TOKENONLINE Global Worldwide Service
High Precision Resistors Mold Type - UAR Series

High Precision Resistors Mold Type - UAR Series

Technical Characteristics
Type UAR1/4 UAR1/8 UAR1/10
Power Rating at 85°C (W) 0.33 0.25 0.125
Max. Working Voltage (V) 300 300 300
Resistance Range (Ω ) 500.0~1.0M 100.0~1.0M 100.0~1.0M
precision resistors,ppm
Dimensions (mm)
L±0.3 14.8 10.0 6.8
D±0.3 5.2 3.7 2.5
A±0.05 0.60 0.60 0.6

Specification
Tolerance: ±0.02, ±0.05, ±0.10, ±0.25, ±0.5, ±1.0%
Temp. Coefficient: ±3, ±5, ±10, ±15ppm/°C
Standard temperature characteristic: +25 to 85 °C
on request: -10 to +85 °C
Noise: less than 0.05 μV/V
Voltage coefficient: less than 0.02 ppm/V
Non linearity (3. Harm): more than (-100)dB
Inductivity: ≤1MHz
Thermal voltage to copper: 1 ~ 3 μV/°C
Isolations Resistance: 1010Ω

Tests According MIL STD 202
Temperature cycling: 0.02%
Low temp. operation: 0.013%
Short time overload: 0.01%
Dielectric strength: 0.01%
Load life: 0.04%
Resistance to soldering heat: 0.012%
Moisture test: 0.050%
Shock-and Vibrations test: 0.015%

How to Order
UAR1/80.25W210RBC6P
123456
1 Part Number
Part Number
UAR1/4
UAR1/8
UAR1/10
3 Resistance Value (Ω)
CodeResistance Value (Ω)
210R210Ω
2K12.1KΩ
21K21KΩ
5 Temperature coefficient (PPM/°C)
CodeTemperature coefficient (PPM/°C)
C9±3PPM/°C
C7±5PPM/°C
C6±10PPM/°C
C5±15PPM/°C
2 Rated Power (W)
Part NumberRated Power (W)
UAR1/40.33W
UAR1/80.25W
UAR1/100.125W
4 Resistance Tolerance (%)
CodeResistance Tolerance (%)
A2±0.02%
A5±0.05%
B±0.10%
C±0.25%
D±0.50%
F±1.00%
6 Package : P Bulk