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SMAJ HV SERIES
400 Watts Suface Mount Transient Voltage Suppressor
SMA/DO-214AC
Features
For surface mounted application
Low profile package
Built-in strain relief
Glass passivated junction
Excellent clamping capability
Fast response time: Typically less than 1.0ps from
0 volt to BV min
Typical I
R
less than 1uA above 10V
High temperature soldering guaranteed:
260℃ / 10 seconds at terminals
Meet MSL level 1, per J-STD-020,
LF maximum peak of 260℃
Plastic material used carried Underwriters
Laboratory Flammability Classification 94V-0
400 watts peak pulse power capability with a 10 x
1000 us waveform
Green compound with suffix "G" on packing
code & prefix "G" on datecode
Mechanical Data
Case: Molded plastic
Terminals: Pure tin plated, lead free
Polarity: Indicated by cathode band
Packaging: 12mm tape per EIA Std RS-481
Weight: 0.064 gram
Ordering Information (example)
Part No.
SMAJ200A
Package
SMA
Packing
1.8K / 7" REEL
Packing code
R3
Packing code
(Green)
R3G
Maximum Ratings and Electrical Characteristics
Rating at 25
℃
ambient temperature unless otherwise specified.
Parameter
Peak Power Dissipation at T
A
=25℃, Tp=1ms(Note 1)
Steady State Power Dissipation
Peak Forward Surge Current, 8.3ms Single Half
Sine-wave Superimposed on Rated Load
(JEDEC method)
Maximum Instantaneous Forward Voltage at 25.0A for
Unidirectional Only
Operating and Storage Temperature Range
Symbol
P
PK
P
D
I
FSM
Value
400
1
40
Unit
Watts
Watts
Amps
V
F
T
J
, T
STG
3.5
-55 to +150
Volts
℃
Note 1: Non-repetitive Current Pulse Per Fig. 3 and Derated above T
A
=25℃ Per Fig. 2
Version:D13
RATINGS AND CHARACTERISTIC CURVES (SMAJ HV SERIES)
FIG. 1 PEAK PULSE POWER RATING CURVE
100
NON-REPETITIVE
PULSE WAVEFORM
SHOWN in FIG.3
TA = 25℃
125
PEAK PULSE POWER(P
PP
) OR CURRENT (I
PP
)
A
DERATING IN PERCENTAGE (%)
FIG.2 PULSE DERATING CURVE
P
PPM
, PEAK PULSE POWER, KW
100
10
75
50
1
25
0.1
0.1
1
10
100
1000
10000
tp, PULSE WIDTH, (uS)
0
0
25
50
75
100
125
150
175
200
T
A
, AMBIENT TEMPERATURE (
o
C)
FIG. 3 CLAMPING POWER PULSE WAVEFORM
140
PEAK PULSE CURRENT (%)
120
100
80
60
40
20
0
0
td
0.5
1
1.5
2
t, TIME ms
2.5
3
3.5
4
Peak Value
IPPM
Half Value-IPPM/2
10/1000usec, WAVEFORM
as DEFINED by R.E.A.
PULSE WIDTH(td) is DEFINED
as the POINT WHERE the PEAK
CURRENT DECAYS to 50% OF IPPM
FIG. 4 MAXIMUM NON-REPETITIVE FORWARD SURGE
CURRENT UNIDIRECTIONAL ONLY
IFSM, PEAK FORWARD SURGE CURRENT (A)
50
8.3mS Single Half Sine Wave
JEDEC Method
tr=10usec
40
30
20
10
0
1
10
NUMBER OF CYCLES AT 60 Hz
100
FIG. 5 TYPICAL JUNCTION CAPACITANCE
10000
CJ, JUNCTION CAPACITANCE (pF)
A
1000
MEASURED AT
ZERO BIAS
100
TA=25℃
f=1.0MHz
Vsig=50mVp-p
10
1
10
V(
BR
), BREAKDOWN VOLTAGE (V)
100
MEASURED at
STAND-OFF
VOLTAGE,Vwm
Version:D13
ELECTRICAL CHARACTERISTICS (TA=25℃ unless otherwise noted)
Device
Device
Marking
Code
SV
SX
SZ
TE
TG
TK
Working
Peak
Reverse
Voltage
V
WM
200
220
250
300
350
400
Breakdown Voltage
VBR (V)
at I
T
Min
224
246
279
335
391
447
Max
247
272
309
371
432
494
Test
Current
IT
(mA)
1
1
1
1
1
1
Maximum
Clamping
Voltage at IPPM
Vc(V)
(Note5)
324
356
405
486
567
648
Maximum
Maximum
Peak Pulse
Reverse Leakage
Surge Current
@ V
WM
I
PPM
ID (uA)
(A)(Note5)
1.2
1
1.1
1.0
0.8
0.7
0.6
1
1
1
1
1
SMAJ200A
SMAJ220A
SMAJ250A
SMAJ300A
SMAJ350A
SMAJ400A
Notes:
1. Non-repetitive current pulse, per Fig. 3 and derated above T
A
=25℃ per Fig. 2
2. Measure on 8.3ms single half sine-wave duty cycle=4 pulses per minutes maximum
3. Peak pulse power waveform is 10/1000 us
Version:D13
Ordering information
Part No.
Package
SMA
SMA
SMA
SMAJxx
(Note)
Folded SMA
Folded SMA
C SMA
Packing
1.8K / 7" REEL
7.5K / 13" REEL
7.5K / 13" Plastic REEL
1.8K / 7" REEL
7.5K / 13" REEL
1.8K / 7" REEL
Packing code
R3
R2
M2
F3
F2
F4
E3
E2
Packing code
(Green)
R3G
R2G
M2G
F3G
F2G
F4G
E3G
E2G
Folded SMA 7.5K / 13" Plastic REEL
7.5K / 13" REEL
C SMA
Note: "x" is Device Code from "200A" thru "400A".
Tape & Reel specification
Reel Size Tape Size
7"
12mm
Reel Size Tape Size
13"
12mm
A
±2.0
178
A
max
330
B
±0.4
1.9
B
±0.5
2
C
+0.5;-0.2
13
C
±0.5
13
D
min
21
D
min
20.2
N
±1.0
62
N
±0.5
75
G
+0.8;-0
12.2
G
+2.0;-0
12.4
T
max
14.6
T
max
18.4
Unit (mm)
Version:D13
Suggested PAD Layout
Symbol
A
B
C
D
E
Package Outline Dimensions
DIM.
A
B
C
D
E
F
G
H
Unit(mm)
1.78
1.51
3.92
2.41
4.43
Unit(mm)
Min
1.27
2.29
4.06
1.99
0.90
0.15
0.10
4.95
Max
1.58
2.83
4.60
2.50
1.41
0.31
0.20
5.33
Unit(inch)
Min
0.050
0.090
0.160
0.078
0.035
0.006
0.004
0.195
Max
0.062
0.111
0.181
0.098
0.056
0.012
0.008
0.210
Marking Diagram
P/N =
G=
YW =
F=
Specific Device Code
Green Compound
Date Code
Factory Code
Version:D13
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