Power
(W)

Dimension (mm)

L

W

H

5

25.5±1.5

13±1

9.5±1

7

38.5±1.5

13±1

9.5±1

10

51±1.5

13±1

9.5±1

10( Type B)

35±1.5

16±1

13±1

Type

Nominal resistance
(Ω)

Resistance tolerance
(%)

Environment temperature
(℃)

Insulation voltage
（V）

Surface temperature rise
(℃)

Stability grade

T.C.R.
(10^-6/℃)

RX911B-10W

0.18~680

±5,±10

-55/+275

700

≤250

5%

±250

RX911-5W
RX911N-5W

0.18~1K

±5,±10

-55/+275

700

≤250

5%

±250

RX911-7W

0.22~1.5K

±5,±10

-55/+275

700

≤250

5%

±250

RX911-10

0.33~2.4K

±5,±10

-55/+275

700

≤250

5%

±25

Items

Methods

Requirements

Withstand voltage

Way of V-shaped block

No breakdown or leakage current≤1mA

Endurance at room temperature

Room temperature V_R  1000h

±(5%+0.5Ω)

Solder ability

Welding temperature：235± 5℃   2±0.5s

Terminal is well covered with solder and the solder can freely flow

Terminal strength

10N  10±0.5s

±(1%+0.05Ω)

Over-load

Load 10 times of rated power  10s

No breakdown

Resistance to soldering heat

Welding temperature：350± 10℃   3.5±0.5s

±(1%+0.05Ω)

Fast temperature change

-55℃ /+ 125℃   3cycles

±(1%+0.05Ω)

Temperature rise

Load rated power

≤ 250℃