STPS20SM120SR [STMICROELECTRONICS]
Power Schottky rectifier;
| 型号： | STPS20SM120SR |
| 厂家： | 
ST |
| 描述： | Power Schottky rectifier 功效 二极管 |
| 文件： | 总8页 (文件大小：170K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
STPS20SM120S
Power Schottky rectifier
Datasheet − production data
Features
A
K
A
■ High current capability
■ Avalanche rated
■ Low forward voltage drop
■ High frequency operation
K
K
A
Description
A
A
K
K
This Schottky diode is suited for high frequency
switch mode power supply.
A
I2PAK
STPS20SM120SR
TO-220AB narrow leads
STPS20SM120STN
2
Packaged in TO-220AB narrow leads and I PAK,
this device is intended to be used in notebook,
game station and desktop adapters, providing in
these applications a good efficiency at both low
and high load.
Table 1.
Device summary
Symbol
Value
IF(AV)
VRRM
20 A
120 V
0.49 V
150 °C
(a)
Figure 1.
Electrical characteristics
VF (typ)
Tj (max)
I
V
I
"Forward"
2 x I
X
O
I
F
I
O
X
V
AR
RRM
V
V
R
V
I
R
V
V
V
V
F F(2xI
F(I
)
)
o
To
o
"Reverse"
I
AR
a. VARM and IARM must respect the reverse safe
operating area defined in Figure 9. VAR and IAR are
pulse measurements (tp < 10 µs). VR, IR, VRRM and
VF, are static characteristics
April 2012
Doc ID 022921 Rev 1
1/8
This is information on a product in full production.
www.st.com
8
Characteristics
STPS20SM120S
1
Characteristics
Table 2.
Absolute ratings (limiting values with terminals 1 and 3 short circuited at
T
= 25 °C, unless otherwise specified)
amb
Symbo
l
Parameter
Value Unit
VRRM Repetitive peak reverse voltage
IF(RMS) Forward rms current
120
50
V
A
IF(AV) Average forward current, δ = 0.5
Tc = 120 °C
20
A
IFSM Surge non repetitive forward current
tp = 10 ms sinusoidal, Tc = 25 °C
Tj = 125 °C, tp = 10 µs
220
900
A
(1)
PARM
Repetitive peak avalanche power
W
Maximum repetitive
peak avalanche voltage
(2)
VARM
tp < 10 µs, Tj < 125 °C, IAR < 6A
150
150
V
V
Maximum single-pulse
peak avalanche voltage
(2)
VASM
tp < 10 µs, Tj < 125 °C, IAR < 6A
-65 to
+175
Tstg
Tj
Storage temperature range
°C
°C
Maximum operating junction temperature(3)
150
1. For pulse time duration deratings, please refer to Figure 4. More details regarding the avalanche energy
measurements and diode validation in the avalanche are provided in the STMicroelectronics Application
notes AN1768, “Admissible avalanche power of schottky diodes” and AN2025, “Converter improvement
using Schottky rectifier avalanche specification”.
2. See Figure 9
1
dPtot
dTj
<
3.
condition to avoid thermal runaway for a diode on its own heatsink
Rth(j-a)
Table 3.
Symbol
Thermal resistance
Parameter
Value
Unit
Rth(j-c) Junction to case
1.55
°C/W
Table 4.
Symbol
Static electrical characteristics (terminals 1 and 3 short circuited)
Parameter
Test conditions
Tj = 25 °C
Tj = 125 °C
Tj = 125 °C IF = 5 A
Min.
Typ.
Max.
Unit
-
-
-
-
-
-
-
40
15
210
40
µA
Reverse leakage
current
(1)
IR
VR =VRRM
mA
0.49
0.54
0.75
0.62
0.89
0.72
Tj = 25 °C
IF = 10 A
(2)
VF
Forward voltage drop Tj = 125 °C
Tj = 25 °C
0.57
0.65
V
IF = 20 A
Tj = 125 °C
1. Pulse test: tp = 5 ms, δ < 2%
2. Pulse test: tp = 380 µs, δ < 2%
To evaluate the conduction losses use the following equation:
2
P = 0.56 x IF(AV) + 0.008 x IF(RMS)
2/8
Doc ID 022921 Rev 1
STPS20SM120S
Characteristics
Figure 2.
