LITTELFUSE SAC7.0

Transient Voltage Suppression Diodes
Axial Leaded – 500W > SAC series
RoHS
SAC Series
Description
The SAC Series is designed specifically to protect sensitive
electronic equipment from voltage transients induced by
lightning and other transient voltage events.
t)BMPHFO'SFF
t 3P)4DPNQMJBOU
t (MBTTQBTTJWBUFEDIJQ
junction in DO-15
Package
t 8QFBLQVMTFQPXFS
capability at 10×1000μs
waveform, repetition rate
(duty cycles):0.01%
t 'BTUSFTQPOTFUJNF
typically less than 1.0ps
from 0 Volts to BV min
t &YDFMMFOUDMBNQJOH
capability
t -PXJODSFNFOUBMTVSHF
resistance
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
Maximum Ratings and Thermal Characteristics
(TA=25OC unless otherwise noted)
Parameter
Peak Pulse Power Dissipation by
10x1000μs test waveform (Fig.1)
(Note 1)
Steady State Power Dissipation on
infinite heat sink at TL=75ºC (Fig. 5)
Operating Junction and Storage
Temperature Range
Symbol
Value
Unit
PPPM
500
W
t )JHIUFNQFSBUVSF
soldering guaranteed:
260°C/40 seconds /
0.375”,(9.5mm) lead
length, 5 lbs., (2.3kg)
tension
t 1MBTUJDQBDLBHFIBT
Underwriters Laboratory
Flammability classification
94V-O
t .BUUF5JO-FBEoGSFF
plated
t *EFBMGPSEBUBMJOF
applications
Applications
PD
3.0
W
TJ , TSTG
-55 to 175
°C
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.
Note:
1. Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2.
Electrical Characteristics
Part
Number
Reverse
Stand off
Voltage VR
(V)
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
10.0
12.0
15.0
18.0
22.0
26.0
30.0
36.0
45.0
50.0
Breakdown Maximum Maximum Maximum Maximum
Peak
Junction
Voltage VBR Reverse Clamping
Pulse
Voltage at
Leakage
Current Capacitance
(V)
Ipp=5.0A
IR @ VR
@ 0 Volts
(Fig.3)
IPP (A)
MIN
(pF)
(μA)
VC (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
300
300
300
100
50
5
1
1
1
1
1
1
1
1
1
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SAC.html for current information.
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
44.0
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
77
Revision: January 09, 2009
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
Working
Inverse
Blocking
Voltage
VWIB (V)
Inverse
Blocking
Leakage
Current at
IIB @ VWIB
(mA)
Peak
Inverse
Blocking
Voltage
VPIB (V)
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
Agency
Approval
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
SAC Series
SAC Series
Features
Transient Voltage Suppression Diodes
Axial Leaded – 500W > SAC series
Ratings and Characteristic Curves (T =25°C unless otherwise noted)
A
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
100
Percentage of Rated Power (%)
PPPM-Peak Pulse Power (kW)
1000
100
10
1
0.1
0.000001
Average Power
75
Peak Power
(Single Pulse)
50
25
0
0.00001
0.0001
0.001
0
td-Pulse Width (Sec.)
Figure 3 - Pulse Waveform
25
50
75
100
125
150
TL Lead Temperature (ºC)
175
Figure 4 - AC Line Protection Application
IPPM- Peak Pulse Current, % IRSM
150
tr=10μsec
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
Peak Value
IPPM
100
Half Value
IPPM IPPM
( )
2
50
10/1000μsec. Waveform
as defined by R.E.A
Low Capacitance
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
1.0
0
2.0
3.0
4.0
t-Time (ms)
Figure 5 - Steady State Power Derating Curve
Steady State Power dissipation (W)
3.5
3
2.5
2
1.5
1
0.5
0
0
25
50
75
100
125
150
175
200
TL-Lead Temperature (ºC)
SAC Series
78
Revision: January 09, 2009
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SAC.html for current information.
Transient Voltage Suppression Diodes
Axial Leaded – 500W > SAC series
Soldering Parameters
Reflow Condition
-FBEoGSFFBTTFNCMZ
tp
TP
Pre Heat
150°C
Ramp-up
- Temperature Max (Ts(max))
200°C
- Time (min to max) (ts)
oTFDT
Average ramp up rate (Liquidus Temp
(TL) to peak
3°C/second max
TS(max) to TL - Ramp-up Rate
3°C/second max
Reflow
Critical Zone
TL to TP
TL
- Temperature (TL) (Liquidus)
217°C
- Time (min to max) (ts)
oTFDPOET
Temperature (T)
- Temperature Min (Ts(min))
tL
Ts(max)
Ramp-down
Ts(min)
ts
Preheat
25˚C
t 25˚C to Peak
Time (t)
260+0/-5 °C
Time within 5°C of actual peak
Temperature (tp)
oTFDPOET
Flow/Wave Soldering (Solder Dipping)
Ramp-down Rate
6°C/second max
Peak Temperature :
265OC
Time 25°C to peak Temperature (TP)
8 minutes Max.
Dipping Time :
10 seconds
Do not exceed
280°C
Soldering :
1 time
SAC Series
Peak Temperature (TP)
Physical Specifications
Environmental Specifications
Weight
0.015oz., 0.4g
Temperature Cycle
JESD22-A104
Case
JEDEC DO-204AC (DO-15) molded
plastic body over passivated junction.
Pressure Cooker
JESD 22-A102
Polarity
Color band denotes the cathode except
Bipolar.
High Temp. Storage
JESD22-A103
Terminal
Matte Tin axial leads, solderable per
JESD22-B102D.
HTRB
JESD22-A108
Thermal Shock
JESD22-A106
Dimensions
D
Dimensions
C
A
B
A
A
Inches
Millimeters
Min
Max
Min
Max
1.000
-
25.40
-
B
0.230
0.300
5.80
7.60
C
0.028
0.034
0.71
0.86
D
0.104
0.140
2.60
3.60
DO-204AC (DO-15)
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SAC.html for current information.
79
Revision: January 09, 2009
SAC Series
Transient Voltage Suppression Diodes
Axial Leaded – 500W > SAC series
Part Numbering System
Part Marking System
SAC xxx X
Cathode Band
SACXX
OPTION CODE:
BLANK Reel Tape
-B Bulk Packaging
VOLTAGE CODE
(Refer to the Electrical Characteristics table)
SERIES CODE
F
Littelfuse Logo
Product Type
Packaging
Component
Package
Quantity
Packaging
Option
SACxxxXX
DO-204AC
4000
Tape & Reel
SACxxxXX-B
DO-204AC
1000
BULK
Part Number
Packaging Specification
EIA STD RS-296E
Littelfuse Concord Packing Spec. DM-0016
Schematic
SAC Series
80
Revision: January 09, 2009
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SAC.html for current information.