ASR/ASRM Series
Anti-Surge Resistors
Features:
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•
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Stackpole Electronics, Inc.
Resistive Product Solutions
Excellent anti-surge characteristics
Stable characteristics through the resistance range
Good alternative to carbon composition resistors
Applications include power supplies, CRT’s, and anti-surge
circuits
Cut and formed product is available on select sizes; contact
factory for details
RoHS compliant / lead-free
Electrical Specifications
Type / Code
ASRM 1/4
ASR 1/4
Power Rating
(Watts) @ 70ºC
0.25W
0.25W
Maximum Working
Voltage (1)
500V
500V
Maximum Overload
Voltage
1,000V
1,000V
Surge
Withstanding
2KV
1KV
3KV
5KV
ASRM 1/2
0.50W
700V
1,000V
10KV
5KV
ASR 1
1.00W
1,000V
1,500V
10KV
Ohmic Range (Ω) and Tolerance
5%
100K - 10M
100 - 510K
510K - 18M
100 - 510K
560K - 910K
13M - 20M
100 - 510K
560K - 910K
13M - 20M
10%
-
20M - 33M
-
-
22M - 33M
-
22M - 33M
(1) Lesser of
√PR
or maximum working voltage.
Performance Characteristics
Test
Moisture Resistance
Temperature Cycling
Load Life
Resistance to Soldering Heat
Overload (short time)
Discharge
Test Results
± 5%
± 1%
± 5%
± 1%
± (2%+0.05Ω)
± (10%+0.05Ω)
Operating Temperature Range: -55°C to +155°C
How to Order
SEI Type
Code
Nominal
Resistance
Tolerance
Packaging
ASR
Code
ASR
ASRM
Description
Standard
Mini
1/2
Code Wattage
1/4
0.25W
1/2
0.5W
1
1W
100K
5%
Tolerance
5%
10%
SEI Types
ASRM 1/4
ASR 1/4, ASRM 1/2, ASR 1
ASRM 1/4
ASR 1/4, ASRM 1/2
ASR 1
R
Pkg Qty
2,000
1,000
5,000
2,000
500
Description
Bulk
Ammo
Code
A
T
Rev Date: 03/08/2010
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
57
www.seielect.com
marketing@seielect.com
ASR/ASRM Series
Anti-Surge Resistors
Stackpole Electronics, Inc.
Resistive Product Solutions
Mechanical Specifications
Type / Code
ASRM 1/4
ASR 1/4
ASRM 1/2
ASR 1
A
Body Length
0.13 ± 0.01
3.2 ± 0.2
0.24 ± 0.01
6.0 ± 0.2
0.35 ± 0.01
9.0 ± 0.2
0.59 ± 0.01
15.0 ± 0.2
B
Body Diameter
0.07 ± 0.01
1.85 ± 0.02
0.09 ± 0.01
2.30 ± 0.02
0.12 ± 0.02
3.00 ± 0.50
0.20 ± 0.02
5.00 ± 0.50
C
Lead Length(Bulk)
1.10 ± 0.08
28.0 ± 2.0
1.10 ± 0.08
28.0 ± 2.0
1.10 ± 0.08
28.0 ± 2.0
1.10 ± 0.08
28.0 ± 2.0
D
Lead Diameter
0.018 ± 0.002
0.45 ± 0.05
0.022 ± 0.002
0.55 ± 0.05
0.027 ± 0.002
0.70 ± 0.05
0.031 ± 0.002
0.80 ± 0.05
Units
inches
mm
inches
mm
inches
mm
inches
mm
Rev Date: 03/08/2010
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
58
www.seielect.com
marketing@seielect.com