Datasheet

Transient Voltage Suppression Diodes
Surface Mount – 500W > SACB series
SACB Series
RoHS
Pb e3
Description
Uni-directional
SACB 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
Peak Pulse Power Dissipation at
TL=25OC by 10/1000μs Waveform
(fig.1)( Note 1)
Symbol
Value
Unit
PPPM
500
W
Power Dissipation on Infinite Heat
Sink at TL=50ºC
PD
3.0
W
Operating Temperature Range
TJ
-65 to 150
°C
TSTG
-65 to 175
°C
Storage Temperature Range
Note:
1. Non-repetitive current pulse , per Fig. 3 and derated above TJ (initial) = 25OC per Fig. 2.
Resources
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 11/20/15
• Glass passivated chip
junction
• Fast response time:
typically less than 1.0ps
from 0V to BV min
• Excellent clamping
capability
• Low incremental surge
resistance
•High temperature
to reflow soldering
guaranteed: 260°C/40sec
• Plastic package is
flammability rated V-0 per
Underwriters Laboratories
• Meet MSL level1, per
J-STD-020, LF maximun
peak of 260°C
• Matte tin lead–free plated
• 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
Additional Infomarion
Datasheet
• 500W peak pulse power
capability at 10/1000μs
waveform, repetition rate
(duty cycles):0.01%
• For surface mounted
applications in order to
optimize board space
• Low profile package
• Built-in strain relief
• Typical failure mode is
short from over-specified
voltage or current
• Whisker test is conducted
based on JEDEC
JESD201A per its table 4a
and 4c
• IEC-61000-4-2 ESD
30kV(Air), 30kV (Contact)
• ESD protection of data
lines in accordance with
IEC 61000-4-2
• EFT protection of data
lines in accordance with
IEC 61000-4-4
• VBR @ TJ= [email protected]°C
x (1+αT x (TJ - 25))
(αT:Temperature
Coefficient, typical value
is 0.1%)
Samples
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.
Transient Voltage Suppression Diodes
Surface Mount – 500W > SACB series
Electrical Characteristics (T =25°C unless otherwise noted)
A
Part
Number
Marking
Code
SACB5.0
SACB6.0
SACB7.0
SACB8.0
SACB8.5
SACB10
SACB12
SACB15
SACB18
SACB22
SACB26
SACB30
SACB36
SACB45
SACB50
SKE
SKG
SKM
SKR
SKT
SKX
SLE
SLM
SLT
SLX
SME
SMK
SMP
SMV
SMZ
Stand-Off
Voltage VR
(V)
Maximum
Minimum Maximum Maximum
Maximum
Peak
Clamping
Breakdown Reverse
Junction
Pulse
Voltage at IT Leakage at Voltage at Current per Capacitance
IPP=5.0A
VR IR
=1.0MA
at
(Fig.3)
0 Volts (pF)
VBR(V)
A)
VC(V)
IPP(A)
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
5
5
5
5
5
5
5
5
5
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
45
45
45
45
45
45
45
45
45
45
45
45
45
45
45
Working
Inverse
Blocking
Voltage
VWIB(V)
Inverse
Blocking Peak Inverse
Leakage
Blocking
Current at Voltage V
PIB
VWIB@ IIB
(V)
(mA)
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
Agency
Approval
100
100
100
100
100
100
100
100
100
100
100
100
100
200
200
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Ratings
=25°C unless otherwise noted
Ratings and
and Characteristic
Characteristic Curves
Curves (T
(T = 25°C unless otherwise noted)
A
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
0
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
2.0
3.0
4.0
t-Time (ms)
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 11/20/15
Transient Voltage Suppression Diodes
Surface Mount – 500W > SACB series
Soldering Parameters
Lead–free
assembly
Reflow Condition
Pre Heat
150°C
- Temperature Max (Ts(max))
200°C
- Time (min to max) (ts)
60 – 180 secs
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
- Temperature (TA) (Liquidus)
217°C
- Time (min to max) (ts)
60 – 150 seconds
Ramp-up
TL
Temperature (T)
- Temperature Min (Ts(min))
tp
TP
tL
Critical Zone
TL to TP
Ts(max)
Ramp-down
Ts(min)
ts
Preheat
25˚C
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
0.003oz., 0.093g
High Temp. Storage
JESD22-A103
Case
JEDEC DO-214AA molded plastic body
over glass passivated junction.
HTRB
JESD22-A108
Polarity
Color band denotes cathode except
Bidirectional
Temperature Cycling
JESD22-A104
Terminal
Matte Tin-plated leads. Solderable per
JESD22-B102.
MSL
JEDEC-J-STD-020, Level 1
H3TRB
JESD22-A101
RSH
JESD22-A111
Dimensions
DO-214AA (SMB J-Bend)
Dimensions
C
B
H
D
E
F
G
Dimension in inches and (millimeters)
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 11/20/15
33
Millimeters
Max
A
0.077
B
0.160
Cathode Band
A
Inches
Min
Min
Max
0.086
1.950
2.200
0.180
4.060
4.570
C
0.130
0.155
3.300
3.940
D
0.084
0.096
2.130
2.440
E
0.030
0.060
0.760
1.520
F
-
0.008
-
0.203
G
0.205
0.220
5.210
5.590
H
0.006
0.012
0.152
0.305
Transient Voltage Suppression Diodes
Surface Mount – 500W > SACB series
Part Numbering System
XX
Cathode Band
F
SACB
Part Marking System
Series Type
Stand Off Voltage
XX
YMXXX
Littelfuse Logo
Marking Code
Trace Code Marking
Y:Year Code
M: Month Code
XXX: Lot Code
Packaging
Part number
SACBXX
Component
Package
DO-214AA
Quantity
3000
Packaging
Option
Tape & Reel - 12mm tape/13” reel
Packaging Specification
EIA STD RS-481
Schematic
Transient
Voltage
Suppressor
Diode
Tape and Reel Specification
0.157
(4.0)
0.47
(12.0)
Cathode
0.315
(8.0)
0.059 DIA
(1.5)
Cover tape
13.0 (330)
0.80 (20.2)
Arbor Hole Dia.
0.49
(12.5)
Dimensions are in inches
(and millimeters).
Direction of Feed
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 11/20/15