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