Features
- High frequency.
- Non-inductance.
- Resistance range: 25Ω to 200Ω.
- Tolerance range: ±0.5% to ±5.0%.
- Power dissipation rating at 70°C up to 0.75W.
- Small size.
melf resistors
Quick Reference Data
Type RFM72 RFM73 RFM74 RFM75
Metric sizes DIN: 0102 DIN: 0204 DIN: 0207 DIN: 0207
Resistance range 25Ω ~ 200Ω
Operating Temperature range -55°C ~ 125°C
Resistance Tolerance (%) D(±0.5);   F(±1.0);   J(±5.0)
Temperature coefficient (PPM/°C) C2(±50);   C3(±25);   C5(±15);   C6(±10)
Rated dissipation (W)   P70 0.125 0.25 0.5 0.75
Operating mode standard standard standard power
Climatic category (LCT/UCT/days) 55/125/56 55/125/56 55/155/56 55/155/56


Dimension (mm)
L±0.2 2.2 3.45 5.7 6.0
L1±0.2 1.2 1.6 3.0 3.3
D±0.2 1.3 1.3 2.1 2.1
K±0.1 0.4 0.8 min 1.2 min 1.2 min
D1±0.1 D+0/D-0.15 D+0/D-0.25 D+0/D-0.3 D+0/D-0.3


Soldering bath(recommended) (mm)
S 1.0 1.6 2.6 2.8
W 2.0 2.0 2.5 2.5
H 2.0 2.5 2.5 2.5
Endurance,
Max, resistance change at P70,
ΔR/R max., after 1000h
≤0.5% for Tol.=±1%   &   ≤1% for Tol.=±5%
Derating standard type linear from 70°C to 125°C
Insulation voltage 500V
Insulation resistance >1GΩ

How to Order
RFM73 100R F C3 TR
Part Number
RFM72
RFM73
RFM74
RFM75
Resistance Value
(Ω)
100R 100Ω
Resistance Tolerance
(%)
D ±0.5%
F ±1.0%
J ±5.0%
Temperature coefficient
(ppm/°C)
C2 ±50ppm/°C
C3 ±25ppm/°C
C5 ±15ppm/°C
C6 ±10ppm/°C
Package
P Bulk
TR Taping Reel


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