MMEELLFF RReessisisttoorrss
WRM Series
WRM Series
··•
High reliability HPriegdhicrtealibalbeilpituylse
handling
capability
·• PToreledriactnacbelsedpouwlsne thoan0.
d1l%ing capability
·• ToClRerdaonwcens tdoo5w
pnptmo /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
...