SAC5.0 THRU SAC50 SERIES
LOW CAPACITANCE T
RANS
Z
ORB
TM TRANSIENT VOLTAGE SUPPRESSOR
Stand-off Voltage - 5.0 to 50 Volts Peak Pulse Power - 500 Watts
FEATURES
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Glass passivated junctions
500W peak pulse power capability with a 10/1000
s
waveform, repetition rate (duty cycle): 0.01%
Excellent clamping
capability
Low incremental surge resistance
Fast response time: typically less
than 1.0ns from 0 Volts to V
(BR)
Ideal for data line applications
High temperature soldering guaranteed:
265C/10 seconds, 0.375" (9.5mm) lead length,
5lbs. (2.3 kg) tension
MECHANICAL DATA
Case: JEDEC DO-204AC molded plastic over a passivated
junction
Terminals: 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
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25C ambient temperature unless otherwise specified.
SYMBOL
VALUE
UNITS
Peak pulse power dissipation with a
10/1000
s waveform
(NOTE 1 )
P
PPM
Minimum 500
Watts
Steady state power dissipation at T
L
=75C with
lead lengths or 0.375" (9.5mm)
P
M(AV)
3.0
Watts
Peak pulse power surge current with a
10/1000
s waveform
(NOTE 1, FIG. 3)
I
PPM
SEE TABLE 1
Amps
Operating junction and
storage temperature range
T
J
, T
STG
-55 to +175
C
NOTES:
(1) Non-repetitive current pulse, per Fig. 3 and derated above T
A
=25C per Fig. 2
1/5/99
0.034 (0.86)
0.028 (0.71)
0.140 (3.6)
0.104 (2.6)
DIA.
DIA.
1.0
MIN.
(25.4)
0.230 (5.8)
0.300 (7.6)
1.0
MIN.
(25.4)
Dimensions in inches
and
(millimeters)
DO-204AC
Schematic
Diode
Transient
Voltage
Suppressor
0
50
100
150
0
25
50
75
100
0
1.0
2.0
3.0
4.0
0
100
150
50
0.1
s
1.0
s
10
s
100
s
1.0ms
10ms
0.1
1.0
10
100
RATINGS AND CHARACTERISTIC CURVES SAC5.0 THRU SAC50 SERIES
T
L
, LEAD TEMPERATURE, C
FIG. 3 - PULSE WAVEFORM
t, TIME, ms
I
PPM,
PEAK PULSE CURRENT
, %
PERCENT
AGE OF RA
TED POWER, (%)
PULSE WIDTH (td) is DEFINED
as the POINT WHERE the
PEAK CURRENT DECAYS
to 50% of I
PP
tr=10
sec.
HALF VALUE - I
PP
2
10/1000
sec.
WAVEFORM
AS DEFINED BY R.E.A.
PEAK VALUE
I
PPM
FIG. 2 - POWER DERATING CURVE
FIG. 1 - PEAK PULSE POWER RATING CURVE
P
PPM
, PEAK PULSE POWER, kW
td, PULSE WIDTH, sec.
NON-REPETITIVE
PULSE WAVEFORM
SHOWN in FIG. 3
T
A
=25C
IMPULSE
EXPONENTIAL
DECAY
HALF SINE
SQUARE
CURRENT WAVEFORMS
1.0
0.5
td
td
td
td
AVERAGE POWER
PEAK POWER
(SINGLE PULSE)
Minimum
Maximum
Maximum
Maximum
Maximum
Working
Inverse
Peak
Stand-off
Breakdown
Reverse
Clamping
Peak Pulse
Junction
Inverse
Blocking
Inverse
Voltage
Voltage
Leakage
Voltage
Current
Capacitance
Blocking
Leakage
Blocking
(NOTE 1)
at I
T
= 1.0mA
at V
WM
at I
PP
=5.0A
per FIG. 3
at
Voltage
Current
Voltage
Part
V
WM
V
(BR)
I
D
Vc
l
PP
0 VOLTS
V
WIB
at V
WIB
V
PIB
Number
(VOLTS)
(VOLTS)
(uA)
(VOLTS)
(AMPS)
(pF)
(VOLTS)
I
IB
(mA)
(VOLTS)
SAC5.0
5.0
7.60
300
10.0
44
50
75
1.0
100
SAC6.0
6.0
7.90
300
11.2
41
50
75
1.0
100
SAC7.0
7.0
8.33
300
12.6
38
50
75
1.0
100
SAC8.0
8.0
8.89
100
13.4
36
50
75
1.0
100
SAC8.5
8.5
9.44
50
14.0
34
50
75
1.0
100
SAC10
10
11.10
5.0
16.3
29
50
75
1.0
100
SAC12
12
13.30
5.0
19.0
25
50
75
1.0
100
SAC15
15
16.70
5.0
23.6
20
50
75
1.0
100
SAC18
18
20.00
5.0
28.8
15
50
75
1.0
100
SAC22
22
24.40
5.0
35.4
14
50
75
1.0
100
SAC26
26
28.90
5.0
42.3
11.1
50
75
1.0
100
SAC30
30
33.30
5.0
48.6
10.0
50
75
1.0
100
SAC36
36
40.00
5.0
60.0
8.6
50
75
1.0
100
SAC45
45
50.00
5.0
77.0
6.8
50
150
1.0
200
SAC50
50
55.50
5.0
88.0
5.8
50
150
1.0
200
ELECTRICAL CHARACTERISTICS
at (T
A
=25C unless otherwise noted) TABLE 1
FIG. 4 - AC LINE PROTECTION APPLICATION
APPLICATION NOTE: Device must be used with two units in parallel, opposite in
polarity as shown in circuit for AC signal line protection
LOW CAPACITANCE
TRANSIENT VOLTAGE
SUPPRESSOR
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