WEITRON
http://www.weitron.com.tw
SAC 5.0 thru SAC 50
Low Capacitance Tranient Voltage Suppressor
Feature:
* Plastic package has underwriters laboratory
Flammability classification 94V- 0.
* Glass passivated junction.
* 500w peak pulse power capability with a 10/100 us waveform
Repetition rate(duty cycle):0.01 %.
* Excellent clamping capability.
* Low incremental surge resistance.
* Fast response time: t 1.0 ns @ 0 V to V (typ).
* Ideal for data line applications.
* High temperature soldering guaranteed: 265 C/10sec, 0.375"(9.5mm)
lead length, 51bs, (2.3kg)tension.
Mechanical Data:
* Case: JEDEC DO-15 molded plastic over a passivated junction.
* Terminal: Solder plated axial leads solderable per.
MIL-STD-750, method 2026
* Polarity: Color band denotes positive end (cathode).
* Mounting position: Any.
* Weight: 0.015 Ounce, 0.4 gram.
Dim
DO-15
Min
Min
Min
Min
25.4
Max
Max
Max
Max
-
A
B
5.8
7.6
C
0.71
0.86
2.6
3.6
D
Peak Pulse Power
500 Watts
Sand-off Voltage
5.0 to 50 Volts
Schematic
Diode
TVS
Unit: mm
DO-15 Outline Dimensions
DO-15
(DO-204AC)
(BR)
__
Axial Device
Maximum Rating(T =25 C Unless otherwise noted)
Characteristic
Peak Pulse Power Disspation with a 10/1000 us waveform
Steady State Power Disspation at TL=75 C with lead lenghts
TJ ,TSTG
Units
A
C
Symbol
Value
WEITRON
SAC 5.0 thru SAC 50
http://www.weitron.com.tw
(1)
(1)
P
PPM
I
PPM
P
M(AV)
Minimum
500
W
or 0.375"(9.5mm)
Peak Pulse Power Surge Current with a 10/1000 us
waveform FIG3.
Operation Junction and Storage Temperature Range
3
See Table 1
W
Note:
1. Non-repetitive current pulse, per FIG3. and derated above TA= 25 C per FIG2.
-55 to + 175
Electrical Characteristics(T =25 C Unless otherwise noted)
PART
NUMBER
STANDOFF
VOLTAGE
V
BREAKDOWN
VOLTAGE
AT I =1.0mA AT V
AT
MAXIMUM
MAXIMUM MAXIMUM
JUNCTION
CAPACITANCE
AT 0 VOLTS
(pF)
WORKING
INVERSE
BLOCKING
VOLTAGE
V
(V)
(V)
(V)
(V)
MAXIMUM MAXIMUM
CLAMPING
VOLTAGE
Vc (V)
PEAK
PULSE
CURRENT
Ipp (A)
Ipp=5.0A
REVERSE
LEAKAGE
I (A)
INVERSE
BLOCKING
LEAKAGE
CURRENT
I (mA)
SAC5.0
5.00
7.60
50
75
10.0
44.0
300
1.0
SAC6.0
6.00
7.90
50
75
11.2
41.0
300
1.0
SAC7.0
7.00
8.33
50
75
12.6
38.0
300
1.0
SAC8.0
8.00
8.89
50
75
13.4
36.0
100
1.0
SAC8.5
8.50
9.44
50
75
14.0
34.0
50
1.0
SAC10
10.00
11.10
50
75
16.3
29.0
5
1.0
SAC12
12.00
13.30
50
75
19.0
25.0
5
1.0
SAC15
15.00
16.70
50
75
23.6
20.0
5
1.0
SAC18
18.00
20.00
50
75
28.8
15.0
5
1.0
SAC22
22.00
24.40
50
75
35.4
14.0
5
1.0
SAC26
26.00
28.90
50
75
42.3
11.1
5
1.0
SAC30
30.00
33.30
50
75
48.6
10.0
5
1.0
SAC36
36.00
40.00
50
75
60.0
8.6
5
1.0
SAC45
45.00
50.00
50
150
77.0
6.8
5
1.0
SAC50
51.00
55.50
50
150
88.0
5.8
5
1.0
WM
WM
IB
WIB
V
WIB
R
T
V(BR)
PEAK
INVERSE
BLOCKING
VOLTAGE
V
PIB
PER FIG.3
100
100
100
100
100
100
100
100
100
100
100
100
100
200
200
A
A
WEITRON
http://www.weitron.com.tw
SAC 5.0 thru SAC 50
FIG.2- PULSE DERATING CURVE
0
50
100
150
175
0
25
50
75
100
FIG.3- PULSE WAVEFORM
0
0
1.0
2.0
3.0
4.0
100
150
50
T =25 C
Pulse Width (td)
is defined sa the point
where the peak current
decays to 50% of l
j
0
PPM
td
tr=10 sec.
10/1000 sec. Waveform
as defined by R.E.A.
Peak Value
l
PPM
HALF VALUE - IPP
l
PPM
2
FIG.1- PEAK PULSE POWER RATING CURVE
0.1 s
100 s
1.0ms
10ms
10 s
1.0 s
0.1
30
10
1.0
Non-repetitive Pulse
Waveform shown in Fig.3
T =25 C
A
0
Impulse
Exponential
Decay
Half Sine
Square
CurrentWaveform
td
td
P
PK
P
PK
P
PK".
5"
td
td=7tp
Average Power
Peak Power
(single pulse)
Low Capacitance
TVS
Application Note
: Device must be used with two units
opposite in polarity as shown in circuit for AC
signal line protection
in parallel,
FIG. 4 - AC Line Protection Application
P
,
P
e
a
k
P
u
l
s
e
P
o
w
e
r
(
k
w
)
P
P
M
tp, Pulse Width, (sec.)
P
e
r
c
e
n
a
t
a
g
e
o
f
R
a
t
e
d
P
o
w
e
r
(
1
0
0
%
)
T , Lead Temperature( C)
L
t-Time(ms)
I
,
P
e
a
k
P
u
l
s
e
C
u
r
r
e
n
t
,
%
I
P
P
M
P
S
M
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