1-52
Table 1-6.—Resistor Selection Chart—Continued
Military
specification
Type
Styles available
in standard
Power and max
voltage ratings
Resistance
tolerance
(+ percent)
Ohmic range
MIL-R-39005
Wirewound (Accurate),
Established Reliability
RBR52
RBR53
RBR54
RBR55
RBR56
RBR57
RBR71
RRBR75
.5W/600V
.33W/300V
.25W/300V
.15W/200V
.125W/150V
.75W/600V
.125W/150V
.125W/150V
.01, .05, .1, 1
.1 to.806 M
.1 to.499 M
.1 to.255 M
.1 to.150 M
.1 to.1 M
.1 to 1.37 M
.1 to.1 M
.1 to 71.5 K
MIL-R-39007
Wirewound (Power
Type), Established
Reliability
RWR78
RWR80
RWR81
RWRB2
RWR84
RWR89
10W
2W
1W
1.5W
7W
3W
.1, .5, 1
.1 to 39.2 K
.1 to 1.21 K
.1 to.464 K
.1 to.931 K
.1 to 12.4 K
.1 to 3.57 K
MIL-R-39017
Film (Insulated),
Established Reliability
RLR05
RLR07
RLR20
RLR32
.125W/200V
.25W/250V
.5W/350V
1W/500V
1, 2
4.7 to.3 M
10 to 2.49 M
4.3 to 3.01 M
10 to 1.0 M
MIL-R-39009
Wirewound (Power
Type, Chassis
Mounted), Established
Reliability
RER40
RER45
RER50
RER55
RER60
RER65
RER70
RER75
5W
10W
20W
30W
5W
10W
20W
30W
1
1 to 1.65 K
1 to 2.80 K
1 to 6.04 K
1 to 19.6 K
.1 to 3.32 K
.1 to 5.62 K
.1 to 12.1K
.1 to 39.2 K
MIL-R-55342
Film, Chip, Established
Reliability
RM0502
RM0505
RM0705
RM1005
RM1505
RM2208
.02W/40V
.15W/40V
.10W/40V
.15W/40V
.10W/50V
.225W/50V
1, 5, 10
5.6 to .1 M
5.6 to .47 M
5.6 to .1 M
5.6 to .47 M
5.6 to .1 M
5.6 to 15 M
1/ M = megohms; K = kilohms.
