Datasheet

Transient Voltage Suppression Diodes
Axial Leaded – 500W > SAC series
SAC Series
Pb e3
RoHS
Description
Uni-directional
The SAC Series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
Maximum Ratings and Thermal Characteristics
(TA=25OC unless otherwise noted)
Parameter
Symbol
Value
Unit
PPPM
500
W
PD
3.0
W
TJ , TSTG
-65 to 175
°C
Typical Thermal Resistance Junction
to Lead
RθJL
20
°C/W
Typical Thermal Resistance Junction
to Ambient
RθJA
75
°C/W
Peak Pulse Power Dissipation by
10/1000μs Test Waveform (Fig.1)
(Note 1)
Steady State Power Dissipation on
Infinite Heat Sink at TL=75ºC )
Operating Junction and Storage
Temperature Range
Note:
1. Non-repetitive current pulse , per Fig. 3 and derated above TJ (initial) = 25OC per Fig. 2.
• 500W peak pulse power
capability at 10/1000μs
waveform, repetition rate
(duty cycles):0.01%
• Glass passivated chip
junction in DO-15
Package
• Fast response time:
typically less than 1.0ps
from 0 Volts to BV min
• Typical failure mode is
short from over-specified
voltage or current
• Whisker test is
conducted based on
JEDECJESD201A per its
table 4a and 4c
• IEC-61000-4-2 ESD
30kV(Air), 30kV (Contact)
•E
SD protection of data
lines in accordance with
IEC 61000-4-2
• Low incremental surge
resistance
• EFT protection of data
lines in accordance with
IEC 61000-4-4
• High temperature
to reflow soldering
guaranteed: 260°C/40sec
/ 0.375”,(9.5mm) lead
length, 5 lbs., (2.3kg)
tension
• Plastic package is
flammability rated
V-0 per Underwriters
Laboratories
• Matte tin lead–free plated
• Ideal for data line
applications
• Halogen free and RoHS
compliant
• Pb-free E3 means 2nd
level interconnect is
Pb-free and the terminal
finish material is tin(Sn)
(IPC/JEDEC J-STD609A.01)
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.
Electrical Characteristics (T =25°C unless otherwise noted)
A
Part
Number
Reverse
Stand off
Voltage VR
(V)
Breakdown
Voltage VBR
(V)
MIN
Maximum
Reverse
Leakage
IR @ VR
(µA)
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
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
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 11/20/15
Maximum
Clamping
Voltage at
Ipp=5.0A
VC (V)
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
Maximum
Maximum
Peak
Pulse
Junction
Current
Capacitance
(Fig.3)
@ 0 Volts (pF)
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
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
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 - Peak Pulse Power Derating Curve
100
Peak Pulse Power (PPP) or Current (IPP)
Derating in Percentage %
IPPM - Peak Pulse Power (kW)
100
30
10
1
Impulse
Exponential
Decay
µ
PPK ".5"
td
td
PPK
Half Sine
td=7tp
PPK
0.1
0.001
td
Square
Current Waveforms
0.01
0.1
1
10
t d - Pulse Width (ms)
Figure 3 - Pulse Waveform
80
60
40
20
0
0
25
50
75
100
125 150
TJ - Initial Junction 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
0
td
0
1.0
2.0
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.
t-Time (ms)
Additional Infomarion
Datasheet
Resources
Samples
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 11/20/15
Transient Voltage Suppression Diodes
Axial Leaded – 500W > SAC series
Soldering Parameters
Lead–free
assembly
Pre Heat
- Temperature Min (Ts(min))
150°C
- Temperature Max (Ts(max))
200°C
- Time (min to max) (ts)
60 – 180 secs
Ramp-up
TL
Average ramp up rate (Liquidus Temp (TA)
to peak
3°C/second max
TS(max) to TA - Ramp-up Rate
3°C/second max
Reflow
tp
TP
Temperature (T)
Reflow Condition
tL
Ts(max)
Ramp-down
Ts(min)
ts
Preheat
25˚C
- Temperature (TA) (Liquidus)
217°C
- Time (min to max) (ts)
60 – 150 seconds
Critical Zone
TL to TP
t 25˚C to Peak
Time (t)
Peak Temperature (TP)
260+0/-5 °C
Time within 5°C of actual peak
Temperature (tp)
20 – 40 seconds
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
260°C
Soldering :
1 time
Environmental Specifications
Physical Specifications
Weight
0.015oz., 0.4g
High Temp. Storage
JESD22-A103
Case
JEDEC DO-204AC (DO-15) molded
plastic body over passivated junction.
HTRB
JESD22-A108
Polarity
Color band denotes the cathode except
Bipolar.
Temperature Cycling
JESD22-A104
Terminal
Matte Tin axial leads, solderable per
JESD22-B102.
H3TRB
JESD22-A101
RSH
JESD22-B106
Dimensions
D
Dimensions
C
A
B
DO-204AC
DO-204AC (DO-15)
(DO-15)
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 11/20/15
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
Transient Voltage Suppression Diodes
Axial Leaded – 500W > SAC series
Part Numbering System
Part Marking System
OPTION CODE:
BLANK Reel Tape
-B Bulk Packaging
Cathode Band
F
SAC xxx X
YYWW
Littelfuse Logo
VR VOLTAGE CODE
(Refer to the Electrical Characteristics table)
Trace Code Marking
SACXXX
SERIES CODE
YY:Year Code
WW: Week Code
Product Type
Packaging
Part Number
Component
Package
Quantity
Packaging
Option
SACxxxXX
DO-204AC
4000
Tape & Reel
EIA STD RS-296
SACxxxXX-B
DO-204AC
1000
BULK
Littelfuse Spec.
Packaging Specification
Schematic
Transient
Voltage
Suppressor
Diode
Tape and Reel Specification
Off Center
either side 2.063+0.079/-0.039
(53.0+2.0/-1.0)
0.028(0.7)
2.56
(65.0)
0.047
(1.2)
0.197+/-0.020
(5.0+/- 0.5)
13.0
(330.2)
0.236
(6.0)
Dimensions are in
inches/mm
3.0
(76.2)
0.68
(17.27)
2.75
(69.85)
Recess Depth Max. 0.75 (19.05)
Direction of Feed
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 11/20/15