Page 1
LITEON
POWER
SEMICONDUCTOR
SMB SERIES
SURFACE MOUNT
UNIDIRECTIONAL AND BIDIRECTIONAL
TRANSIENT VOLTAGE SUPPRESSORS
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
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
STAND-OFF VOLTAGE POWER DI SSIPATION -
SMB
A
B
G
H
E
C
D
F
DIM. MIN. MAX.
A
B
C
D
E
F
G
H
All Dimensions in millimeter
6.8 to 200
600
WATTS
SMB
4.06 4.57
1.96
5.21 5.59
0.05 0.20
2.01 2.62
0.76 1.52
Volts
3.94 3.30
2.21
0.31 0.15
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
A
PEAK POWER DISSIPATION AT T
= 1ms (Note 1,2)
T
P
Peak Forward Surge Current 8.3ms
single half sine-wave super imposed
on rated load (Note 3)
Steady State Po wer Dissipation a t T
Maximum Instantaneous forward voltage
at 50A for unidirectional devices only (Note 3)
Operating Temperature Range
Storage Temperature Range
= 25 C,
(JEDEC METHOD)
=75 C
L
SYMBOLS VALUE
PK
P
FSM
I
M(AV)
P
F
V
J
T
STG
T
UNIT
Minimum 600
100
5.0
SEE NOTE 4 Volts
-55 to +150
-55 to +175 C
WATTS
AMPS.
WATTS
C
NOTES : 1. Non-repetitive c urrent pulse, per fig. 3 and derated above TA= 25 C per fig.1.
2. Thermal Resistance junction to Lead
3. 8.3ms sin gle half-sine wave duty cycle= 4 pul ses maximum per minute (unidirectional units only).
4. V
F
= 3.5V on SMB6.8 thru SMB90A devices and VF= 5.0V on SMB100 thru SMB200A devices.
REV. 1, 24-May-2000
Page 2
RATING AND CHARACTERISTIC CURVES
SMB SERIES
LITE
ON
100
75
50
25
0
PEAK PULSE DERATING IN % OF PEAK
POWER OR C URRE N T
FIG.1 - PULSE DERATING CURVE
10 X 1000 WAVEFORM AS
DEFINED BY R.E.A.
50
25 75 100
0
125 150
175
200
AMBIENT TEMPERATURE, C
FIG.3 - PULSE W AVEFORM
TR=10us
100
Peak value (I
50
TJ=25 C
PEAK PULSE CURRENT , (%)
P
I
0
0
TP
1.0
RSM)
Half va lue=
T, TIME ( ms )
I
RSM
2
Pulse width ( TP) is defined
as that point where the
peak current decays to
50% of I
10 x 1000 waveform as
defined by R.E.A.
2.0 3.0
RSM
4.0
FIG.2 - MAXIMUM NON-REPETITIVE SURGE CURRENT
120
100
80
60
40
20
0
PEAK FORWARD SURGE CURRENT,
AMPERES
Pulse Width 8.3ms
Single Half-Sine-Wave
(JEDEC METHOD)
1 5 10 50 1002
20
NUMBER OF CYCLES AT 60Hz
FIG.4 - TYPICAL JUNCTION CAPACITANCE
10000
Uni-dire ctional
1000
Bi-directional
100
CAPACITANCE , (pF)
10
1
10
STAND-OFF VOLTAGE, VOLTS
TJ= 25 C
100
1000
100
)
W
, PEAK POWER ( K
P
P
10
1.0
0.1
0.1us
FIG.5 - PULSE RATING CURVE
TA=150 C
NON-REPETITIVE
PULSE WAVEFORM
SHOWN IN FIG 3.
