ASR/ASRM Series
Anti-Surge Resistor
Features:
•
•
•
•
•
•
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
ASRM 1/2
ASRM 1
ASR 1
Power Rating
(Watts) @ 70ºC
0.25W
0.25W
0.5W
1W
1W
Maximum Working
Voltage (1)
500V
DC 1,600V
AC 1,150V
2,000V
2,000V
2,000V
Maximum Overload
Voltage
1,000V
DC 2,000V
AC 1,500V
2,500V
3,000V
3,000V
Surge
Withstanding
2KV
1KV
3KV
5KV
10KV
5KV
10KV
5KV
10KV
Ohmic Range (Ω) and Tolerance
Metal Glazed Film
Special Film
1%, 2%, 5%
5%
-
10 - 510K
560K - 12M
10 - 510K
560K - 12M
10 - 510K
560K - 12M
10 - 510K
560K - 12M
100K - 22M
100K - 510K
560K - 33M
100K - 510K
560K - 100M
100K - 510K
560K - 100M
100K - 510K
560K - 100M
(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
Rev Date: 01/28/2011
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
1
www.seielect.com
marketing@seielect.com
ASR/ASRM Series
Anti-Surge Resistor
Stackpole Electronics, Inc.
Resistive Product Solutions
Mechanical Specifications
Type / Code
ASRM 1/4
ASR 1/4
ASRM 1/2
ASRM 1
ASR 1
A
Body Length
0.13 ± 0.008
3.2 ± 0.2
0.24 ± 0.01
6.0 ± 0.3
0.35 ± 0.04
9.0 ± 1.0
0.43 ± 0.04
11.0 ± 1.0
0.59 ± 0.04
15.0 ± 1.0
B
Body Diameter
0.07 ± 0.008
1.85 ± 0.2
0.09 ± 0.008
2.30 ± 0.2
0.12 ± 0.02
3.00 ± 0.50
0.16 ± 0.02
4.0 ± 0.5
0.20 ± 0.02
5.00 ± 0.50
C
Lead Length(Bulk)
1.10 ± 0.12
28.0 ± 3.0
1.10 ± 0.12
28.0 ± 3.0
1.10 ± 0.12
28.0 ± 3.0
1.10 ± 0.12
28.0 ± 3.0
1.38 ± 0.12
35.0 ± 3.0
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
0.031 ± 0.002
0.80 ± 0.05
Units
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
Rev Date: 01/28/2011
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
2
www.seielect.com
marketing@seielect.com
ASR/ASRM Series
Anti-Surge Resistor
Stackpole Electronics, Inc.
Resistive Product Solutions
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
1%
2%
5%
T
SEI Types
ASRM 1/4
ASR 1/4, ASRM 1/2, ASR 1, ASRM 1
ASRM 1/4
ASR 1/4, ASRM 1/2
ASRM 1
ASR 1
Pkg Qty
2,000
1,000
5,000
2,000
1,000
500
Description
bulk
Code
A
ammo
T
New part number format starting January 3
rd
, 2011:
How to Order
1
2
3
4
5
6
7
8
9
10
11
A
S
Size
14
12
1
R
Power
0.25W
0.5W
1W
1
Tolerance
Tol
Code
1%
F
2%
G
5%
J
4
J
A
1
0
0
K
Resistance Value
Product Series
ASR
Standard
Mini
ASRM
Code
B
Description
bulk
A
ammo
Packaging
Size
ASRM14
ASR14, ASR1; ASRM12, ASRM1
ASRM14
ASR14, ASR1; ASRM12
ASRM1
ASR1
Quantity
2,000
1,000
5,000
2,000
1,000
500
Four characters with
the multiplier used as
the decimal holder.
100 ohm = 100R
10.2 Kohm = 10K2
1 Mohm = 1M00
Rev Date: 01/28/2011
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
3
www.seielect.com
marketing@seielect.com
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