Average forward power dissipation Figure 3.
versus average forward current
Average forward current versus
ambient temperature (δ = 0.5)
PF(AV)(W)
24
IF(AV)(A)
24
20
16
12
8
R
= R
th(j-c)
th(j-a)
δ = 1
δ = 0.2
δ = 0.1
δ = 0.5
δ = 0.05
20
16
12
8
4
T
4
T
Tamb(°C)
δ = tp / T
tp
IF(AV)(A)
δ = tp / T
tp
0
0
0
0
25
50
75
100
125
150
4
8
12
16
20
24
28
Figure 4.
Normalized avalanche power
derating versus pulse duration
Figure 5.
Relative variation of thermal
impedance junction to case versus
pulse duration
PARM(t
)
p
Zth(j-c)/Rth(j-c)
1.0
PARM(10 µs)
1
0.9
0.8
0.7
0.6
0.5
0.4
0.1
Single pulse
0.3
0.2
0.1
0.0
0.01
tp(s)
tp(µs)
0.001
1.E-04
1.E-03
1.E-02
1.E-01
1.E+00
1
10
100
1000
Figure 6.
Reverse leakage current versus
reverse voltage applied
(typical values)
Figure 7.
Junction capacitance versus
reverse voltage applied
(typical values)
C(pF)
1000
IR(mA)
1.E+02
1.E+01
1.E+00
1.E-01
1.E-02
1.E-03
F=1MHz
Vosc =30mVRMS
T=25°C
j
=150
Tj °C
Tj=150°C
Tj=100°C
Tj=75°C
Tj=50°C
Tj=25°C
VR(V)
VR(V)
100
1
0
10
20
30
40
50
60
70
80
90 100 110 120
10
100
1000
Doc ID 022921 Rev 1
3/8
Characteristics
STPS20SM120S
Figure 8.
Forward voltage drop versus
Figure 9.
Reverse safe operating area
forward current
(t < 10 µs and T < 125 °C)
p
j
IFM(A)
1000.0
100.0
10.0
1.0
Iarm (A)
8.0
7.5
7.0
6.5
6.0
5.5
T=125°C
j
(Maximum values)
T=125°C
j
(Typical values)
T=25°C
j
(Maximum values)
Varm (V)
VFM(V)
5.0
0.1
120
130
140
150
160
170
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
4/8
Doc ID 022921 Rev 1
STPS20SM120S
Package information
2
Package information
■
■
■
Epoxy meets UL94, V0
Cooling method: by conduction (C)
Recommended torque value: 0.4 to 0.6 N·m
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.
Table 5.
TO-220AB narrow leads dimensions
Dimensions
Millimeters
Ref.
Inches
Min.
Typ. Max. Min.
4.60 0.17
Typ. Max.
A
b
4.40
0.61
0.95
0.48
15.25
0.18
0.034
0.047
0.027
0.62
0.88 0.024
1.20 0.037
0.70 0.019
15.75 0.60
b1
c
A
P
E
F
Q
D
H1
D1
E
1.27
0.05
D
D1
10.00
2.40
4.95
1.23
6.20
2.40
13.00
2.60
10.40 0.39
2.70 0.094
0.41
L20
L30
L1
e
0.106
0.20
e1
F
5.15
1.32 0.048
6.60 0.24
0.19
b1(x3)
J1
L
0.052
0.26
H1
J1
L
1
2
3
C
e
2.72 0.095
14.00 0.51
2.90 0.102
0.107
0.55
b (x3)
e1
L1
L20
L30
P
0.114
0.61
15.40
28.90
1.14
3.75
2.65
3.85 0.147
2.95 0.104
0.151
0.116
Q
Doc ID 022921 Rev 1
5/8
Package information
STPS20SM120S
2
Devices in I PAK with nickel-plated back frame must NOT be mounted by frame soldering
like SMDs. Such devices are intended to be through-hole mounted ONLY and in no
circumstances shall ST be held liable for any lack of performance or damage arising out of
soldering of nickel-plated back frames.
