SMB
Series
600Watts Surface Mount Transient Voltage Suppressor
STAND-OFF VOLTAGE -
6.8
to
200
Volts
POWER DISSIPATION -
600
WATTS
Features
Rating to 200V VBR
For surface mounted applications
Reliable low cost construction utilizing molded plastic
technique
Plastic material has UL flammability classification
94V-O
Typical IR less than 1uA above 10V
Fast response time: typically less than 1.0ps for
Uni-direction,less than 5.0ns for Bi-direction,form 0
Volts to BV min
DO-214AA(SMB)
4.7± 0.25
2.0± 0.15
5.4± 0.2
Mechanical Data
Case : Molded plastic
Polarity : by cathode band denotes uni-directional
device none cathode band denotes bi-directional device
Weight : 0.003 ounces, 0.093 gram
2.3± 0.15
1.3± 0.2
0.203MAX
Dimensions in millimeters
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%
CHARACTERISTICS
PEAK POWER DISSIPATION AT T
A
= 25 C,
T
P
= 1ms (Note 1,2)
Peak Forward Surge Current 8.3ms
single half sine-wave super imposed
on rated load (Note 3)
(JEDEC METHOD)
Steady State Power Dissipation at T
L
=75 C
SYMBOLS
VALUE
3.6± 0.3
0.2± 0.05
UNIT
P
PK
Minimum 600
WATTS
I
FSM
100
AMPS.
P
M(AV)
5.0
WATTS
Maximum Instantaneous forward voltage
at 50A for unidirectional devices only (Note 3)
V
F
SEE NOTE 4
Volts
Operating Temperature Range
T
J
-55 to +150
C
Storage Temperature Range
T
STG
-55 to +175
C
NOTES : 1. Non-repetitive current pulse, per fig. 3 and derated above T
A
= 25 C per fig.1.
2. Thermal Resistance junction to Lead
3. 8.3ms single half-sine wave duty cycle= 4 pulses maximum per minute (unidirectional units only).
4. V
F
= 3.5V on SMB6.8 thru SMB90A devices and V
F
= 5.0V on SMB100 thru SMB200A devices.
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SMB
Series
600Watts Surface Mount Transient Voltage Suppressor
RATING AND CHARACTERISTIC CURVES
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG.1 - PULSE DERATING CURVE
PEAK PULSE DERATING IN % OF PEAK
POWER OR CURRENT
100
FIG.2 - MAXIMUM NON-REPETITIVE SURGE CURRENT
120
100
80
60
40
20
0
1
2
5
10
20
50
100
Pulse Width 8.3ms
Single Half-Sine-Wave
(JEDEC METHOD)
75
50
25
10 X 1000 WAVEFORM AS
DEFINED BY R.E.A.
0
0
25
50
75
100
125
150
175
200
AMBIENT TEMPERATURE, C
NUMBER OF CYCLES AT 60Hz
FIG.3 - PULSE WAVEFORM
T
R
=10us
10000
FIG.4 - TYPICAL JUNCTION CAPACITANCE
I
P
PEAK PULSE CURRENT , (%)
100
Peak value (I
RSM)
Half value=
2
CAPACITANCE , (pF)
I
RSM
Pulse width (T
P
) is defined
as that point where the
peak current decays to
50% of I
RSM
Uni-directional
T
J
= 25 C
1000
Bi-directional
50
T
J
=25 C
10 x 1000 waveform as
defined by R.E.A.
100
TP
0
0
1.0
2.0
3.0
4.0
10
1
10
100
1000
T, TIME ( ms )
STAND-OFF VOLTAGE, VOLTS
100
T
A
=150 C
PM
(AV)
STEADY STATE POWER DISSIPATION (W)
FIG.5 - PULSE RATING CURVE
FIG.6 - STEADY STATE POWER DERATING CURVE
5.0
P
P
, PEAK POWER ( K
W
)
4.0
10
NON-REPETITIVE
PULSE WAVEFORM
SHOWN IN FIG 3.
