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

Dimensions
(mm)

L±0.3

14.8

10.0

6.8

D±0.3

5.2

3.7

2.5

A±0.05

0.6

0.6

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

UAR1/8

100R

B

C6

P

Product type

Resistance Value
(Ω)

Resistance Tolerance (%)

Temperature
coefficient (PPM/°C)

Packaging

UAR1/4
UAR1/8
UAR1/10

500.0 ~ 1.0M
100.0 ~ 1.0M
100.0 ~ 1.0M

A2(±0.02)
A5(±0.05)
B(±0.10)
C(±0.25)
D(±0.5)
F(±1.0)

C9 ( ±3 )
C7 ( ±5 )
C6 ( ±10 )
C5 ( ±15 )

P (Bulk)