New Product
SMB30A300
Vishay General Semiconductor
Asymmetric Transient Voltage Suppressor
FEATURES
• Glass passivated chip junction
• Ideal for automated placement
• Very fast response time
• Low incremental surge resistance, excellent
clamping capability
• Meets MSL level 1, per J-STD-020C, LF max peak
of 260 °C
• Solder dip 260 °C, 40 seconds
• Component in accordance to RoHS 2002/95/EC
and WEEE 2002/96/EC
TYPICAL APPLICATIONS
For use in wiper motor application, to replace varistor.
PRIMARY CHARACTERISTICS
I
PPM
V
C
V
BR
at TVS
V
BR
at Diode
T
J
max.
14.5 A
41.4 V
30 V
300 V
150 °C
DO-214AA (SMB)
30
V
300
V
MECHANICAL DATA
Case:
DO-214AA (SMB)
Epoxy meets UL 94V-0 flammability rating
Terminals:
Matte tin plated leads, solderable per
J-STD-002B and JESD22-B102D
E3 suffix for commercial grade, HE3 suffix for high
reliability grade (AEC Q101 qualified)
Polarity:
Color band denotes TVS 30 V cathode end,
the cathode of 300 V is at the other terminal side
MAXIMUM RATINGS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Peak pulse current with a 10/1000 µs waveform per (Fig. 1)
Maximum reverse current of 30 V TVS side at V
WM
= 25.6 V
Maximum reverse current of 300 V diode side at V
WM
= 243
Operating junction and storage temperature range
Notes:
(1) All terms and symbols are consistant with ANSI/IEEE C62.35
(2) V
WM
means stand-off voltage
(1)(2)
SYMBOL
I
PPM
I
D
I
D
T
J
, T
STG
V
(1)(2)
VALUE
14.5
5.0
1.0
- 55 to + 150
UNIT
A
µA
µA
°C
ELECTRICAL CHARACTERISTICS
(T
A
= 25 °C unless otherwise noted)
DEVICE
MARKING
CODE
30F
28.5
270
31.5
360
1.0
1.0
130
72
14.5
-
41.4
-
BREAKDOWN VOLTAGE
V
BR
AT I
T (1)
(V)
MIN
SMB30A300
30 V TVS
300 V Diode
Notes:
(1) Pulse test: t
p
≤
50 ms
(2) Surge current waveform per Fig. 1
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252
Document Number: 88476
Revision: 03-Aug-07
MAX
TEST
CURRENT
I
T
(mA)
TYPICAL
JUNCTION
CAPACITANCE AT
4.0 V, 1 MHz
C
J
(pF)
MAXIMUM PEAK
PULSE SURGE
CURRENT I
PPM (2)
(A)
MAXIMUM
CLAMPING
VOLTAGE
AT I
PPM
V
C
(V)
DEVICE TYPE
New Product
SMB30A300
Vishay General Semiconductor
ORDERING INFORMATION
(Example)
PREFERRED P/N
SMB30A300-E3/52
SMB30A300-E3/5B
SMB30A300HE3/52
(1)
SMB30A300HE3/5B
(1)
Note:
(1) Automotive grade AEC Q101 qualified
UNIT WEIGHT (g)
0.096
0.096
0.096
0.096
PREFERRED PACKAGE CODE
52
5B
52
5B
BASE QUANTITY
750
3200
750
3200
DELIVERY MODE
7" diameter plastic tape and reel
13" diameter plastic tape and reel
7" diameter plastic tape and reel
13" diameter plastic tape and reel
RATINGS AND CHARACTERISTICS CURVES
(T
A
= 25 °C unless otherwise noted)
150
1000000
I
PPM
- Peak Pulse Current, % I
RSM
t
r
= 10
µs
Peak
Value
I
PPM
100
Half
Value
- I
PP
I
PPM
2
Instantaneous Reverse Current (µA)
T
J
= 25 °C
Pulse
Width
(t
d
)
is defined as the Point
where
the Peak Current
decays to 50 % of I
PPM
100000
10000
T
J
= 150 °C, at 300
V
T
J
= 150 °C, at 30
V
1
T
J
= 25 °C, at 30
V
0.100
0.010
T
J
= 25 °C, at 300
V
50
10/1000
µs Waveform
as defined
by
R.E.A.
t
d
0
0
1.0
2.0
3.0
4.0
0.001
5
15
25
35
45
55
65
75
85
95
t - Time (ms)
Percentage of
V
BR
(%)
Figure 1. Pulse Waveform
Figure 3. Typical Reverse Leakage Current
10000
100
Transient Thermal Impedance (°C/W)
10
1000
Reverse Surge Power (W)
10
1000
1.0
100
100
10000
0.1
0.001
0.01
0.1
1
10
100
1000
Pulse
Width
(ms) - ½ I
PP
Exponential
Waveform
t - Pulse Duration (s)
Figure 2. Reverse Power Capability for TVS
Figure 4. Typical Transient Thermal Impedance
Document Number: 88476
Revision: 03-Aug-07
www.vishay.com
253
New Product
SMB30A300
Vishay General Semiconductor
PACKAGE OUTLINE DIMENSIONS
in inches (millimeters)
DO-214AA (SMB)
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)
0.060 (1.52)
MIN.
0.220 REF.
0.096 (2.44)
0.084 (2.13)
0.060 (1.52)
0.030 (0.76)
0.008 (0.2)
0 (0)
0.220 (5.59)
0.205 (5.21)
www.vishay.com
254
Document Number: 88476
Revision: 03-Aug-07
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice.
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 herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
www.vishay.com
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