1.5SMC SERIES
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR PEAK PULSE POWER 1500 Watts
BREAK DOWN VOLTAGE
FEATURES
• Plastic package has Underwriters Laboratory Flammability Classification 94V-O
• Glass passivated chip junction in SMC/DO-214AB package
• 1500W surge capability at 1.0ms
• Excellent clamping capability
• Low zener impedance
• Fast response time: typically less than 1.0 ps from 0 volts to BV min
• Typical IR less than 1µA above 10V
• High temperature soldering guaranteed: 260°C/10 seconds/.375" ,(9.5mm)
lead length/5lbs., (2.3kg) tension
• In compliance with EU RoHS 2002/95/EC directives
6.8 to 250 Volts
MECHANICAL DATA
• Case: JEDEC SMC/DO-214AB molded plastic
• Terminals: Axial leads, solderable per MIL-STD-750, Method 2026
• Polarity: Color band denoted cathode except Bipolar
• Mounting Position: Any
• Weight: 0.007 ounce, 0.021 gram
DEVICES FOR BIPOLAR APPLICATIONS
For Bidirectional use C or CA Suffix for types 1.5SMC6.8 thru types 1.5SMC250.
Electrical characteristics apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Rating at 25°Cambient temperature unless otherwise specified.
Rating
Peak Power Dissipation at T
A
=25
O
C, T
P
=1ms(Note 1)
Typical Thermal Resistance Junction to Air (Note 2)
Peak Forward Surge Current, 8.3ms Single Half Sine-Wave
Superimposed on Rated Load (JECED Method) (Note 3)
Operating Junction and Storage Temperature Range
Symbol
P
P K
R
θ
JA
I
FSM
T
J
,T
S T G
Value
1500
50
200
-55 to +150
Units
Watts
O
C/W
Amps
O
C
NOTES:
1. Non-repetitive current pulse, per Fig. 3 and derated above T
A
=25°C per Fig. 2.
2. Mounted on Copper Leaf area of 0.79 in
2
(20mm
2
).
3. 8.3ms single half sine-wave, duty cycle= 4 pulses per minutes maximum.
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2
PAGE . 1
1.5SMC SERIES
P
PPM
,PEAK PULSE FORWARD,KW
100
Non-Repetitve
Pulse Wavefom
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
0
1.0
10
100
1000
10000
0
25
50
75
100
125
150
175
200
td,PULSE WIDTH,usec
Fig.1 PEAK PULSE POWER RATING VERSUS
PULSE TIME CURVE
T
A
,AMBIENT TEMPERATURE, C
O
Fig.2 PULSE DERATING CURVE
I
PPM
,PEAK PULSE CURRENT,%
150
tf= 10u se c
Pea k Va lue
Ip p m
T
A
= 25 C
Pulse Wid th (td ) is Define d
a s the Point Where t he Pea k
Current De c a ys to 5 0% of Ip p
10
4
Tj= 25 C
f= 1.0MHZ
Vsig = 50mVp -p
Me a sured a t
Zero Bia s
100
CJ,CAPACIT
ANCE,p F
1,000
Ha lf Va lue -Ip p
2
50
10/1000u se c Wa ve form
a s Defined b ye R.E.A.
100
Unidirectional
Bidirectional
Me a sure d a t
Sta nd -Off
Volta ge(V
RWM
)
e-kt
td
10
1.0
2.0
3.0
4.0
0
5.0 10
20
50
100
200
500
0
T,TIME,ms
V
(BR)
, BREAKDOWN VOLTAGE, VOLTS
Fig.4 TYPICAL JUNCTION CAPACITANCE
Fig.3 PULSE WAVEFORM
I
FSM
, PEAK FORWARD SURGE CURRENT
AMPERES
200
Tj= Tj m a x
8.3ms S
INGLE HALF sinc e -WAVE
JEDEC METHOD
100
50
UNIDIRECTIONAL ONLY
10
1
5
10
50
100
NUMBER OF CYCLES AT 60 Hz
Fig.5 MAXIMUN NON-REPETITEVE PEAK FORWARD
SURGE CURRENT UNIDIRECTIONAL
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PAGE . 4
1.5SMC SERIES
MOUNTING PAD LAYOUT
ORDER INFORMATION
• Packing information
T/R - 3K per 13" plastic Reel
T/R - 0.5Kper 7” plastic Reel
LEGAL STATEMENT
Copyright PanJit International, Inc 2009
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.
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PAGE . 3