RCD Components 135-R050-FBW

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Part Number:
135-R050-FBW
Manufacturer:
RCD Components
Category:
Accessories
RoHs:
RoHS Compliant
Datasheet:
135-R050-FBW_Datesheet
Description:
RES SILICONE WW
In stock 0

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Specifications

Type

Paramete

Type

Paramete

Package / Case

Axial

Temperature Coefficient

±300ppm/°C

Composition

Wirewound

Failure Rate

Features

Moisture Resistant

Size / Dimension

0.188" Dia x 0.500" L (4.78mm x 12.70mm)

Supplier Device Package

Axial

Number of Terminations

Resistance

50 mOhms

Height - Seated (Max)

Operating Temperature

-65°C ~ 275°C

Power (Watts)

Tolerance

±1%

Overview

135-R050-FBW Precision Power Wirewound Resistor Specifications

Basic Information

Series: 100 Series
RCD Type: 135
MIL Type: RW69
Resistance Value: 0.05Ω (per "R050" coding: R denotes decimal point, 050 = 0.05Ω)
Resistance Tolerance: Standard (default, unless specified otherwise; tight tolerances available via custom request)
Options Included:

Electrical Specifications

Power Ratings (Derate when ambient temperature >25°C)

Standard Wattage Ratings (Char.U/Char.V): 3.0W / 4.0W
Opt.B Increased Wattage Ratings (Char.U/Char.V): 4.0W / 5.0W
Resistance Range: 0.005Ω - 40KΩ (series range for Type 135)
Maximum Voltage Rating: 140V
Maximum Current: 30A (matches .040" lead diameter specification)
Pulse Capability: Excellent inherent pulse performance (enhanced by 50%+ with Opt.P; consult factory for exact 500J max details based on pulse duration/repetition rate)
Inductance: Standard inductance (1-50uH typ. for standard constructions; specify Opt.X for low inductance: 0.3uH (≤50Ω) / 0.6μH (>50Ω))
Thermal Coefficient of Resistance (TCR): 300ppm (standard for 0.050-.099Ω range; optional 50/100/200ppm available)
Dielectric Strength: 500V (1KV available with Opt.33)

Mechanical Specifications

Dimensions (inches [mm])

Body Diameter: 0.500 [12.7]
Body Length: 0.188 [4.78]
Lead Diameter: 0.031 (standard), optional 0.024 (22) / 0.040 (18)
Lead Length: Standard (custom cut & form available)
Tolerances: Body diameter ±0.003 [0.08]; other dimensions per standard Type 135 specs

Construction & Materials

Core: Thermally conductive ceramic
Winding: Premium grade resistance wire (welded construction for superior stability)
Coating: Hi-temp silicone coating (with Opt.F: UL94V-0 flameproof coating)
Leads: Tin-coated copper/copperweld (RoHS-compliant per Opt.W; SnPb available via Opt.Q)

Performance Characteristics

Operational Life (Char.U): ±0.5% (±1% for Opt.B)
Thermal Shock: ±0.2%
Moisture Resistance: ±0.2%
Shock and Vibration: ±0.1%
Overload Capacity: 10x rated power for 5 seconds (Type 133-190 specification)
Solderability: Proper solderability with extended shelf life (tin/SnPb coated leads)
Marking: Minimum resistance value & tolerance (custom marking available)

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