AS-212721% datasheet, PDF - EEWORLD Datasheet

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AS-212721%: DescriptionFixed Resistor, Wire Wound, 2W, 12700ohm, 1% +/-Tol, 20ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT; CategoryPassive components The resistor; File Size595KB，2 Pages; ManufacturerTT Electronics plc; Websitehttp://www.ttelectronics.com/; Environmental Compliance

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AS-212721% Overview

Fixed Resistor, Wire Wound, 2W, 12700ohm, 1% +/-Tol, 20ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT

AS-212721% Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Objectid	1808715626
package instruction	AXIAL LEADED, ROHS COMPLIANT
Reach Compliance Code	compliant
ECCN code	EAR99
JESD-609 code	e3
Installation features	THROUGH HOLE MOUNT
Number of terminals	2
Maximum operating temperature	275 °C
Package shape	TUBULAR PACKAGE
Rated power dissipation(P)	2 W
Rated temperature	125 °C
resistance	12700 Ω
Resistor type	FIXED RESISTOR
surface mount	NO
technology	WIRE WOUND
Temperature Coefficient	20 ppm/°C
Terminal surface	Matte Tin (Sn) - with Nickel (Ni) barrier
Terminal shape	WIRE
Tolerance	1%

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AS SERIES

SEMI-PRECISION POWER WIREWOUND RESISTOR

•

1/4 watt to 10 watts

±5%, ±3%, ±1%, ±.5% tolerance

0.1 ohm to 175K ohms

Resistance wire TCR ±20 ppm/°C

RoHS-compliant version available

Alloy resistance wire

wound

to speciﬁc parameters

including TCR's from

All welded

cap

and lead

Alpha -

Digital

Marking

Silicone

conformal

coating

Heat conducting

ceramic

SPECIFICATIONS:

Similar

MIL-R-26

Style

RW81

RW70U

RW79U

Power Rating 275°C

Max. Hot Spot

125°C

0.5

25°C

Commercial Range

(ohms)

Min.

0.1

.05

0.1

Max.

1.0K

6.0K

7.5K

20K

24K

18K

30K

60K

90K

175K

Non-Inductive Range

(ohms)

Min.

0.1

0.5

0.2

0.5

0.8

1.0

3.0

Max.

3.8K

10K

12K

7.5K

15K

30K

45K

50K

Available Resistance

(ohms)

0.5%, 1%

3%, 5%

1-1K

1-6K

1-7.5K

1-2K

1-20K

1-24K

1-18K

1-30K

1-60K

1-90K

1-175K

0.1-1K

0.1-6K

0.1-7.5K

.05-2K

0.1-20K

0.1-24K

0.1-18K

0.1-30K

0.1-60K

0.1-90K

0.1-175K

IRC Type

AS-1/4

AS-1/2

AS-1

AS-1C

AS-2

AS-2B

AS-2C

AS-3

AS-5

AS-7

AS-10

RW74U/

RW78U

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.

* Typical inductance of AS-1C <5 ohms is < 1µH.

Lower values available upon request.

DIMENSIONS (Inches and (mm)):

Please note lead

length dimension

change on the

following two

items only:

AS-2B 1.3 min

AS-2C 1.3 min

IRC Type

AS-1/4

AS-1/2

AS-1

AS-1C

AS-2

AS-2B

AS-2C

AS-3

AS-5

AS-7

AS-10

NOTE:

•

Coating and marking is resistant to normal degreasing.

Consult factory for special requirements.

A±0.032

0.250 (6.4)

0.312 (7.9)

0.367 (9.3)

0.256 (6.5)

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)

B (max)

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)

0.385 (9.8)

C (max)

0.312 (7.9)

0.375 (9.5)

0.429 (10.9)

0.303 (7.7)

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)

D (Lead Diameter)

0.020 (0.5)

0.020 (0.5) 0.025 (0.64)

0.025 (0.64) 0.032 (0.8)

0.032 (0.8)

0.040 (1.0)

General Note

IRC reserves the right to make changes in product speciﬁcation without notice or liability.

All information is subject to IRC’s own data and is considered accurate at time of going to print.

A subsidiary of TT electronics

WIREWOUND AND FILM TECHNOLOGIES DIVISION

1005

736 Greenway Road • Boone, North Carolina 28607-1860 • Tel: 828-264-8861 • Fax: 828-264-8866 • www.irctt.com

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