RF26B2ETTA100J KOA
Document overview
- Manufacturer or author: Provided By www.digicamel.com(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 2
Technical content
0.3±0.05 0.5±0.1 L P hH D Insulation Coating Marking Trimming Line Ceramic Core Electrode Cap Terminal Resistive Film RF26 coat-insulated fusing resistors (l-style)
features
- Functions as a resistor in normal condition
- Quick fusing protects circuit from excessive overload
- High density mounting and excellent self-standing strength with L-shape leads frame (lead pitch. 5.08mm)
- Flame-retardant coating equivalent to UL94 V-0
- Marking: Blue body color with color dot marking
- Products meet EU RoHS requirements EU dimensions and construction applications and ratings
ordering information
Dimensions inches (mm) L Max. D Max. P H h Max. RF26 2E .285 (7.25) .100 (2.54) .200±.012 (5.08±0.3) .197±.039 (5.0±1) .217 (5.5) Rated Ambient Temperature: +70°C Operating Temperature Range: -40°C - +155°C Rated voltage = √Power Rating×Resistance value T.C.R. (×10−6/K) B: ±350 Product Code Power Rating 2E: 0.25W Packaging A: Ammo Nominal Resistance 3 digits Resistance Tolerance J: ±5% Terminal Surface Material T: Sn RF26 B 2E T Taping & Forming T: Taping T A 100 J Power Rating Resistance Range (Ω) J: ±5% Fusing Characteristics T.C.R. (×10−6/K) Dielectric Withstanding Voltage Taping & Q’ty/AMMO (pcs) Fusing Power Fusing Time T 0.25W 0.1 - 1k (E24) 10W 0.1Ω - 0.18Ω 7.5W 0.2Ω - 0.43Ω 6.25W 0.47Ω - 0.91Ω 3.75W 1.0Ω - 4.7Ω 5.1Ω - 1kΩ 30 sec Max. ±350 250V 2,000 resistors Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 11/29/11 156 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 12/14/09 157KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com RF26 coat-insulated fusing resistors (l-style) environmental applications Fusing Characteristics Derating Curve 100 -40 -20 0 2 0 4 0 6 0 8 0 100 120 140 160 155 % Rated Power Ambient Temperature (°C) For resistors operated at an ambient temperature of 70°C or above, a power rating shall be derated in accordance with derating curve on the left. I-R Characteristics RF26B2E 0.22Ω 100 ×10 Fusing time (s) RF26B2E 10Ω 100 Magnification to Power RatingMagnification to Power Rating Fusing time (s) RF26B2E 0.22Ω 100 ×10 Fusing time (s) RF26B2E 10Ω 100 Magnification to Power RatingMagnification to Power Rating Fusing time (s) Performance Characteristics Performance Requirements Test Items ∆R± (% +0.05 Ω) Test Methods Limit Typical Resistance Within specified — 25°C tolerance Overload (Short Time) 1 0.5 Rated voltage × 2.5 for 5 seconds Resistance to 1 0.5 350°C ± 10°C, 3.5s ± 0.5s or 260°C ± 5°C, 10s ± 1s Soldering Heat Rapid Change 1 0.5 −40°C (30 min.) / +85°C (30 min.) 5 cycles of Temperature Moisture Resistance 5 3 40°C ±2°C, 90% - 95% RH, 1000 hours 1.5h ON/ 0.5h OFF cycle Endurance at 70°C 5 2.5 70°C ± 2°C, 1000 hours 1.5h ON/ 0.5h OFF cycle Resistance to Solvent No abnormality in — The resistor shall be immersed in IPA for 30 sec. appearance. Marking shall be easily legible. Flame retardant No evidence of flaming — Flame test: The test flame shall be applied and removed or self-flaming. for each 15 sec respsctively to repeat the cycle 5 times. Overload flame retardant: Power corresponding to 2, 4, 8, 16 and 32 times the power rating shall be applied for each 1min. until disconnection occurs.