Flame-Proof Power Metal Oxide Film Resistors
Type ROX Series
Literature No. 1773271
Issued: 07-07
Dimensions are shown for
reference purposes only.
Dimensions are in millimetres
unless otherwise specified.
Specifications subject to
change.
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Key Features
■High Power with Small Size
for Space Saving
■Excellent Long Term Stability
■Complete Flameproof
Construction
■High Surge/Overload
Capability
■Controlled Temperature
Capability
■Solvent Resistant Coat and
Code
■Special Lead Formations
Possible
Type ROX Series
The resistive element comprises a
metal oxide film deposited on a
ceramic former. The element is
protected by a flameproof coating
which will withstand overload
conditions without flame or mechanical
damage. They are recommended for
use in applications such as line
protection etc…
Characteristics -
Electrical
ROXO5 ROX1 ROX2 ROXO5S ROX1SS ROX1S ROX2S ROX3S ROX5S
Rated Power @ 70°C (W): 0.5 1 2 0.5 1 1 2 3 5
Resistance Range (ohms) Min: 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Max: 330K 470K 560K 100K 200R 270K 470K 560K 560K
Tolerance and Code Letter: 2% (G) / 5% (J) 1% (F) available on request
Temperature Coefficient Max (ppm/°C): ± 300
Selection Series: E24
Limiting Element Voltage (V): 250 350 350 250 350 350 350 350 500
Maximum Overload Voltage (V): 400 600 600 400 400 600 600 600 800
Max Intermittent Overload Voltage (V): 500 750 750 500 500 750 750 750 1500
Operating Temperature Range (°C): -55 to +235
Climatic Category: 55/235/56
Dielectric Strength (V): 250 350 350 250 350 350 350 350 500
Insulation Resistance (Mohms): 1,000
Standard Range Leaded Standard Range Pre-formed
"S" Range Leaded "S" Range Pre-formed
Style L ±1 D d nom l min
ROXO5 9 3 ±0.5 0.7 25
ROX1 11 4 ±0.5 0.7 25
ROX2 16 6 ±1 0.8 35
Style P1 ±0.5 P2 ±2 H1 H2 h max
ROXO5 12.5 12.5 7.5 ±1.5 3.5 ±1 2.0
ROX1 15 15 7.5 ±1.5 3.5 ±1 2.0
ROX2 20 20 7.5 ±2.0 3.5 ±1 3.0
Style P1 ±0.5 P2 ±2 H1 H2 h max
ROXO5S 10 10 7.5 ±1.5 3.5 ±1 2.0
ROX1SS 10 10 7.5 ±1.5 3.5 ±1 2.0
ROX1S 12.5 12.5 7.5 ±0.5 3.5 ±1 2.0
ROX2S 15 15 7.5 ±1.5 3.5 ±1 2.9
ROX3S 20 20 7.5 ±2.0 3.5 ±1 3.0
ROX5S 30 30 7.5 ±2.0 3.5 ±1 3.0
Style L ±1 D ±0.5 d nom l min
ROXO5S 6.5 2.3 0.6 25
ROX1SS 6.5 2.3 0.6 25
ROX1S 9 3 0.7 25
ROX2S 11 4 0.8 25
ROX3S 15 5.5 0.8 35
ROX5S 25 ±2 8.5 ±1 0.8 35
L
d
D
Dimension “l” refers to loose
packaged product only
Mounting
The resistors are suitable for processing on automatic insertion equipment and cutting and bending machines.
Marking
The resistors are marked with a four-band colour code in accordance with IEC 62.
Dimensions