5.0mm LEAD AREAS
1.0us 10us 100us 1.0ms 10ms
TP, PULSE WIDTH
STEADY STATE POWER DISSIPATION (W)
(AV)
PM
FIG.6 - STEADY STATE POWER DERATING CURVE
5.0
4.0
3.0
2.0
1.0
0.0
60Hz RESISTIVE OR
INDUCTIVE LOAD
0
50
25 75 100 125 150
TL, LEAD TEMPERATURE
175 200
REV. 1, 24-May-2000
Page 3
LITEON
POWER
SEMICONDUCTOR
Device
Uni-
directional
SMB6.8 SMB6.8C
SMB6.8A SMB6.8CA
SMB7.5 SMB7.5C
SMB7.5A SMB7.5CA
SMB8.2 SMB8.2C
SMB8.2A SMB8.2CA
SMB9.1 SMB9.1C
SMB9.1A SMB9.1CA
SMB10 SMB10C
SMB10A SMB10CA
SMB11 SMB11C
SMB11A SMB11CA
SMB12 SMB12C
SMB12A SMB12CA
SMB13 SMB13C
SMB13A SMB13CA
SMB15 SMB15C
SMB15A SMB15CA
SMB16 SMB16C
SMB16A SMB16CA
SMB18 SMB18C
SMB18A SMB18CA
SMB20 SMB20C
SMB20A SMB20CA
SMB22 SMB22C
SMB22A SMB22CA
SMB24 SMB24C
SMB24A SMB24CA
SMB27 SMB27C
SMB27A SMB27CA
SMB30 SMB30C
SMB30A SMB30CA
SMB33 SMB33C
SMB33A SMB33CA
SMB36 SMB36C
SMB36A SMB36CA
SMB39 SMB39C
SMB39A SMB39CA
SMB43 SMB43C
SMB43A SMB43CA
Device
Bi-
directional
Device
Marking code
(UNI) (BI) Min. Max. @IT( mA) VRWM(Volts) IR (uA) IRSM(Amps) VRSM(Volts)
KDK KDM 6.12 7.48 10.0 5.50 1000 55.6 10.8
KEK KEM 6.45 7.14 10.0 5.80 1000 57.1 10.5
KFK KFM 6.75 8.25 10.0 6.05 500 51.3 11.7
KGK KGM 7.13 7.88 10.0 6.40 500 53.1 11.3
KHK KHM 7.38 9.02 10.0 6.63 200 48.0 12.5
KKK KKM 7.79 8.61 10.0 7.02 200 49.6 12.1
KLK KLM 8.19 10.0 10.0 7.37 50.0 44.0 13.8
KMK KMM 8.65 9.55 10.0 7.78 50.0 44.8 13.4
KNK KNM 9.00 11.0 1.0 8.10 20.0 40.0 15.0
KPK KPM 9.50 10.5 1.0 8.55 20.0 41.4 14.5
KQK KQM 9.90 12.1 1.0 8.92 5.0 37.0 16.2
KRK KRM 10.5 11.6 1.0 9.40 5.0 38.5 15.6
KSK KSM 10.8 13.2 1.0 9.72 5.0 34.7 17.3
KTK KTM 11.4 12.6 1.0 10.2 5.0 35.9 16.7
KUK KUM 11.7 14.3 1.0 10.5 5.0 31.6 19.0
KVK KVM 12.4 13.7 1.0 11.1 5.0 33.0 18.2
KWK KWM 13.5 16.3 1.0 12.1 5.0 27.3 22.0
KXK KXM 14.3 15.8 1.0 12.8 5.0 28.3 21.2
KYK KYM 14.4 17.6 1.0 12.9 5.0 25.5 23.5
KZK KZM 15.2 16.8 1.0 13.6 5.0 26.7 22.5
LDK LDM 16.2 19.8 1.0 14.5 5.0 22.6 26.5
LEK LEM 17.1 18.9 1.0 15.3 5.0 23.5 25.5
LFK LFM 18.0 22.0 1.0 16.2 5.0 20.6 29.1
LGK LGM 19.0 21.0 1.0 17.1 5.0 21.7 27.7
LHK LHM 19.8 24.2 1.0 17.8 5.0 18.8 31.9
LKK LKM 20.9 23.1 1.0 18.8 5.0 19.6 30.6
LLK LLM 21.6 26.4 1.0 19.4 5.0 17.3 34.7
LMK LMM 22.8 25.2 1.0 20.5 5.0 18.1 33.2
LNK LNM 24.3 29.7 1.0 21.8 5.0 15.3 39.1
LPK LPM 25.7 28.4 1.0 23.1 5.0 16.0 37.5
LQK LQM 27.0 33.0 1.0 24.3 5.0 13.8 43.5
LRK LRM 28.5 31.5 1.0 25.6 5.0 14.4 41.4
LSK LSM 29.7 36.3 1.0 26.8 5.0 12.6 47.7
LTK LTM 31.4 34.7 1.0 28.2 5.0 13.2 45.7
LUK LUM 32.4 39.6 1.0 29.1 5.0 11.6 52.0
LVK LVM 34.2 37.8 1.0 30.8 5.0 12.0 49.9
LWK LWM 35.1 42.9 1.0 31.6 5.0 10.6 56.4
