VSSAF5N50
www.vishay.com
Vishay General Semiconductor
Surface-Mount TMBS® (Trench MOS Barrier Schottky) Rectifier
FEATURES
eSMP® Series
• Very low profile - typical height of 0.95 mm
• Ideal for automated placement
• Trench MOS Schottky technology
• Low power losses, high efficiency
• Low forward voltage drop
Top View
Bottom View
SlimSMA (DO-221AC)
Cathode
Anode
• Meets MSL level 1, per J-STD-020, LF maximum peak of
260 °C
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
TYPICAL APPLICATIONS
LINKS TO ADDITIONAL RESOURCES
3D 3D
3D Models
For use in low voltage, high frequency inverters,
freewheeling, DC/DC converters, and polarity protection
applications.
MECHANICAL DATA
PRIMARY CHARACTERISTICS
IF(AV)
5.0 A
VRRM
50 V
IFSM
100 A
VF at IF = 5.0 A
0.41 V
TJ max.
150 °C
Package
SlimSMA (DO-221AC)
Circuit configuration
Single
Case: SlimSMA (DO-221AC)
Molding compound meets UL 94 V-0 flammability rating
Base P/N-M3 - halogen-free, RoHS-compliant, and
commercial grade
Terminals: matte tin plated leads, solderable
J-STD-002 and JESD22-B102
M3 suffix meets JESD 201 class 2 whisker test
per
Polarity: color band denotes cathode end
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER
SYMBOL
Device marking code
Maximum repetitive peak reverse voltage
Maximum DC forward current (fig. 1)
Peak forward surge current 10 ms single half sine-wave
superimposed on rated load
Maximum DC reverse voltage
Operating junction and storage temperature range
VSSAF5N50
UNIT
5N5
VRRM
50
IF (1)
5.0
IF (2)
3.0
IFSM
100
V
A
A
VDC
35
V
TJ, TSTG
-40 to +150
°C
Notes
(1) Mounted on 10 mm x 10 mm pad areas, 2 oz. FR4 PCB
(2) Free air, mounted on recommended copper pad area
Revision: 29-Sep-2020
Document Number: 87719
1
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VSSAF5N50
www.vishay.com
Vishay General Semiconductor
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER
TEST CONDITIONS
IF = 2.5 A
TA = 25 °C
IF = 5.0 A
Instantaneous forward voltage
VF (1)
IF = 2.5 A
TA = 125 °C
IF = 5.0 A
VR = 35 V
Reverse current
TYP.
MAX.
0.41
-
0.48
0.56
0.31
-
0.41
0.50
TA = 25 °C
0.02
-
TA = 125 °C
12
-
-
1.4
19
50
850
-
TA = 25 °C
VR = 50 V
Typical junction capacitance
SYMBOL
IR (2)
TA = 125 °C
4.0 V, 1 MHz
CJ
UNIT
V
mA
pF
Notes
(1) Pulse test: 300 μs pulse width, 1 % duty cycle
(2) Pulse test: Pulse width 40 ms
THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise specified)
PARAMETER
SYMBOL
VSSAF5N50
RJA (1)
115
RJM (1)
12
Typical thermal resistance
UNIT
°C/W
Note
(1) Free air, mounted on recommended PCB, 2 oz. pad area; thermal resistance R
JA - junction to ambient
ORDERING INFORMATION (Example)
UNIT WEIGHT (g)
PREFERRED PACKAGE CODE
BASE QUANTITY
DELIVERY MODE
VSSAF5N50-M3/6A
PREFERRED P/N
0.032
6A
3500
7" diameter plastic tape and reel
VSSAF5N50-M3/6B
0.032
6B
14 000
13" diameter plastic tape and reel
RATINGS AND CHARACTERISTICS CURVES (TA = 25 °C unless otherwise specified)
Axis Title
Axis Title
D = 0.5
1000
4
RthJA = 115 °C/W
3
100
2
1
50
75
100
2.0
D = 0.2
1000
D = 1.0
1.6
D = 0.1
1.2
100
0.8
T
D = tp/T
10
0
25
D = 0.3
0.4
TM measured at cathode
terminal mount typical values
0
2nd line
Average Power Loss (W)
2.4
D = 0.8
1st line
2nd line
RthJM = 12 °C/W
5
1st line
2nd line
2nd line
Average Forward Rectified Current (A)
10000
2.8
10000
6
125
150
tp
10
0
0
1
2
3
4
5
6
Mount Temperature (°C)
Average Forward Current (A)
Fig. 1 - Maximum Forward Current Derating Curve
Fig. 2 - Average Power Loss Characteristics
Revision: 29-Sep-2020
Document Number: 87719
2
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VSSAF5N50
www.vishay.com
Vishay General Semiconductor
Axis Title
Axis Title
2nd line
Transient Thermal Impedance (°C/W)
2nd line
Instantaneous Forward Current (A)
TJ = 150 °C
1000
TJ = 125 °C
TJ = 100 °C
1
100
TJ = 25 °C
TJ = -40 °C
0
0.1
0.2
0.3
0.4
0.5
0.6
Junction to ambient
100
1000
10
100
10
1
0.01
10
0.1
10000
1000
10000
1st line
2nd line
10
0.7
0.1
1
100
Instantaneous Forward Voltage (V)
t - Pulse Duration (s)
Fig. 3 - Typical Instantaneous Forward Characteristics
Fig. 6 - Typical Transient Thermal Impedance
Axis Title
Axis Title
TJ = 150 °C
1000
1st line
2nd line
TJ = 125 °C
0.1
100
0.01
TJ = 25 °C
0.001
Epoxy printed circuit
board FR4 copper
thickness = 70 µm
100
1000
80
1st line
2nd line
TJ = 100 °C
2nd line
Thermal Resistance (°C/W)
10
1
10000
120
10000
100
2nd line
Instantaneous Reverse Current (mA)
10
60
100
40
S (cm2)
20
TJ = -40 °C
0.0001
10
20
30
40
50
60
70
80
10
0
10
90 100
0
1
2
3
4
5
6
7
8
9
10
Percent of Rated Peak Reverse Voltage (%)
Copper Pad Areas (cm2)
Fig. 4 - Typical Reverse Leakage Characteristics
Fig. 7 - Thermal Resistance Junction to Ambient vs.
Copper Pad Areas
Axis Title
10000
10 000
1000
1000
100
100
1st line
2nd line
2nd line
Junction Capacitance (pF)
TJ = 25 °C
f = 1.0 MHz
Vsig = 50 mVp-p
10
10
0.1
1
10
100
Reverse Voltage (V)
Fig. 5 - Typical Junction Capacitance
Revision: 29-Sep-2020
Document Number: 87719
3
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VSSAF5N50
www.vishay.com
Vishay General Semiconductor
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
SlimSMA (DO-221AC)
Cathode Band
0.057 (1.45)
0.049 (1.25)
0.106 (2.70)
0.098 (2.50)
0.171 (4.35)
0.163 (4.15)
0.211 (5.35)
0.199 (5.05)
0.047 (1.20)
0.030 (0.75)
Typ.: 0.019 (0.48)
Mounting Pad Layout
0.039 (1.00)
0.035 (0.90)
0.060 (1.52)
MIN.
0.012 (0.30)
0.006 (0.15)
0.047 (1.20)
MIN.
0.123 (3.12) MAX.
0.217 (5.52) REF.
0.047 (1.20)
MIN.
Revision: 29-Sep-2020
Document Number: 87719
4
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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Revision: 01-Jan-2022
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Document Number: 91000