Gas Discharge Tube (GDT) Products
SL1003A Series
SL1003A Series
Description
®
Agency Approvals
AGENCY
®
Features
AGENCY FILE NUMBER
3 Electrode GDT Graphical Symbol
Applications
©2011 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com for current information.
Customer should verify actual device performance in their specific applications.
33
Revised: February 23, 2011
SL1003A Series
Gas Discharge Tube (GDT) Products
SL1003A Series
Electrical Characteristics
Device Specifications
DC Breakdown
Impulse
Impulse Insulation Capaci-
in Volts
1,2,3
Breakdown Breakdown Resistance tance
in Volts
2,3
In Volts
2,3
Arc
Voltage
Surge
Life
Nominal
Impulse
Discharge
Current
Life Ratings
Nominal
AC
Discharge
Current
AC
Discharge
Current
DC
Holdover
Voltage
4
Max Impulse
Discharge
Current
Part Number
MIN
TYP
MAX
MAX
MIN
MAX
TYP
TYP
@ 10/350μs
Ω
Ω
Product Characteristics
Leaded Device:
Materials
Core and Surface Mount:
Glow Voltage
Product Marking
Storage and
Operational
Temperature
Glow to Arc
Transition Current
SL1003A Series
34
Revised: February 23, 2011
©2011 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com for current information.
Customer should verify actual device performance in their specific applications.
Gas Discharge Tube (GDT) Products
SL1003A Series
Device Dimensions
For SL1003A series:
'R' Type Radial Lead Devices
PROFILE VIEW
TOP VIEW
Dimensions are in millimeters [and inches]
'C' Type Core Devices
12.2 - 2
[0.480
-
0.079]
8.1 ± 0.2
[0.319 ± 0.0079]
Ø6.3 ± 0.2
[0.248 ± 0.0079]
PROFILE VIEW
TOP VIEW
8.1 ± 0.2
[0.319 ± 0.0079]
Ø6.0 ± 0.1
[0.236 ± 0.0039]
4.3 + 1.5
6.0 ± 0.5
[0.169 + 0.059] [0.236 ± 0.020]
4.4 ± 0.3
[0.173±
0.012]
4.4 ± 0.3
[0.173±
0.012]
0.8 DIA.
[0.031]
'R' Type Radial Lead Devices
PROFILE VIEW
TOP VIEW
'SM' Type Surface Mount Devices
TOP VIEW
6.0 ± 0.1
3.20
[0.126]
PROFILE VIEW
12.2 - 2
[0.480
-
0.079]
8.1 ± 0.2
[0.319 ± 0.0079]
Ø6.3 ± 0.2
[0.248 ± 0.0079]
8.1 ± 0.2
[0.319 ± 0.0079]
2.8
[0.110]
2.8
[0.110]
Ø6.0 ± 0.1
1.5
[0.059]
4.3 + 1.5
6.0 ± 0.5
[0.169 + 0.059] [0.236 ± 0.020]
0.5
[0.019]
Ø
6.
8
±
1
0.
3.9 ± 0.3
[0.154±
0.012]
3.9 ± 0.3
[0.154±
0.012]
0.8 DIA.
[0.031]
TOP VIEW
2.20
[0.087]
PROFILE VIEW
TOP VIEW
1.20
[0.04]
1.20
[0.047]
12.2 - 2
[0.480
-
0.079]
0.8 MAX.
Ø6.3 ± 0.2
[0.248 ± 0.0079]
3 ± 0.5 [0.118 ± 0.020]
2 ± 0.5
[0.079 ± 0.020
8.1 ± 0.2
[0.319 ± 0.0079]
6.000
[0.236]
7.00
[0.275]
allow space
for product
clearance
6.6 ± 0.5
[0.260 + 0.020]
2.10
2.10
[0.083] [0.083]
4.3 + 1.5
6.0 ± 0.5
[0.169 + 0.059] [0.236 ± 0.020]
6.40
[0.252]
7.60
[0.299]
3.9 ± 0.3
[0.154±
0.012]
3.9 ± 0.3
[0.154±
0.012]
0.8 DIA.
[0.031]
8.80
[0.346]
©2011 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com for current information.