LXK LXM 37.1 41.0 1.0 33.3 5.0 11.2 53.9
LYK LYM 38.7 47.3 1.0 34.8 5.0 9.6 61.9
LZK LZM 40.9 45.2 1.0 36.8 5.0 10.1 59.3
Breakdowm voltage
VBR Volts
Working
PeakReverse
Voltage
Maximum
Reverse
Leakage at
VRWM
Maximum
Reverse Surge
Current
Maximum
Reverse Voltage
at IRSM
(Clamping
Voltage)
Page 4
LITEON
Device
Uni-
directional
SMB47 SMB47C
SMB47A SMB47CA
SMB51 SMB45C
SMB51A SMB45CA
SMB56 SMB56C
SMB56A SMB56CA
SMB62 SMB62C
SMB62A SMB62CA
SMB68 SMB68C
SMB68A SMB68CA
SMB75 SMB75C
SMB75A SMB75CA
SMB82 SMB82C
SMB82A SMB82CA
SMB91 SMB91C
SMB91A SMB91CA
SMB100 SMB100C
SMB100A SMB100CA
SMB110 SMB110C
SMB110A SMB110CA
SMB120 SMB120C
SMB120A SMB120CA
SMB130 SMB130C
SMB130A SMB130CA
SMB150 SMB150C
SMB150A SMB150CA
SMB160 SMB160C
SMB160A SMB160CA
SMB170 SMB170C
SMB170A SMB170CA
SMB180 SMB180C
SMB180A SMB180CA
SMB200 SMB200C
SMB200A SMB200CA
NOTE :
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 .
Device
Bi-
directional
Device
Marking code
(UNI) (BI) Min. Max. @IT( mA) VRWM(Volts) IR (uA) IRSM(Amps) VRSM(Volts)
MDK MDM 42.3 51.7 1.0 38.1 5.0 8.85 67.8
MEK MEM 44.7 49.4 1.0 40.2 5.0 9.26 64.8
MFK MFM 45.9 56.1 1.0 41.3 5.0 8.16 73.5
MGK MGM 48.5 53.6 1.0 43.6 5.0 8.56 70.1
MHK MHM 50.4 61.6 1.0 45.4 5.0 7.45 80.5
MKK MKM 53.2 58.8 1.0 47.8 5.0 7.79 77.0
MLK MLM 55.8 68.2 1.0 50.2 5.0 6.74 89.0
MMK MMM 58.9 65.1 1.0 53.0 5.0 7.06 85.0
MNK MNM 61.2 74.8 1.0 55.1 5.0 6.12 98.0
MPK MPM 64.6 71.4 1.0 58.1 5.0 6.52 92.0
MQK MQM 67.5 82.5 1.0 60.7 5.0 5.56 108
MRK MRM 71.3 78.8 1.0 64.1 5.0 5.83 103
MSK MSM 73.8 90.2 1.0 66.4 5.0 5.08 118
MTK MTM 77.8 86.0 1.0 70.1 5.0 5.31 113
MUK MUM 81.9 100 1.0 73.7 5.0 4.58 131
MVK MVM 86.5 95.5 1.0 77.8 5.0 4.80 125
MWK MWM 90.0 110 1.0 81.0 5.0 4.17 144
MXK MXM 95.0 105 1.0 85.5 5.0 4.38 137
MYK MYM 99.0 121 1.0 89.2 5.0 3.80 158
MZK MZM 105 116 1.0 94.0 5.0 3.95 152
NDK NDM 108 132 1.0 97.2 5.0 3.47 173
NEK NEM 114 126 1.0 102 5.0 3.64 165
NFK NFM 117 143 1.0 105 5.0 3.21 187
NGK NGM 124 137 1.0 111 5.0 3.35 179
NHK NHM 135 165 1.0 121 5.0 2.79 215
NKK NKM 143 158 1.0 128 5.0 2.90 207
NLK NLM 144 176 1.0 130 5.0 2.61 230
NMK NMM 152 168 1.0 136 5.0 2.74 219
NNK NNM 153 187 1.0 138 5.0 2.46 244
NPK NPM 162 179 1.0 145 5.0 2.56 234
NQK NQM 162 198 1.0 146 5.0 2.33 258
NRK NRM 171 189 1.0 154 5.0 2.44 246
NSK NSM 180 220 1.0 162 5.0 2.09 287
NTK NTM 190 210 1.0 171 5.0 2.19 274
Breakdowm voltage
VBR Volts
Working
PeakReverse
Voltage
Maximum
Reverse
Leakage at
VRWM
Maximum
Reverse Surge
Current
Maximum
Reverse Voltage
at IRSM
(Clamping
Voltage)
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