DATA SHEET
P4SMAJ SERIES
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE
FEATURES
• For surface mounted applications in order to optimize board space.
• Built-in strain relief
• Low inductance
• Plastic package has Underwriters Laboratory Flammability
Classification 94V-O
• High temperature soldering : 260°C /10 seconds at terminals
Normal : 80~95% Sn, 5~20% Pb
Pb free: 98.5% Sn above
.096(2.44)
.078(2.00)
.062(1.60)
.047(1.20)
.114(2.90)
.098(2.50)
5.0 to 220 Volts
PEAK PULSE POWER
400 Watts
SMA/DO-214AC
Unit: inch (mm)
• Low profile package
• Glass passivated junction
.181(4.60)
.157(4.00)
• Both normal and Pb free product are available :
.012(.305)
.006(.152)
MECHANICALDATA
Case: JEDEC DO-214AC,Molded plastic over passivated junction.
Terminals: Solder plated,solderable per MIL-STD-750, Method 2026
Polarity: Color band denotes positive end (cathode)
Standard Packaging:12mm tape (EIA-481)
Weight: 0.002 ounce, 0.064 gram
.060(1.52)
.030(0.76)
.008(.203)
.002(.051)
.208(5.28)
.188(4.80)
DEVICES FOR BIPOLAR APPLICATIONS
For Bidirectional use C or CA Suffix for types P4SMAJ5.0 thru types P4SMAJ220.
Electrical characteristics apply in both directions.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
R atng
i
N e
25
g1
P eak P ul e P ow erD i si aton on T
A
= 25
O
C ( ot s 1, , ,Fi . )
s
s p i
P eak For ar S ur e C urentperFi . ( ot 3)
w d
g
r
g5 N e
P eak P ul e C urenton 10/ 000s w avef r ( ot 1) i .
s
r
1
om N e Fg2
S t ady S t t P ow erD i si aton ( O TE 4)
e
ae
s p i N
O per tng Juncton and S t r ge Tem per t r R ange
ai
i
oa
aue
S ym bol
P
PPM
I
FSM
I
PPM
P
M (
AV)
T
J
,
STG
T
Val e
u
400
40
see Tabl 1
e
1.
0
- 5 t +150
5 o
U nis
t
W ats
t
A m ps
A m ps
W ats
t
O
C
NOTES:
1. Non-repetitive current pulse, per Fig.3 and derated above TA = 25
O
C per Fig. 2.
2. Mounted on 5.0mm
2
copper pads to each terminal.
3. 8.3ms single half sine-wave, or equivalent square wave, duty cycle = 4 pulses per minutes maximum.
4. Lead temperature at 75
O
C = T
L
.
5. Peak pulse power waveform is 10/1000uS.
STAD-SEP.12.2004
PAGE . 1
P
PPM
,PEAK PULSE FORWARD,KW
100
Non-Repetitve
Pulse Wavefom
Shown in Figure.3
O
T
A
= 25 C
100
PEAK PULSE FORWARD (P
PP
) OR CURRENT (I
PP
)
DERATING IN PERCENTAGE %
75
10
50
1.0
25
Mounted on 5.0mm
Copper Land Areas
0.1
0.1
1.0
10
100
1000
10000
0
0
25
50
75
100
125
150
175
200
td,PULSE WIDTH, micro sec
T
A
,AMBIENT TEMPERATURE, C
O
Fig.1 PEAK PULSE POWER RATING CURVE
Fig.2 DERATING CURVE
I
PPM
,PEAK PULSE CURRENT,%
150
tf = 10usec
T
A
= 25 C
Pulse Width (td) is Defined
as the Point where the Peak
Current Decayst to 50% of Ipp
O
10,000
Tj= 25 C
f= 1.0MHZ
Vsig = 50mVp -p
O
100
Peak Value
Ippm
C
J
,CAPACIT
ANCE,p F
Ha lf Va lue -Ip p
2
1,000
Mea sured a t
Ze ro Bia s
50
10/1000u se c Wa ve fo rm
a s De fine d b ye R.E.A.
e -kt
td
0
0
1.0
2.0
3.0
4.0
100
Me a sure d a t
Sta nd -Off
Volta ge (V
RWM
)
T,TIME,ms
Fig.3 PULSE WAVEFORM
10
1.0
2.0
5.0 10
20
50 100
200
I
FSM
,PEAK FORWARD SURGE CURRENT,
AMPERES
50
T
J
= T
J
ma x
8.3ms Sing le Ha lf SinepWave
JEDEC M e tho d
V(
RWM
), REVERSE STAND-OFF VOLTAGE, VOLTS
40
30
Fig.4 TYPICAL JUNCTION CAPACITANCE
20
10
0
1
2
4
10
20
40
100
NUMBER OF CYCLES AT 60Hz
Fig.5 MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
STAD-SEP.12.2004
PAGE . 4
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