3.0
2.0
1.0
5.0mm LEAD AREAS
1.0
60Hz RESISTIVE OR
INDUCTIVE LOAD
0.1
0.1us
1.0us
10us
100us
1.0ms
10ms
0.0
0
25
50
75
100
125
150
175
200
T
P
, PULSE WIDTH
TL, LEAD TEMPERATURE
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mail:lge@luguang.cn
SMB
Series
600Watts Surface Mount Transient Voltage Suppressor
Maximum
Reverse
Leakage at
V
RWM
IR (uA)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Maximum
Reverse Voltage
at I
RSM
(Clamping
Voltage)
V
RSM
(Volts)
67.8
64.8
73.5
70.1
80.5
77.0
89.0
85.0
98.0
92.0
108
103
118
113
131
125
144
137
158
152
173
165
187
179
215
207
230
219
244
234
258
246
287
274
Device
Uni-
directional
Device
Bi-
directional
Device
Marking code
Breakdowm voltage
VBR Volts
Working
PeakReverse
Voltage
V
RWM
(Volts)
38.1
40.2
41.3
43.6
45.4
47.8
50.2
53.0
55.1
58.1
60.7
64.1
66.4
70.1
73.7
77.8
81.0
85.5
89.2
94.0
97.2
102
105
111
121
128
130
136
138
145
146
154
162
171
Maximum
Reverse Surge
Current
I
RSM
(Amps)
8.85
9.26
8.16
8.56
7.45
7.79
6.74
7.06
6.12
6.52
5.56
5.83
5.08
5.31
4.58
4.80
4.17
4.38
3.80
3.95
3.47
3.64
3.21
3.35
2.79
2.90
2.61
2.74
2.46
2.56
2.33
2.44
2.09
2.19
(UNI)
SMB47
SMB47A
SMB51
SMB51A
SMB56
SMB56A
SMB62
SMB62A
SMB68
SMB68A
SMB75
SMB75A
SMB82
SMB82A
SMB91
SMB91A
SMB100
SMB100A
SMB110
SMB110A
SMB120
SMB120A
SMB130
SMB130A
SMB150
SMB150A
SMB160
SMB160A
SMB170
SMB170A
SMB180
SMB180A
SMB200
SMB200A
NOTE :
SMB47C
SMB47CA
SMB45C
SMB45CA
SMB56C
SMB56CA
SMB62C
SMB62CA
SMB68C
SMB68CA
SMB75C
SMB75CA
SMB82C
SMB82CA
SMB91C
SMB91CA
SMB100C
SMB100CA
SMB110C
SMB110CA
SMB120C
SMB120CA
SMB130C
SMB130CA
SMB150C
SMB150CA
SMB160C
SMB160CA
SMB170C
SMB170CA
SMB180C
SMB180CA
SMB200C
SMB200CA
(BI)
Min.
42.3
44.7
45.9
48.5
50.4
53.2
55.8
Max.
51.7
49.4
56.1
53.6
61.6
58.8
68.2
65.1
74.8
71.4
82.5
78.8
90.2
86.0
100
95.5
110
105
121
116
132
126
143
137
165
158
176
168
187
179
198
189
220
210
@IT( mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
MDK MDM
MEK MEM
MFK MFM
MGK MGM
MHK MHM
MKK MKM
MLK MLM
MMK MMM 58.9
MNK MNM
MPK MPM
MQK MQM
MRK MRM
MSK MSM
MTK MTM
MUK MUM
MVK MVM
61.2
64.6
67.5
71.3
73.8
77.8
81.9
86.5
MWK MWM 90.0
MXK MXM
MYK MYM
MZK MZM
NDK NDM
NEK
NFK
NEM
NFM
95.0
99.0
105
108
114
117
124
135
143
144
152
153
162
162
171
180
190
NGK NGM
NHK NHM
NKK NKM
NLK
NLM
NMK NMM
NNK NNM
NPK
NPM
NQK NQM
NRK NRM
NSK
NTK
NSM
NTM
1) Suffix 'A ' denotes 5% tolerance device,no suffix denotes 10 % tolerance device.
2) Add suffix 'C 'or ' CA ' after part number to specify Bi-directional devices.
3) For Bi-Directional devices having VR of 10 volts and under, the IR limit is double .
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mail:lge@luguang.cn
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