2
Table 6.
I PAK dimensions
Dimensions
Millimeters
Ref.
Inches
Min.
Max.
Min.
Max.
A
A
A1
b
4.40
2.40
0.61
1.14
0.49
1.23
8.95
2.40
4.95
10
4.60
2.72
0.88
1.70
0.70
1.32
9.35
2.70
5.15
10.40
14
0.173
0.094
0.024
0.044
0.019
0.048
0.352
0.094
0.195
0.394
0.512
0.138
0.050
0.181
0.107
0.035
0.067
0.028
0.052
0.368
0.106
0.203
0.409
0.551
0.155
0.055
E
c2
L2
b1
c
D
c2
D
L1
A1
b1
b
L
e
e1
E
c
e
e1
L
13
L1
L2
3.50
1.27
3.93
1.40
6/8
Doc ID 022921 Rev 1
STPS20SM120S
Ordering information
3
Ordering information
Table 7.
Order code
STPS20SM120SR
Ordering information
Marking
Package
Weight Base qty Delivery mode
PS20SM120SR
I2PAK
1.49 g
1.9 g
50
50
Tube
Tube
TO-220AB
STPS20SM120STN
PS20SM120STN
narrow leads
4
Revision history
Table 8.
Date
02-Apr-2012
Document revision history
Revision
Changes
1
First issue.
Doc ID 022921 Rev 1
7/8
STPS20SM120S
Please Read Carefully:
Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the
right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any
time, without notice.
All ST products are sold pursuant to ST’s terms and conditions of sale.
Purchasers are solely responsible for the choice, selection and use of the ST products and services described herein, and ST assumes no
liability whatsoever relating to the choice, selection or use of the ST products and services described herein.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. If any part of this
document refers to any third party products or services it shall not be deemed a license grant by ST for the use of such third party products
or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoever of such
third party products or services or any intellectual property contained therein.
UNLESS OTHERWISE SET FORTH IN ST’S TERMS AND CONDITIONS OF SALE ST DISCLAIMS ANY EXPRESS OR IMPLIED
WARRANTY WITH RESPECT TO THE USE AND/OR SALE OF ST PRODUCTS INCLUDING WITHOUT LIMITATION IMPLIED
WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS
OF ANY JURISDICTION), OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT.
UNLESS EXPRESSLY APPROVED IN WRITING BY TWO AUTHORIZED ST REPRESENTATIVES, ST PRODUCTS ARE NOT
RECOMMENDED, AUTHORIZED OR WARRANTED FOR USE IN MILITARY, AIR CRAFT, SPACE, LIFE SAVING, OR LIFE SUSTAINING
APPLICATIONS, NOR IN PRODUCTS OR SYSTEMS WHERE FAILURE OR MALFUNCTION MAY RESULT IN PERSONAL INJURY,
DEATH, OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE. ST PRODUCTS WHICH ARE NOT SPECIFIED AS "AUTOMOTIVE
GRADE" MAY ONLY BE USED IN AUTOMOTIVE APPLICATIONS AT USER’S OWN RISK.
Resale of ST products with provisions different from the statements and/or technical features set forth in this document shall immediately void
any warranty granted by ST for the ST product or service described herein and shall not create or extend in any manner whatsoever, any
liability of ST.
ST and the ST logo are trademarks or registered trademarks of ST in various countries.
Information in this document supersedes and replaces all information previously supplied.
The ST logo is a registered trademark of STMicroelectronics. All other names are the property of their respective owners.
© 2012 STMicroelectronics - All rights reserved
STMicroelectronics group of companies
Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan -
Malaysia - Malta - Morocco - Philippines - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America
www.st.com
8/8
Doc ID 022921 Rev 1
相关型号：
STPS2150AF
2A, 150V, SILICON, RECTIFIER DIODE, ROHS COMPLIANT, PLASTIC, DO-221AC, SMA, 2 PIN
STMICROELECTR
©2020 ICPDF网 联系我们和版权申明