Customer should verify actual device performance in their specific applications.
35
Revised: February 23, 2011
SL1003A Series
Gas Discharge Tube (GDT) Products
SL1003A Series
Soldering Parameters - Reflow Soldering (Surface Mount Devices)
Reflow Condition
- Temperature Min (T
s(min)
)
- Time (Min to Max) (t
s
)
Average Ramp-up Rate (Liquidus Temp
(T
L
) to peak)
T
S(max)
to T
L
- Ramp-up Rate
Reflow
- Temperature (T
L
) (Liquidus)
- Temperature (t
L
)
T
P
Ramp-up
t
P
Critical Zone
T
L
to T
P
Temperature
Pre Heat
- Temperature Max (T
s(max)
)
T
L
T
S(max)
Preheat
t
L
Ramp-down
T
S(min)
t
S
25
time to peak temperature
(t 25ºC to peak)
Time
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
Soldering Parameters - Wave Soldering (Thru-Hole Devices)
300
Recommended Process Parameters:
Wave Parameter
Preheat:
Lead-Free Recommendation
Temperature (°C) - Measured on bottom side of board
280
260
240
220
200
180
160
140
120
100
80
60
40
20
140
150
240
100
110
120
130
160
170
180
190
200
210
220
230
10
20
30
40
50
60
70
80
90
0
0
Solder Pot Temperature:
Solder Dwell Time:
Time (Seconds)
Preheat Time
Dwell Time
Cooling Time
Soldering Parameters - Hand Soldering
SL1003A Series
36
Revised: February 23, 2011
©2011 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com for current information.
Customer should verify actual device performance in their specific applications.
Gas Discharge Tube (GDT) Products
SL1003A Series
Packaging
'C' Type Core Items:
'R' and ‘RF’ Type Radial Lead Items:
'SM' Type Surface Mount Items:
Dimensions are in millimeters [and inches]
1.75 ± 0.1
[0.069 ± 0.0039]
10x4 ± 0.1 = 40 ± 0.2
Ø1.5 +0.1
[10x0.157 ± 0.004 = 1.575 ± 0.008]
[0.059 +0.0039]
Ø1.5 +0.1
Ø4 ± 0.1
Ø2 ± 0.1
[0.059 +0.0039]
[0.157 ± 0.0039] [0.079 ± 0.0039]
Dimensions are in millimeters [and inches]
0.4 ± 0.05
[0.016 ± 0.0020]
3 [0.118]
ax
275.0
[10.83]
100.0
[3.94]
76.0
[2.99]
25.0
[0.98]
20°
m
24 ± 0.3
[ 0.945 ± 0.012]
11.5 ± 0.1
[0.453 ± 0.0039]
14 [0.551]
8.6 ± 0.1
[0.339 ± 0.0039]
4 [0.157]
17.7
[0.697]
Direction of Feed
Part Numbering System and Ordering Information
SL1003 A XXX XX
Type 3 Pole Arrestor
Voltage
Pin Configuration
C
= Core type
(Packed in polybag, 500pcs/bag)
R
= Radial Lead without Failsafe
(Packed in tray, 100pcs/tray)
RF
= Radial Lead with Failsafe
(Packed in tray, 100pcs/tray)
SM
= Surface Mount
(Packed in carrier and tape, 700pcs/reel)
©2011 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com for current information.
Customer should verify actual device performance in their specific applications.
a
5°
m
x
7.4 ± 0.1
[0.291 ± 0.0039]
12 ± 0.1
[0.472 ± 0.0039]
3
[0.118]
6.1 ± 0.1
[0.240 ± 0.0039]
9
[0.354]
R0.3 typical
[0.012]
SMD-tape according to IEC 60286-3
37
Revised: February 23, 2011
SL1003A Series