SMBJ3V3
www.vishay.com
Vishay General Semiconductor
Surface Mount T
RANS
Z
ORB®
Transient Voltage Suppressors
FEATURES
• Uni-directional polarity only
• Peak pulse power: 600 W (10/1000 μs)
• Excellent clamping capability
• Very fast response time
• 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
SMB (DO-214AA)
TYPICAL APPLCIATIONS
Use in sensitive electronics protection against voltage
transients induced by inductive load switching and lighting
on ICs, MOSFET, signal lines of sensor units specifically for
protecting 3.3 V supplied sensitive equipment against
transient overvoltages.
3.3 V
4.1 V
600 W
60 A
175 °C
PRIMARY CHARACTERISTICS
V
WM
V
BR
(uni-directional)
P
PPM
I
FSM
T
J
max.
Polarity
Package
MECHANICAL DATA
Case:
SMB (DO-214AA)
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
Polarity:
color band denotes cathode end
per
Uni-directional
SMB (DO-214AA)
MAXIMUM RATINGS
(T
A
= 25 °C, unless otherwise noted)
PARAMETER
Peak pulse power dissipation
Peak pulse current with a 10/1000 μs waveform (fig. 1)
Peak pulse current with a 8/20 μs waveform (fig. 1)
Non-repetitive peak forward surge current 8.3 ms single half sine-wave
Power dissipation on infinite heatsink, T
L
= 75 °C
Operating junction and storage temperature range
Notes
(1)
Non-repetitive current pulse, per fig. 1
(2)
Mounted on 0.2" x 0.2" (5.0 mm x 5.0 mm) copper pads to each terminal
SYMBOL
P
PPM (1)(2)
I
PP
I
PPM
I
FSM (2)
P
D
T
J
, T
STG
VALUE
600
50
200
60
5
- 65 to + 175
UNIT
W
A
A
A
W
°C
ELECTRICAL CHARACTERISTICS
(T
A
= 25 °C unless otherwise noted)
DEVICE
TYPE
DEVICE
MARKING
CODE
BREAKDOWN
VOLTAGE
V
BR
AT I
T
MIN.
V
SMBJ3V3
KC
4.1
mA
1.0
MAXIMUM
REVERSE
LEAKAGE
CURRENT
I
R
AT V
WM
μA
200
TYPICAL
MAXIMUM MAXIMUM
TYPICAL
JUNCTION
STAND-OFF CLAMPING CLAMPING
TEMPERATURE
CAPACITANCE
VOLTAGE VOLTAGE
VOLTAGE
COEFFICIENT
C
J
AT 0 V
V
C
AT I
PP
V
C
AT I
PPM
V
WM
OF V
BR
1 MHz
10/1000 μs
8/20 μs
V
3.3
V
7.3
A
50
V
10.3
A
200
10
-4
/°C
-5.3
pF
5200
Revision: 02-Aug-2018
Document Number: 89419
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
SMBJ3V3
www.vishay.com
Vishay General Semiconductor
SYMBOL
R
JL
(1)
R
JA
(2)
VALUE
20
100
UNIT
°C/W
°C/W
THERMAL CHARACTERISTICS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Typical thermal resistance, junction to lead
Typical thermal resistance, junction to ambient
Notes
(1)
Thermal resistance from junction to lead - mounted on 0.2" x 0.2" (5.0 mm x 5.0 mm) copper pads to each terminal
(2)
Thermal resistance from junction to ambient - mounted on the recommended PCB pad layout
ORDERING INFORMATION
(Example)
PREFERRED P/N
SMBJ3V3-M3/52
SMBJ3V3-M3/5B
UNIT WEIGHT (g)
0.096
0.096
PREFERRED PACKAGE CODE
52
5B
BASE QUANTITY
750
3200
DELIVERY MODE
7" diameter plastic tape and reel
13" diameter plastic tape and reel
RATINGS AND CHARACTERISTICS CURVES
(T
A
= 25 °C unless otherwise noted)
150
10
I
PPM
- Peak Pulse Current, % I
RSM
t
r
= 10
µs
t
r
= 8
µs
Peak Value
I
PPM
100
Half Value - I
PP
I
PPM
2
50
t
d
= 1000 µs
t
d
= 20 µs
I
R
(T
J
)/I
R
(T
J
= 25 °C)
T
J
= 25 °C
Pulse Width (t
d
)
is defined as the Point
where the Peak Current
decays to 50 % of I
PPM
1
t
d
0
0
1.0
2.0
3.0
4.0
0.1
0
25
50
75
100
125
150
175
t - Time (ms)
T
J
- Junction T emperature (°C)
Fig. 1 - Pulse Waveform
Fig. 3 - Relative Variation of Leakage Current vs.
Junction Temperature
10
10
P
PPM
- Peak Pulse Power (kW)
Clamping Voltage (V)
8
1
6
10/1000 µs
8/20 µs
0.1
0.01
4
0.1
1
10
0.1
1
10
100
1000
t
d
- Pulse Width (ms)
I
PP
(A)
Fig. 2 - Peak Pulse Power Rating Curve
Fig. 4 - Clamping Voltage vs. Peak Pulse Current
(T
J
initial = 25 °C)
Revision: 02-Aug-2018
Document Number: 89419
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
SMBJ3V3
www.vishay.com
Vishay General Semiconductor
100
5500
C
J
- Junction Capacitance (pF)
I
F
- Peak Forward Current (A)
5000
4500
4000
3500
3000
2500
2000
0
0.5
1
1.5
2
2.5
3
3.5
T
J
= 175 °C
10
T
J
= 25 °C
1
0.1
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
Reverse Voltage (V)
V
F
- Forward Voltage Drop (V)
Fig. 5 - Typical Junction Capacitance
Fig. 7 - Typical Peak Forward Voltage Drop vs. Peak
Forward Current
100
10
1
0.01
0.1
1
10
100
1000
t - Pulse Duration (s)
Transient Thermal Impedance (°C/W)
Fig. 6 - Typical Transient Thermal Impedance
PACKAGE OUTLINE DIMENSIONS
in inches (millimeters)
SMB
(DO-214AA)
Cathode Band
0.085 (2.159)
MAX.
Mounting Pad Layout
0.086 (2.20)
0.077 (1.95)
0.155 (3.94)
0.130 (3.30)
0.086 (2.18)
MIN.
0.180 (4.57)
0.160 (4.06)
0.012 (0.305)
0.006 (0.152)
0.096 (2.44)
0.084 (2.13)
0.060 (1.52)
MIN.
0.220 REF.
0.060 (1.52)
0.030 (0.76)
0.220 (5.59)
0.205 (5.21)
0.008 (0.2)
0 (0)
Revision: 02-Aug-2018
Document Number: 89419
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
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding
statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk.
Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
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© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
1
Document Number: 91000
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