WMO2S

Flameproof metal oxide resistor

Lifecycle:

Active (Mature)

Brand:

Welwyn

Series:

WMO-S

Specifications

Series WMO-S
Application General purpose
Mounting Through hole
Package Axial
Technology Metal oxide
Approval None
Example MPN WMO2S-1K5JA1
Termination Options Pb-free
Power 2W
Rated Ambient Temperature 70°C
De-rate to 0W Ambient Temperature 235°C
Max Ambient Temperature 155°C
LEV 350V
Resistance min 10Ω
Resistance max 150kΩ
Critical Resistance (where applying LEV dissipates Pr) 61.3kΩ
Best Tolerance 5%
Best TCR 350ppm/°C
Isolation Voltage of Insulation 350V
RoHS Compliant (if Pb-free) Yes (see below)
RoHS Exemption None
China RoHS (if Pb-free) Compliant
REACH Status (if Pb-free) See REACH statement pdf (below)
CMRT Conflict Mineral Status See CMRT Excel file (below)
EMRT Extended Mineral Status No EMRT available
Termination Finish (if Pb-free) e3 - Sn hot dipped
Termination Finish (if Pb-bearing) Not available
How to Specify Pb-Free All part numbers are Pb-free
ECCN EAR99
Packing Tape & ammo pack
Quantity 1000
Nett Weight Each -
Reflow Process Not applicable
MSL Not applicable
Wave Process Compatible, 260+-5 deg. C, 1 or 2 x 5+-1 seconds contact time
Shelf-life None defined, but solderability test prior to use is recommended after two years from date of manufacture
Launch Date Oct 2006
Lifecycle Active (Mature)
EOL Date / YTEOL Estimate 5 years or more. (Reviewed May 24)
Latest PCN Date No PCNs
Alternative Part Number -

Resources & Technical Documents

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  • Datasheet (1)
  • Application Note (9)
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  • Compliance (14)