Document
STPS61150C
Datasheet
150 V power Schottky rectifier
A1
K A2
TO-247
A2 K
A1
Product status
STPS61150C
Product summary
IF(AV)
2 x 30 A
VRRM
150 V
Tj(max.)
175 °C
VF(typ.)
0.63 V
Features
• High junction temperature capability • Low leakage current • Good trade off between leakage current and forward voltage drop • Low thermal resistance • High frequency operation • ECOPACK®2 compliant
Applications
• Switching diode • SMPS • DC/DC converter • Telecom power
Description
This dual diode common cathode Schottky rectifier is optimized for high frequency switched mode power supplies. Packaged in TO-247, the STPS61150C combines high current rating and low volume to enhance both reliability and power density of the application.
DS3631 - Rev 2 - June 2018 For further information contact your local STMicroelectronics sales office.
www.st.com
STPS61150C
Characteristics
1
Characteristics
Table 1. Absolute ratings (limiting values, per diode at 25 °C, unless otherwise specified)
Symbol
Parameter
VRRM Repetitive peak reverse voltage
IF(RMS) Forward rms current
IF(AV) Average forward current, δ = 0.5, square wave
Tc = 150 °C Tc = 145 °C
Per diode Per device
IFSM Surge non repetitive forward current
tp = 10 ms sinusoidal
PARM Repetitive peak avalanche power
tp = 10 µs, Tj = 125 °C
Tstg Storage temperature range
Tj
Maximum operating junction temperature(1)
1. (dPtot/dTj) < (1/Rth(j-a)) condition to avoid thermal runaway for a diode on its own heatsink.
Value
Unit
150
V
80
A
30 A
60
500
A
2290
W
-65 to +175 °C
+175
°C
Symbol Rth(j-c) Rth(c)
Table 2. Thermal resistance parameters
Junction to case Coupling
Parameter
Per diode Total
Value 0.9 0.6 0.3
Unit °C/W °C/W
When the diodes 1 and 2 are used simultaneously: ΔTj (diode1) = P(diode1) x Rth(j-c) (per diode) + P(diode2) x Rth(c)
For more information, please refer to the following application note : • AN5088 : Rectifiers thermal management, handling and mounting recommendations
Table 3. Static electrical characteristics (per diode)
Symbol
Parameter
IR (1)
Reverse leakage current
VF (2)
Forward voltage drop
1. Pulse test: tp = 5 ms, δ < 2% 2. Pulse test: tp =380 µs, δ < 2%
Test conditions
Tj = 25 °C Tj = 125 °C
VR = VRRM
Tj = 25 °C Tj = 125 °C
IF = 30 A
Tj = 25 °C Tj = 125 °C
IF = 60 A
Min. Typ. Max. Unit
-
7
20
µA
-
7
25
mA
-
0.84
-
0.63 0.67
V
-
0.92
-
0.76 0.80
To evaluate the conduction losses, use the following equation: P = 0.54 x IF(AV) + 0.0043 x IF 2 (RMS)
For more information, please refer to the following application notes related to the power losses : • AN604: Calculation of conduction losses in a power rectifier • AN4021: Calculation of reverse losses on a power diode
DS3631 - Rev 2
page 2/10
STPS61150C
Characteristics (curves)
1.1
Characteristics (curves)
Figure 1. Average forward power dissipation versus average forward current (per diode)
PF(AV)(W)
30 25 20
δ=0.05
δ=0.1
δ=0.2
δ=0.5
15
δ=1.0
10
T 5
IF(AV)(A)
δ=tp/T
tp
0
0
5
10
15
20
25
30
35
40
Figure 2. Average forward current versus ambient temperature (δ = 0.5, per diode)
IF(AV)(A)
35
30 25 20
15
10 5 0 0
T
δ=tp/T
25
tp 50
Rth(j-a)=Rth(j-c)
Rth(j-a)=15°C/W
T a mb (°C)
75
100
125
150
175
Figure 3. Normalized avalanche power derating versus pulse duration (Tj= 125 °C)
PARM (t p ) 1 PARM(10 µs)
0.1
0.01 0.001
1
t p(µs)
10
100
1000
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
Single pulse
0.0 1.E-03
1.E-02
tp(s)
1.E-01
1.E+00
DS3631 - Rev 2
page 3/10
STPS61150C
Characteristics (curves)
Figure 5. Reverse leakage current versus reverse voltage applied (typical values, per diode)
IR (µA)
1.E+05 1.E+04 1.E+03 1.E+02 1.E+01
Tj = 150 °C Tj = 125 °C Tj = 100 °C Tj = 75 °C
Tj = 50 °C
1.E+00
Tj = 25 °C
1.E-01 10
30
50
VR(V)
70
90
110
130
150
Figure 6. Junction capacitance versus reverse voltage applied (typical values, per diode)
C(pF) 10000
F = 1 MHz
VOSC = 30 mVRMS Tj = 25 °C
1000
100 1
VR(V)
10
100
1000
Figure 7. Forward voltage drop versus forward current (per diode)
IF (A)
100.0
Tj = 125 °C (maximum values)
10.0
Tj = 125 °C (typical values)
Tj = 25 °C (maximum values)
1.0
VF(V) 0.1
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2
DS3631 - Rev 2
page 4/10
STPS61150C
Package information
2
Package information
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.
DS3631 - Rev 2
page 5/10
STPS61150C
TO-247 package information
2.1
TO-247 package information
• Epoxy meets UL94, V0 • Cooling method: by conduction .