VT Series
Vitreous Enamel Wirewound Resistors
•
•
•
•
•
All Welded Construction
Resistances from 0.1 to 100kOhms
Tolerance to ±1%
High Overload and Pulse Handling
Power Rating to 14Watts
SPECIFICATIONS
Power Rating
W @ 25°C
Maximum
Voltage
Resistance
Range
0.1 to 10k
0.1 to 20k
0.1 to 22k
0.1 to 68k
0.1 to 100k
Type
VT-3
VT-5
VT-7
VT-10
VT-14
MAX
0.500 [12.7]
0.906 [23.0]
0.874 [22.2]
1.500 [38.1]
2.106 [53.5]
L
MAX
0.220 [5.6]
0.276 [7.0]
0.315 [8.0]
0.315 [8.0]
0.315 [8.0]
1
D
Nominal
1.05 [26.5]
1.05 [26.5]
1.05 [26.5]
1.38 [35]
1.38 [35]
I
±0.003
[±0.08]
0.032 [0.8]
0.032 [0.8]
0.032 [0.8]
0.032 [0.8]
0.032 [0.8]
d
1
3
5
7
10
14
100
160
200
500
750
Lead Diameter: 20 AWG = 0.032”
Ordering Information
Part Number - Resistance - Tolerance
Example: VT-5 100 Ohm 1%
Riedon Inc.
1.01
300 Cypress Avenue
Alhambra CA 91801
www.riedon.com
(626) 284-9901
(626) 284-1704
Page 141
VT Series
Vitreous Enamel Wirewound Resistors
SPECIFICATIONS
(continued)
Specification
Tolerances
Temperature Coefficient
Temperature Range
Dielectric Strength
Constuction
Value
±1% / ±2% / ±5% / ±10%
Standard : +200ppm/K / Typical : +100ppm/K
-55°C to +350°C
1500 VAC
Non-Flammable Enamel Coating
All welded terminations
Environmental Performance
(MIL-STD 202)
DR
±1% + 0.05W
±5% + 0.05W
±1% + 0.05W
±5% + 0.05W
±1% + 0.05W
±1% + 0.05W
±1% + 0.05W
±1% + 0.05W
Dielectric
Load Life
Storage
Moisture Resistance
Thermal Shock
10X Overload ( 5s )
Shock
Vibration
Power Derating Curve
100
Power (%)
80
60
40
20
0
0
25
75
125
175
225
275
325
350
Ambient Temperature (°C)
Riedon Inc.
1.01
300 Cypress Avenue
Alhambra CA 91801
www.riedon.com
(626) 284-9901
(626) 284-1704
Page 142
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