SMBJ SERIES
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSORS
VOLTAGE RANGE
FEATURES
* For surface mount application
* Built-in strain relief
* Excellent clamping capability
* Low profile package
* Fast response time: Typically less than
1.0ps from 0 volt to BV min.
* Typical I less than 1 A above 10VR µ
* High temperature soldering guaranteed:
260 C / 10 seconds at terminals
5.0 to 170 Volts
600 Watts Peak Power
DO-214AA(SMB)
.083(2.11)
.075(1.91)
.185(4.70)
.160(4.06)
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Lead: Solderable per MIL-STD-202,
method 208 guranteed
* Polarity: Color band denotes cathode end except Bidirectional
* Mounting position: Any
*
Weight: 0.093 grams
.096(2.44)
.083(2.13)
.050(1.27)
.030(0.76)
Dimensions in inches and (millimeters)
.008
(.203)
.220(5.59)
.200(5.08)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25 C ambient temperature uniess otherwies specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
MAX.
.155(3.94)
.130(3.30)
.012(0.31)
.006(0.15)
RATINGS SYMBOL VALUE UNITS
Peak Power Dissipation at T =25 C, T =1ms(NOTE 1) P Minimum 600 WattsA P PK
Peak Forward Surge Current at 8.3ms Single Half Sine-Wave
superimposed on rated load (JEDEC method) (NOTE 3)
Maximum Instantenous Forward Voltage at 35.0A for
Unidirectional only
Operating and Storage Temperature Range T , T -55 to +150 CJ STG
NOTES:
1. Non-repetitive current pulse per Fig. 3 and derated above T =25 C per Fig. 2.
2. Mounted on Copper Pad area of 5.0mm (.013mm Thick) to each terminal.
3. 8.3ms single half sine-wave, duty cycle = 4 pulses per minute maximum.
2
A
I 100 AmpsFSM
V 3.5 VoltsF
DEVICES FOR BIPOLAR APPLICATIONS
1. For Bidirectional use C or CA Suffix for types SMBJ5.0 thru SMBJ170.
2. Electrical characteristics apply in both directions.
250
RATING AND CHARACTERISTIC CURVES (SMBJ SERIES)
FIG.1-PEAK PULSE POWER DERATING CURVE
100
10
1.0
2
P , PEAK PULSE POWER, KWPPM
5.0mm COPPER PAD AREAS
0.1
0.1 s 1.0 s 10 s 100 s 1.0ms 10ms µ µ µ µ
td, PULSE WIDTH, sec.
FIG.3-PULSE WAVE FORM
150
T =25 C
tf=10 s
µ
Peak Value
I
PPM
100
50
I , PEAK PULSE CURRENT, %PPM
td
0
0 1.0 2.0 3.0 4.0
A
Pulse Width (td) is defined
as the point where the Peak
Current Deacys to 50% of Ipp
Half Value-IPPM
2
10/1000 sec Waveform
µ
as Defined by R.E.A.
e-kt
t, TIME, ms
Non-Repetitive
Pulse Waveform
Shown in Fig. 3
T =25 CA
FIG.2-PULSE DERATING CURVE
100
75
PP PP
50
25
PEAK PULSE POWER(P ) OR CURRENT(I )
DERATING IN PERCENTAGE
0
0 25 50 75 100 125 150 175
T , AMBIENT TEMPERATURE ( C)A
FIG.4-TYPICAL JUNCTION CAPACITANCE
10,000
T =25 C
f=1.0MHz
5,000
2,000
1,000
500
Measured at
200
Stand-Off
Voltage(V )MW
C , CAPACITANCE, pFJ
100
Vsig=50mVp-p
Measued at
Zero Bias
J
FIG.5-MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
100
T =T max
80
60
40
20
FSM
I , PEAK FORWARD SURGE
CURRENT, AMPERES
10
1 5 10 20 50 100
NUMBER OF CYCLES AT 60Hz
J J
8.3ms Single Half Sine-wave
JEDEC Method
251
50
20
10
1.0 2.0 5.0 10 20 50 100 200
V(BR), BREAKDOWN VOLTAGE, VOLTS