AS233xx International Resistive, AS233xx Datasheet
AS233xx
Manufacturer Part Number
AS233xx
Description
(AS Series) Semi-Precision Power Wirewound Resistor
Manufacturer
International Resistive
Datasheet
1.AS233XX.pdf
(2 pages)
SEMI-PRECISION POWER
WIREWOUND RESISTOR
AS
SPECIFICATIONS:
Inductance of AS-1/2 is less than 1µH at 1MHz.
To order non-inductive types, add the prefix "N". Example: NAS-1, NAS-2C, etc.
DIMENSIONS (Inches and (mm)):
*Leads 60/40 are solder plated. AS-1C leads are copper. All others are 40% conductivity copper sheathed steel.
WIREWOUND AND FILM TECHNOLOGIES DIVISION
736 Greenway Road • Boone, North Carolina 28607-1860 • Tel: 828-264-8861 • Fax: 828-264-8866 • www.irctt.com
Please note lead length
dimension change on the
following two items only:
AS-2B 1.3 min
AS-2C 1.3 min
AS-1/4
AS-1/2
AS-1
AS-1C
AS-2
AS-2B
AS-2C
AS-3
AS-5
AS-7
AS-10
IRC Type
1/4 watt to 10 watts
0.1 ohm to 175K ohms
Resistance wire TCR ±20 ppm/°C
±5%, ±3%, ±1%, ±.5% tolerance
AS-1/4
AS-1/2
AS-1
AS-1C
AS-2
AS-2B
AS-2C
AS-3
AS-5
AS-7
AS-10
IRC Type
SERIES
Equivalent
MIL-R-26
RW-69V/
RW74U/
RW68V/
RW70U
RW79U
RW67V
RW78U
RW81
Style
Max. Hot Spot (watts)
Power Rating 275°C
125°C
0.5
0.5
10
1
1
2
3
2
3
5
7
0.480 (12.2)
0.540 (13.7)
0.489 (11.0)
0.687 (17.5)
0.875 (22.2)
1.250 (31.8)
1.812 (46.0)
0.250 (6.4)
0.312 (7.9)
0.367 (9.3)
0.256 (6.5)
A±0.032
25°C
14
1
1
2
2
3
4
3
5
7
9
Commercial Range
Min.
0.1
0.1
0.1
.05
0.1
0.1
0.1
0.1
0.1
0.1
0.1
(ohms)
0.094 (2.4)
0.094 (2.4)
0.125 (3.2)
0.115 (2.9)
0.250 (6.3)
0.219 (5.6)
0.157 (4.0)
0.282 (7.2)
0.344 (8.8)
0.344 (8.8)
0.385 (9.8)
Alloy resistance wire wound
to specific parameters
including TCR's from ±20 to
+5500 ppm/°C
B (max)
All welded cap
and lead
assembly
* Typical inductance of AS-1C <5 ohms is < 1µH.
175K
Max.
1.0K
6.0K
7.5K
Lower values available upon request.
20K
24K
18K
30K
60K
90K
NOTE:
• Coating and marking is resistant to normal freon degreasing.
• AS marking available in Alpha Numeric or Colorbanding -
2K
identification available.
Consult factory for special requirements.
Registered
Non-Inductive Range
ISO-9001
Min.
0.1
0.5
0.5
0.2
0.5
0.8
1.0
3.0
*
*
*
0.429 (10.9)
0.600 (15.2)
0.663 (16.6)
0.594 (15.1)
0.812 (20.6)
0.980 (24.9)
1.375 (35.0)
1.937 (49.2)
0.312 (7.9)
0.375 (9.5)
0.303 (7.7)
Heat conducting
ceramic substrate
(ohms)
C (max)
Max.
3.8K
7.5K
10K
12K
15K
30K
45K
50K
*
*
*
Silicone conformal
coating
Alpha - Digital
Marking
0.020 (0.5) 0.025 (0.64)
0.025 (0.64) 0.032 (0.8)
0.5%, 1%
Available Resistance
1-175K
1-7.5K
D (Lead Diameter)
1-20K
1-24K
1-18K
1-30K
1-60K
1-90K
1-1K
1-6K
1-2K
0.020 (0.5)
0.020 (0.5)
0.032 (0.8)
0.032 (0.8)
0.032 (0.8)
0.040 (1.0)
0.040 (1.0)
0.040 (1.0)
0.040 (1.0)
(ohms)
0.1-175K
0.1-7.5K
0.1-20K
0.1-24K
0.1-18K
0.1-30K
0.1-60K
0.1-90K
3%, 5%
0.1-1K
0.1-6K
.05-2K
1
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AS233xx Summary of contents
Page 1
SEMI-PRECISION POWER WIREWOUND RESISTOR AS SERIES 1/4 watt to 10 watts ±5%, ±3%, ±1%, ±.5% tolerance 0.1 ohm to 175K ohms Resistance wire TCR ±20 ppm/°C SPECIFICATIONS: Power Rating 275°C Equivalent Max. Hot Spot (watts) MIL-R-26 IRC Type 125°C 25°C ...
Page 2
POWER DERATING: AS-7, 2B Ambient Temperature (°C) TEMPERATURE RISE @ 125°C: AS-3, AS-5 AS2A, AS2C Percent of 125°C Power Rating ENVIRONMENTAL TESTING AT 25°C: TEST CONDITION Load Life 1000 hours Moisture Resistance Temperature Cycle Short Time Overload ...