SMH5.0A / SMH14A
SURFACE MOUNT TRANSIENT VOL
TAGE SUPPRESSOR POWER 400 Watts
STAND-OFF VOL
TAGE
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
•
Lead free in comply with EU RoHS 2002/95/EC directives.
• Green molding compound as per IEC61249 Std. . (Halogen Free)
0.012(0.30)
0.007(0.20)
5.0 / 14 Volts
SOD-123HE
0.046(1.15)
0.033(0.85)
Unit
：
inch(mm)
0.075(1.90)
0.067(1.70)
• Low profile package
0.114(2.90)
0.106(2.70)
0.040(1.00)
0.031(0.80)
MECHANICAL DATA
• Case: SOD-123HE
• Terminals: Solder plated,solderable per MIL-STD-750, Method 2026
• Polarity: Color band denotes positive end (cathode)
• Apporx.Weight: 0.00015 ounces, 0.0042 grams
0.154(3.90)
0.137(3.50)
0.091(2.30)
0.074(1.90)
0.048(1.20)
0.031(0.80)
1
2
Cathode
Anode
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
Rating
Peak Pulse Power Dissipation on T
A
= 25
O
C (Notes 1,2,4, Fig.1)
Peak Forward Surge Current per Fig.5 (Note 3)
Peak Pulse Current on 10/1000μs waveform(Note 1)Fig.2
Typical Thermal Resistance Junction to Air (NOTE 2)
Operating Junction and Storage Temperature Range
Symbol
P
PPM
I
FSM
I
PPM
R
θJA
T
J
,T
STG
Value
400
40
see Table 1
107
-55 to +150
Units
Watts
Amps
Amps
O
C/W
O
C
Part Number
Reverse
Stand-off
Voltage
V
RWM
Breakdown Voltage
V
BR
@ I
T
Mi n.
V
Max.
V
Test Current
Reverse
Leakage
I
R
@ V
RWM
UNI
μ
A
Max. Clamp
Voltage
V
C
@ I
PP
V
Peak Pulse
Current
Marking Code
I
PP
A
UNI
I
T
mA
UNI
V
400W Transient Voltage Suppressor
SMH5.0A
SMH14A
5
14
6.4
15.6
7.25
17.9
10
1
800
1
9.2
23.2
43.5
17.2
HE
IK
NOTES:
1. Non-repetitive current pulse, per Fig.3 and derated above T
A
= 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. Peak pulse power waveform is 10/1000
μS.
May 14.2010-REV.01
PAGE . 1
SMH5.0A / SMH14A
CAPACITANCE BETWEEN TERMINALS CT, pF
10000
26
5.0A
1000
14A
CLAMPIN G VOLTAGE (V)
24
22
20
18
16
14
12
10
8
6
14A
100
f=1MHz
1
0
5
10
15
5.0A
0
10
20
30
40
50
60
REVERSE VOLTAGE V
R
(V)
I
PP
, PEAK CURRENT(A)
Fig 2. Clamping Voltage vs Peak Pulse Current
(10x1000 Waveform)
Fig.1 V
R
-CR CHARACTERISTICS
1000
150
o
C
100
o
C
o
50 C
o
25 C
100
REVER SE CURRE NT,
m
A
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
100
Peak Value
Ippm
Ha lf Va lue -Ip p
2
1
50
10/1000u se c Wa ve fo rm
a s De fine d b ye R.E.A.
0.1
e -kt
0.01
0
td
0
1
2
3
4
5
6
7
8
9
0
1.0
2.0
3.0
4.0
REVERSE VOLTAGE, VOLTS
SMH5.0A
T,TIME,ms
Fig.3 TYPICAL REVERSE CHARACTERISTICS
100
Fig.4 PULSE WAVEFORM
10
REVER SE CURRE NT,
m
A
1
150 C
o
0.1
100 C
50 C
25 C
o
o
o
0.01
0.001
0
2
4
6
8
10
12
14
16
18
REVERSE VOLTAGE, VOLTS
SMH14A
Fig.5 TYPICAL REVERSE CHARACTERISTICS
PAGE . 2
May 14.2010-REV.01
SMH5.0A / SMH14A
MOUNTING PAD LAYOUT
SOD-123HE
Unit
：
inch(mm)
0.091
(2.3)
0.022
(0.55)
0.049
(1.25)
ORDER INFORMATION
• Packing information
T/R - 10K per 13" plastic Reel
T/R - 3K per 7" plastic Reel
May 14.2010-REV.01
0.055
(1.4)
PAGE .
3
SMH5.0A / SMH14A
Part No_packing code_Version
SMH5.0A_R1_00001
SMH5.0A_R2_00001
For example :
RB500V-40_R2_00001
Part No.
Serial number
Version code means HF
Packing size code means 13"
Packing type means T/R
Packing Code
XX
Packing type
Tape and Ammunition Box
(T/B)
Tape and Reel
(T/R)
Bulk Packing
(B/P)
Tube Packing
(T/P)
Tape and Reel (Right Oriented)
(TRR)
Tape and Reel (Left Oriented)
(TRL)
FORMING
1
st
Code
A
R
B
T
S
L
F
Packing size code
N/A
7"
13"
26mm
52mm
PANASERT T/B CATHODE UP
(PBCU)
PANASERT T/B CATHODE DOWN
(PBCD)
Version Code
XXXXX
2
nd
Code
HF or RoHS
1
st
Code 2
nd
~5
th
Code
0
1
2
X
Y
U
D
HF
RoHS
0
1
serial number
serial number
May 14.2010-REV.01
PAGE .
4
SMH5.0A / SMH14A
Disclaimer
Reproducing and modifying information of the document is prohibited without
permission from Panjit International Inc..
Panjit International Inc. reserves the rights to make changes of the content herein the
document anytime without notification. Please refer to our website for the latest
document.
Panjit International Inc. disclaims any and all liability arising out of the application or
use of any product including damages incidentally and consequentially occurred.
Panjit International Inc. does not assume any and all implied warranties, including
warranties of fitness for particular purpose, non-infringement and merchantability.
Applications shown on the herein document are examples of standard use and
operation. Customers are responsible in comprehending the suitable use in particular
applications. Panjit International Inc. makes no representation or warranty that such
applications will be suitable for the specified use without further testing or modification.
The products shown herein are not designed and authorized for equipments requiring
high level of reliability or relating to human life and for any applications concerning
life-saving or life-sustaining, such as medical instruments, transportation equipment,
aerospace machinery et cetera. Customers using or selling these products for use in
such applications do so at their own risk and agree to fully indemnify Panjit
International Inc. for any damages resulting from such improper use or sale.
May 14.2010-REV.01
PAGE .
5
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