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MMEELLFF RReessisisttoorrss
WRM Series
WRM Series
··•
High reliability HPriegdhicrtealibalbeilpituylse
handling
capability
·• PToreledriactnacbelsedpouwlsne thoan0.d1l%ing capability
·• ToClRerdaonwcens tdoo5wpnptmo /0°.C1%
• TCR down to 5 ppm/°C
Welwyn Components
Electrical Data
Power rating at 70°C Resistance range Limiting element voltage TCR Resistance tolerance Standard values Thermal impedance Ambient temperature range Insulation resistance
Physical Data
Dimensions (mm) and weight (g) Type L
max
D max
WRM 0102 WRM 0204 WRM 0207
2.2 3.7 6.1
1.35 1.55 2.4
watts ohms volts ppm/°C
%
k/W °C
ohms
WRM 0102 0.125
4R7 - 110K 150 50 1
250
WRM 0204
WRM 0207
0.25 0.4
R22 – 5M1 200
R22 – 10M 250
5,10,15, 25, 50, 100 15, 25, 50, 100
0.1, 0.25, 0.5, 1.
WRM0204 Datasheet
