Transient
SAC
Series
MERITEK
F
EATURES
Plastic package has Underwriters Laboratory Flammability Classification 94V-O.
Glass passivated junction.
500W peak pulse power capability with a 10/1000µs waveform,
repetition rate (duty cycle): 0.01%.
Excellent clamping capability.
Low incremental surge resistance.
Fast response time: typically less than 5.0ns from 0
volt
to V
BR
min.
Ideal for data line applications.
High temperature soldering guaranteed: 265℃/10 seconds/.375”,
(9.5mm) lead length, 5lbs., (2.3kg) tension.
DA
O
DO-204AC/DO-15
M
M
ECHANICAL
D
ATA
Case: JEDEC DO-15 molded plastic over a passivated junction.
Terminals: Solder plated axial leads, solderable per MIL-STD-750, Method 2026.
Polarity: Color band denotes cathode.
Mounting Position: Any.
Weight: 0.015 ounce, 0.4 grams.
M
AXIMUM
R
ATINGS
A
ND
C
HARACTERISTICS
M
Ratings at 25℃ ambient temperature unless otherwise specified.
RATING
Peak Pulse Power Dissipation on 10/1000μs waveform. (Note 1,Fig. 1)
Peak Pulse Current on 10/1000μs waveform. (Note 1,Fig. 3)
Steady State Power Dissipation at T
L
=75℃,Lead
length
.375” (9.5mm).
( Fig. 5)
Operating junction and Storage Temperature Range.
Note: Non-repetitive current pulse, per Fig. 3 and derated above T
A
= 25℃ per Fig. 2.
SYMBOL
P
PPM
I
PPM
P
M(AV)
T
J
, T
STG
VALUE
Minimum 500
See Table
3.0
-55 to +175
UNIT
Watts
Amps
Watts
℃
All specifications are subject to change without notice.
1
Rev 7
Transient
SAC
Series
MERITEK
R
ATING AND
C
HARACTERISTIC
C
URVES
(T
A
: 25°C UNLESS OTHERWISE SPECIFIED)
Figure 1 - Peak Pulse Power Rating Curve
1000
Figure 2 - Pulse Derating Curve
100
Percentage of Rated Power (%)
A verage Power
P
PPM
-Peak Pulse Power (kW)
100
75
10
50
Peak Power
(Single Pulse)
1
25
0.1
0.000001
0.00001
0.0001
0.001
0
0
25
t
d
-Pulse Width (Sec.)
50
75
100
125
150
T
L
Lead Temperature (ºC)
175
Figure 3 - Pulse Waveform
150
tr=10µsec
I - P
eak Pulse Current, %
RSM
I
PPM
Peak Value
I
PPM
T J =2 5°C
Pulse Width(td) is defined
as the point where the peak
current decays to50% of I
PPM
Figure 4 - AC Line Protection Application
10 0
Half V
alue
I
PPM
I
PPM
(
2
)
Low Capacitance
50
10/1000µsec. Waveform
as defined by R.E.A
td
0
0
1.0
2.0
t-T
ime (ms)
3.0
4.0
Application Note:
Device must be used with two
units in parallel, opposite in polarity as shown in
circuit for AC signal line protection.
Figure 5 - Steady State Power Dissipation Derating Curve
3.5
Steady State Power dissipation (W)
3
2.5
2
1.5
1
0.5
0
0
25
50
75
100
125 150
175 200
T
L
-Lead Temperature
(ºC)
3
Rev 7