SURFACE MOUNT RESISTORS
RoHS
ü
RM Series: 1W Thru 10 Meg W
INTRODUCTION
DIMENSIONS
RFE International, Inc. offers a wide range of chip
resistors to meet your application requirements. They
are made with metal glazed thick film on a high purity
ceramic substrate which is overcoated for stability and
protection. These resistors are lead free.
D
Glass Passivation
For Thin Film Resistors see RFE RMT Series
For Higher Power Resistors see RFE RMP Series
H
TEMP. COEFFICIENT
W
C
Resistance Temp. Coeff
Type
Tolerance
°
(PPM / C
Range
L
5%
1W ~ 9.9W +500 ~ -200
10W ~ 990W +300 ~ -300
1KW~ 10MW +200 ~ -200
10W ~ 1MW +200 ~ -200
0201
0402
1%, 5%
1%, 5%
0.1%, 0.5%
Dimensions (mm)
0603
0805
1206
1210
2010
1812
2512
1218
2030
Type
L
W
H
C
D
1% & 5%
W
1 ~ 9.9
+400 - 400
W
RM02 (0201)
RM04 (0402)
RM06 (0603)
RM10 (0805)
RM12 (1206)
RM25 (1210)
RM50 (2010)
RM50S (1812)
RM1W (2512)
0.6 + 0.03
1.0 + 0.1
1.6 + 0.2
2.0 + 0.2
3.2 + 0.2
3.2 + 0.2
5.0 + 0.2
4.5 + 0.1
6.3 + 0.2
0.3 + 0.03
0.5 + 0.05
0.8 + 0.15
1.25 + 0.15
1.6 + 0.12
2.5 + 0.2
2.5 + 0.2
3.01 + 0.1
3.1 + 0.2
4.6 + 0.1
7.6 + 0.1
0.23 + 0.05 0.15 + 0.05
0.35 + 0.05 0.20 + 0.1
0.50 + 0.1 0.30 + 0.2
0.15 + 0.05
0.2 + 0.1
0.3 + 0.15
0.3 + 0.15
0.4 + 0.2
0.5 + 0.2
0.6 + 0.2
0.4 + 0.1
0.6 + 0.2
0.4 + 0.1
0.7 + 0.1
W
5%
10W - 10M
+200 - 200
0.50 + 0.15 0.40 + 0.2
0.60 + 0.15 0.45 + 0.2
0.60 + 0.15 0.50 + 0.2
W
10 - 10MW +100 - 100
1%
0.60 + 0.1
0.80 + 0.1
0.65 + 0.1
0.60 + 0.2
0.55 + 0.05
0.60 + 0.2
W
0.10% & 0.5%
W
10 - 1M
+100 - 100
* Are also available less than 1W and greater than 10 ohms.
RM1WS (1218) 3.0 + 0.1
RM2W (2030) 5.1 + 0.1
0.55 + 0.05 0.45 + 0.1
0.60 + 0.05 0.80 + 0.1
* For lower Temp. Coeff see RMTSeries
DERATING CURVE
Operating Temp. Range -55°C ~ +155°
70°C
155°C
100
80
60
40
20
0
-30
0
20
60 80 100 120
160
140
-55
40
180
Ambient Temperature (°C)
RATINGS & STANDARD RANGES
Standard Resistance Range
+0.1% & 0.5%
Tolerance
Max
Working Overload
Voltage Voltage
Max
Zero Ohm
Zero Ohm
Jumper Max
Resistance
STD
Power
Rating
Type
Rated
+5% Tolerance +1% Tolerance
Current
RM02 (0201)
RM04 (0402)
RM06 (0603)
RM10 (0805)
RM12 (1206)
RM25 (1210)
RM50 (2010)
RM50S (1812)
RM1W (2512)
RM1WS (1218)
RM2W (2030)
0.05
0.0625W
0.1W
0.125W
0.25W
0.33W
0.5W
0.5W
1W
25
50
10W ~ 1MW
0.5A
1A
1A
1A
2A
2A
2A
2A
2A
2A
2A
0.05W
W
0.05
50
100
100
300
400
400
400
400
500
500
500
1W ~ 10MW
1W ~ 10MW
1W ~ 10MW
1W ~ 10MW
1W ~ 10MW
1W ~ 10MW
1W ~ 10MW
1W ~ 10MW
1W ~ 10MW
1W ~ 10MW
10W ~1MW
1W ~ 1MW
1W ~ 1MW
1W ~ 1MW
1W ~ 1MW
1W ~ 1MW
1W ~ 1MW
1W ~ 1MW
1W ~ 1MW
1W ~ 1MW
W
0.05
50
10W ~1MW
10W ~1MW
10W ~1MW
10W ~1MW
10W ~1MW
10W ~1MW
10W ~1MW
10W ~1MW
10W ~1MW
W
0.05
150
200
200
200
200
250*
250*
250*
W
0.05
W
0.05
0.05W
0.05W
W
0.05
W
0.05
1W
W
0.05
2W
* Contact RFE International for actual voltage
RM 10 R - 10K - J
PART NUMBER EXAMPLE
C2BB01
REV.2010.2.4
RFE International • Tel:(949) 833-1988 • Fax:(949) 833-1788 • E-Mail Sales@rfeinc.com