ELECTRONICS
Transient
Voltage
Suppressors
SAC Series
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to
http://www.ruilon.com
for current information.
Transient Voltage Suppressors - SAC Series
Features
1. Halogen-free
2. Rohs compliant
3. Typical maximum temperature coefficient
4. ΔV
BR
=0.1%xV
BR
@25°C x ΔT
5. Glass passivated Chip junction in DO-15 package
6. 800W peak pulse capadility at 10x1000μs waveform,repetition rate (duty
cycles):0.01%
7. Fast response time:typically less than 1.0ps from 0 Volts to BV min
8. Excellent clamping capability
9. Low incremental surge resistance
10. Typical IR less than 5μA above 11V
11. High temperature soldering guaranteed: 260°C/40 seconds / 0.375”,
\(9.5mm) lead length, 5lbs., (2.3kg)tension
12. Plastic package has underwriters laboratory flammability classification
94v-0
UNI
Cathode
Anode
UNI
Applications
TVS devices are ideal for the protection of I/O interfaces,VCC bus and other vulnerable circuits used in telecom, computer,
industrial and consumer electronic applications.
Mechanical Characteristics
Rating
Peak Pulse Power Dissipation by 10x1000μs test waveform
(Fig.1)(Note 1)
Steady State Power Dissipation on
inifinite heat sink at TL=75°C (Fig. 5)
Peak Forward Surge Current, 8.3ms Single Half Sine Wave
Unidirectional only (Note 2)
Maximum Instantaneous Forward Voltage at 25A for
Unidirectional only (Note 3)
Operating junction and Storage Temperature Range.
Typical Thermal Resistance Junction to Lead
Typical Thermal Resistance Junction
to Ambient
Symbol
P
PPM
P
D
I
FSM
V
F
T
J
,
T
STG
R
uJL
R
uJA
Value
500
3
70
3.5/5.0
-55°C to 175°C
20
75
Units
Watts
Watts
Amps
V
°C
°C/W
°C/W
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated above TA = 25°C per Fig. 2.
2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 perminute maximum.
3. VF<3.5V for devices of VBR < 200V and VF<5.0V for devices of VBR > 201V.
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to
http://www.ruilon.com
for current information.
Page:1
Transient Voltage Suppressors - SAC Series
Electriacl Characteristics
Type Number
(UNI)
SAC5.0
SAC6.0
SAC7.0
SAC8.0
SAC8.5
SAC10
SAC12
SAC15
SAC18
SAC22
SAC26
SAC30
SAC36
SAC45
SAC50
Reverse
Stand-Off
Voltage
VRWM
(V)
5.0
6.0
7.0
8.0
8.5
10.0
12.0
15.0
18.0
22.0
26.0
30.0
36.0
45.0
50.0
Breakdown
Maximum
Peak Pulse
Voltage
Clamping
Current
Min.@IT Voltage@I
PP
V
BR MIN.(V)
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
V
C(V)
10.0
11.2
12.6
13.4
14.0
16.3
19.0
23.6
28.8
35.3
42.3
48.6
60.0
77.0
88.0
IPP
(A)
44.0
41.0
38.0
36.0
34.0
29.0
25.0
20.0
15.0
14.0
11.1
10.0
8.6
6.8
5.8
Reverse
Leakage
@VRWM
IR
(µA)
300
300
300
100
50
5
1
1
1
1
1
1
1
1
1
Maximum
Working
Junction
Inverse
Capacitance
Blocking
@ 0 Volts VoltageVWIB
(pF)
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
(V)
75
75
75
75
75
75
75
75
75
75
75
75
75
150
150
Inverse
Blocking
Peak Inverse
Leakage
Blocking
Current at VoltageVPIB
IIB @ VWIB
(mA)
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
(V)
100
100
100
100
100
100
100
100
100
100
100
100
100
200
200
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to
http://www.ruilon.com
for current information.
Page:2
Transient Voltage Suppressors - SAC Series
Ratings and Characteristic Curves
Figure 1 - Peak Pulse Power Rating Curve
1000
Percentage of Rated Power (%)
Figure 2 - Pulse Derating Curve
100
Average
Powe
P
PPM
-Peak Pulse Power (kW)
100
75
10
50
Peak
Power
(Single Pulse)
1
25
0.1
0.000001
0
0.00001
0.0001
0.001
t
d
-Pulse Width (Sec.)
0
25
50
75
100
125
150
T
L
Lead Temperature (ºC)
Figure 3 - Pulse Waveform
150
I
PPM
- Peak Pulse Current, % I
RSM
t r =10µsec
Peak
Value
IPPM
T
J
=25°C
as the point where the peak
current decays to 5 0% of I
PPM
Figure 4 - AC Line Protection Application
100
Half Value
IPPM
IPPM
2
( )
10/1000µsec. Waveform
50
Low Capacitance
0
td
0
1.0
2.0
t-Time (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 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)
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to
http://www.ruilon.com
for current information.
Page:3
Transient Voltage Suppressors - SAC Series
Soldering Parameters
Feflow Condition
- Temperature Min (T s(min))
Pre Heat
- Temperature Max (T s(min))
- Time (min to max) (t s)
Average ramp up rate (Liquidus Temp (TL) to peak
TS(max) to TL - Ramp-up Rate
Reflow
Peak Temperature (T P)
Time within 5°C of actual peak Temperature (t
p
)
Ramp-down Rate
Time 25°C to peak Temperature (T
P
)
Do not exceed
- Temperature (T L) (Liquidus)
- Time (min to max) (t s)
Lead-free assembly
150°C
200°C
60-180 secs
3°C/second max
3°C/second max
217°C
60-150 seconds
260+0/-5 °C
20-40 seconds
6°C/second max
8 minutes Max.
280°C
T
P
R
am
p-
u
p
t
p
on
e
Cr
i
t
ic
a
l Z
P
T
L
to T
Physical Specifications
Weight
Case
Polarity
Termina
0.045oz., 1.2g
JEDEC DO-201 molded plastic body over
passivated junction.
Color band denotes the cathode except Bipolar.
Matte Tin axial leads, solderable per
JESD22-B102D.
t
L
T
L
T
e
m
pe
ratur
e (
T)
T
s(max)
Ramp-down
T
s(min)
Preheat
t
s
Time (t)
Environmental Specifications
Temperature Cycle
JESD22-A104
JESD 22-A102
JESD22-A103
JESD22-A108
JESD22-A106
Pressure Cooker
265°C
10 seconds
1 time
High Temp. Storage
HTRB
Thermal Shock
Flow/Wave Soldering
Peak Temperature :
Dipping Time :
Soldering :
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to
http://www.ruilon.com
for current information.
Page:4
