SMF5.0A~SMF170A
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE
FEATURES
• For surface mounted applications in order to optimize board space.
• Low profile paceage
• Built-in strain relief
• Low inductance
• High temperature soldering : 260
O
C/10 seconds at terminals
• In compliance with EU RoHS 2002/95/EC directives
5.0 to 170 Volts
CURRENT
200 Watts
MECHANICAL DATA
• Case: JEDEC DO-219AB,Molded plastic over passivated junction.
• Terminals: Solderable per MIL-STD-750, Method 2026
• Polarity: Color band denotes positive end (cathode)
• Weight: 0.0006 ounce, 0.0172 gram
• Standrad Packaging : 8mm tape (EIA-481)
1
2
Cathode
Anode
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
O
C ambient temperature unless otherwise specified.
Rating
Peak Pulse Power Dissipation on T
A
= 25
O
C (Notes 1,2,5, Fig.1)
Peak Forward Surge Current per (Note 3)
Peak Pulse Current on 10/1000s waveform(Note 1)Fig.2
Steady State Power Dissipation (NOTE 4)
Operating Junction and Storage Temperature Range
Thermal resistance
Symbol
P
PPM
I
FSM
I
PPM
P
M(AV)
T
J
,T
STG
R
θJA
Value
200
20
see Table 1
1.0
-55 to +150
180
Units
Watts
Amps
Amps
Watts
O
C
C
O
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.lead temperature at 75
O
C =T
L
.
5.Peak pulse power waveform is 10/1000μs.
May 04.2010-REV.00
PAGE . 1
SMF5.0A~SMF170A
P
PPM
,PEAK PULSE FORWARD ,KW
100
Non-Repetitve
Pulse Waveform
Shown in Figure.3
T
A
= 25
O
C
100
PEAK PULSE FORWARD (P
PP
) OR CURRENT (I
PP
)
DERATING IN PERCENTAGE %
75
10
50
1.0
25
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
T
J
= 25 C
f= 1.0MHZ
Vsig = 50mVp -p
O
100
Peak Value
Ippm
Ha lf Va lue -Ip p
2
10/1000 msec Waveform
as Defined by R.E.A.
CJ , CAPACITANCE , pF
1,000
Mea sured a t
Ze ro Bia s
50
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
40
T
J
=T
J
MAX
8.3ms Single Half Sine-Wave
JEDEC Method
V(RWM) , REVERSE STAND-OFF VOLTAGE , VOLTS
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
May 04.2010-REV.00
PAGE . 3
SMF5.0A~SMF170A
MOUNTING PAD LAYOUT
ORDER INFORMATION
• Packing information
T/R - 10K per 13" plastic Reel
T/R - 3K per 7" plastic Reel
LEGAL STATEMENT
Copyright PanJit International, Inc 2010
The information presented in this document is believed to be accurate and reliable. The specifications and information herein
are subject to change without notice. Pan Jit makes no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose. Pan Jit products are not authorized for use in life support devices or systems. Pan Jit
does not convey any license under its patent rights or rights of others.
May 04.2010-REV.00
PAGE .
4
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