ.
0.023
0.039
0°
8°
STPS640CT/CF/CB/CFP
PACKAGE MECHANICAL DATA
TO-220AB
DIMENSIONS
REF.
Millimeters
Min.
A
H2
Dia
C
L5
L7
L6
L2
F2
F1
D
L9
L4
F
M
G1
E
G
n
A
C
D
E
F
F1
F2
G
G1
H2
L2
L4
L5
L6
L7
L9
M
Diam.
Max.
4.40
4.60
1.23
1.32
2.40
2.72
0.49
0.70
0.61
0.88
1.14
1.70
1.14
1.70
4.95
5.15
2.40
2.70
10
10.40
16.4 typ.
13
14
2.65
2.95
15.25
15.75
6.20
6.60
3.50
3.93
2.6 typ.
3.75
3.85
Inches
Min.
Max.
0.173
0.181
0.048
0.051
0.094
0.107
0.019
0.027
0.024
0.034
0.044
0.066
0.044
0.066
0.194
0.202
0.094
0.106
0.393
0.409
0.645 typ.
0.511
0.551
0.104
0.116
0.600
0.620
0.244
0.259
0.137
0.154
0.102 typ.
0.147
0.151
Ordering type
Marking
Package
Weight
Base qty
Delivery mode
STPS640CT
STPS640CT
TO-220AB
2.20g
50
Tube
STPS640CB
S640C
DPAK
0.30g
75
Tube
STPS640CB-TR
S640C
DPAK
0.30g
2500
Tape and reel
STPS640CF
STPS640CF
ISOWATT220AB
2.08g
50
Tube
STPS640CFP
STPS640CFP
TO-220FPAB
2.08g
50
Tube
Epoxy meets UL94,V0
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change without notice. This publication supersedes and replaces all information previously supplied.
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