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
www.vishay.com
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
VISHAY [ VISHAY TELEFUNKEN ]
