This is information on a product in full production.
July 2015 Doc ID018565 Rev 2 1/8
STPS15L45C-Y
Automotive low drop power Schottky rectifier
Datasheet - production data
Features
•Very small conduction losses
•Negligible switching losses
•Extremely fast switching
•Low forward voltage drop
•Avalanche capability specified
•AEC-Q101 qualified
Description
Dual center tab Schottky rectifier suited for Switch
Mode Power Supply and high frequency DC to
DC converters.
Package in DPAK, this device is intended for use
in low voltage, high frequency inverters, free-
wheeling and polarity protection for automotive
application.
'3$.
Table 1. Device summary
Symbol Value
IF(AV) 2 x 7.5 A
VRRM 45 V
Tj (max.) 150 °C
Vf (max.) 0.46 V
www.st.com
Characteristics STPS15L45C-Y
2/8 Doc ID018565 Rev 2
1 Characteristics
When the diodes 1 and 2 are used simultaneously:
∆Tj(diode 1) = P(diode 1) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c)
Table 2. Absolute Ratings (limiting values)
Symbol Parameter Value Unit
VRRM Repetitive peak reverse voltage 45 V
IF(RMS) Forward rms voltage 10 A
IF(AV) Average forward current Tc = 140 °C
δ = 0.5
Per diode
Per device
7.5
15 A
IFSM Surge non repetitive forward current tp = 10 ms sinusoidal 75 A
IRRM Peak repetitive reverse current tp = 2 µs square
F = 1 kHz 1A
PARM Repetitive peak avalanche power tp = 10 µs Tj = 125 °C 266 W
Tstg Storage temperature range -65 to
+175 °C
TjMaximum operating junction temperature range(1)
1. condition to avoid thermal runaway for a diode on its own heatsink
-40 to
+150 °C
dV/dt Critical rate of rise of reverse voltage 10000 V/µs
Table 3. Thermal resistance
Symbol Parameter Value Unit
Rth(j-c) Junction to case Per diode
Tota l
4
2.4 °C/W
Rth(c) Coupling 0.7
Table 4. Static electrical characteristics
Symbol Parameter Test condi tions Min. Typ. Max. Unit
IR(1) Reverse leakage current
Tj = 25 °C
VR = VRRM
-1mA
Tj = 125 °C - 23 45 mA
dPtot
dTj <1
Rth(j-a)
Doc ID018565 Rev 2 3/8
STPS15L45C-Y Characteristics
8
VF(1) Forward voltage drop
Tj = 25 °C IF = 7.5 A - 0.52
V
Tj = 125 °C IF = 7.5 A - 0.40 0.46
Tj = 25 °C IF = 12 A - 0.60
Tj = 125 °C IF = 12 A - 0.49 0.57
Tj = 25 °C IF = 15 A - 0.64
Tj = 125 °C IF = 15 A - 0.53 0.63
1. Pulse test: tp = 380 µs, δ < 2%
To evaluate the conduction losses use the following equation:
P = 0.29 x IF(AV) + 0.023 IF2(RMS)
Table 4. Static electrical characteristics (continued)
Symbol Parameter Test condi tions Min. Typ. Max. Unit
Figure 1. Conductio n losses versus aver age
current Figure 2. Average forward current versus
ambient temperature (δ = 0.5)
3)$9:
,)$9$
į
į
į
į
į
į WS7 WS
,)$9$
5WKMD 5WKMF
5WKMD &:
7DPE&
į WS7 WS
7
Figure 3. Normalized avalanche power derating
versus pulse du ration Figure 4. Relative variation of therm al
impedance junction to ambient vers us pulse
duration
W3V
3$50W33$50V
=WKMF5WKMF
( ( ( (
į
į
į
6LQJOHSXOVH WSV į WS7 WS
7
Characteristics STPS15L45C-Y
4/8 Doc ID018565 Rev 2
Figure 5. Reve rse leakage cu rrent versus
reverse vol tage applied (typical values) Figure 6. Juncti on capacitan ce versu s reverse
voltage app lied (typical values)
,5P$
(
(
(
(
(
7M &
7M &
7M &
7M &
7M &
7M &
959
$O'
959
) 0+]
9
26&
P9
7M &
Fi gure 7. Forward voltage drop ver sus for ward
current Figure 8. Thermal resi sta nce junc tion to
ambient versus copper surface under tab
,)0$
9)09
7M &
0D[LPXPYDOXHV
7M &
7\SLFDOYDOXHV
7M &
0D[LPXPYDOXHV
6FPð
5WKMD&:
HSR[\SULQWHGERDUGFRSSHUWKLFNQHVV P
Doc ID018565 Rev 2 5/8
STPS 15L 45C-Y Packag e informati on
8
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® 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.
2.1 DPAK package information
Figure 9. DPAK package outline
Pack age information STPS15L 45C-Y
6/8 Doc ID018565 Rev 2
Figure 10. Foo tprint (dimension s in mm)
Table 5. DPAK package mechanical dat a
Ref.
Dimensions
Millimeters Inches(1)
1. Values in inches are converted from mm and rounded to 4 decimal digits.
Typ. Min. Max. Typ. Min. Max.
A 2.20 2.40 0.086 0.094
A1 0.90 1.10 0.035 0.043
A2 0.03 0.23 0.001 0.009
B 0.64 0.90 0.025 0.035
B2 5.20 5.40 0.204 0.212
C 0.45 0.60 0.017 0.023
C2 0.48 0.60 0.018 0.023
D 6.00 6.20 0.236 0.244
E 6.40 6.60 0.251 0.259
G 4.40 4.60 0.173 0.181
H 9.35 10.10 0.368 0.397
L2 0.80 0.031
L4 0.60 1.00 0.023 0.039
V2 0° 8° 0° 8°
Doc ID018565 Rev 2 7/8
STPS15L45C-Y Order ing informati on
8
3 Ordering information
4 Revision history
Table 6. Ordering information
Order code Marking Package Weight Base qty. Delivery mode
STPS15L45CBY-TR S15L45CY DPAK 0.30 g 2500 Tape and reel
Table 7. Document revision history
Date Revision Changes
10-Mar-2011 1 First issue.
07-Jul-2015 2 Updated Table 2.
Format updated to current standard.
STPS15L45C-Y
8/8 Doc ID018565 Rev 2
IMP ORTANT NOTICE – PL EA SE REA D CAREFULLY
STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, enhancements, modifications, and
improvements to ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on
ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order
acknowledgement.
Purchasers are solely responsible for the choice, selection, and use of ST products and ST assumes no liability for application assistance or
the design of Purchasers’ products.
No license, express or implied, to any intellectual property right is granted by ST herein.
Resale of ST products with provisions different from the information set forth herein shall void any warranty granted by ST for such product.
ST and the ST logo are trademarks of ST. All other product or service names are the property of their respective owners.
Information in this document supersedes and replaces information previously supplied in any prior versions of this document.
© 2015 STMicroelectronics – All rights reserved
