P4SMBJ SERIES
SURFACE MOUNT TRANSIENT
VOLTAGE SUPPRESSOR
CHENG- YI
ELECTRONIC
VOLTAGE 5.0 to 170 VOLTS
400 WATT PEAK POWER PULSE
DO-214AA
MODIFIED J-BEND
.077(1.96)
.083(2.11)
FEATURES
For surface mounted applications in order to
optimize board space
Low profile package
Built-in strain relief
Glass passivated junction
Low inductance
Excellent clamping capability
Repetition Rate (duty cycle):0.01%
Fast response time: typically less then 1.0 ps
from 0 volts to BV for bidirrctional types
Typical I
D
less then 1 A above 10V
High tempreature soldering:250
0
C/10 seconds
at terminals
Plastic package has Underwrites Laboratory
Flammability Classification 94V-O
.160(4.06)
.180(4.57)
.130(3.30)
.155(3.94)
.006(.152)
.012(.305)
.084(2.13)
.096(2.44)
.030(0.76)
.060(1.27)
.004(.102)
.008(.203)
Typical Range
.197(5.0)
.220(5.59)
Dimensions in inches and (millimeters)
MECHANICAL DATA
Case:JEDEC DO-214AA low profile molded plastic
Terminals:Solder plated solderable per MIL-STD-750, Method 2026
Polarity:Indivated by cathode band except bi-directional types
Standard Packaging: 12mm tape (EIA STD EIA-481-1)
Weight:0.003 ounce, 0.093 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
0
C ambient temperature unless otherwise specified.
RATINGS
Peak Pulse Power Dissipation at TA=25
0
C
(NOTE 1,2,5)
Fig.1
Peak Forward Surge Current per Figure 5
(NOTE 3)
Peak Pulse Current Current on 10/1000 s waveform
(NOTE 1, FIG.2)
Peak State Power Dissipation
(NOTE 4)
Operating Junction and Storage Temperature Range
SYMBOL
P
PPM
I
FSM
I
PPM
P
M(AV)
T
J
, T
STG
VALUE
Minimum 400
40.0
See Table 1
1.0
-55 to + 150
UNITS
Watts
Amps
Amps
Watts
0
C
Notes: 1. Non-repetitive current pulse, per Fig.3 and derated above TA=25
0
C per Fig.2
2. Measured on 5.0mm
2
copper pads to each terminal
3. 8.3mm single half sine-wave duty cycle=4pulses per minuters maximum
4. Lead temperature at 75
0
C=TL
5. Peak pulse power waveform is 10/1000S
P4SMBJ SERIES
SURFACE MOUNT TRANSIENT
VOLTAGE SUPPRESSOR
CHENG- YI
ELECTRONIC
MAXIMUM RATINGS AND CHARACTERISTIC CURVES
P4SMBJ SERIES
Fig. 2 - PULSE DERATING CURVE
PEAK PULSE POWER (P
PP
) OR CURRENT (l
PP
)
DERATING PERCENTAGE %
100
Fig. 1
-
PEAK PULSE POWER RATING CURVE
P
PPM
, PEAK PULSE POWER, kW
100
Non-Repetitive
Pulse waveform
Shown in Flgure 3
T
A
=25
0
C
75
10
50
1.0
Mounted on 5.0mm
Copper Land Areas
25
0.1
0.1 s
1.0 s
10 s
100 s
1.0ms
10ms
td, PULSE WIDTH,
SEC
0
0
25
50
75
100
125
150
175
200
T
A
, AMBIENT TEMPERATURE,
0
C
Fig. 3
-
PULSE WAVEFORM
150
Fig. 4 - TYPICAL JUNCTION CAPACIT
ANCE
tf=10 se
Peak Value
Ippm
T
A
=25
0
C
Pulse Width (td) is Defined
as the Poitn Where the Peak
Current Decays to 50% of Ipp
I
PPM
, PEAK PULSE CURRENT, %
10,000
0
TJ=125C
f=1.0MHz
Vsig=50mVp-p
100
Half Value-Ipp
2
CJ, CAPACITANCE, pF
1,000
Measursd at
Zero Bias
50
10/1000 sec Waveform
as Defined by R.E.A
td
0
0
1.0
2.0
e-kt
3.0
4.0
100
Measursd at
Stand-Off
Voltage(V
MW
)
t, TIME, ms
Fig. 5
-
MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
50
10
1.0
2.0
5.0
10
20
50
100
200
I
FSM
, PEAK FORWARD SURGE CURRENT
AMPERES
40
8.3ms Single Half Sine-Wave
JEDEC Method
TJ=TJ max
V(
BR
), BREAKDOWN VOLTAGE,
VOLTS
30
20
10
0
1
2
4
10
20
40
100
NUMBER OF CYCLES AT 60 Hz
