Surge Resistor  ( RV Series)

FEATURES :

High resistance value is achievable.
Stable and long service life.
Small temperature coefficient.
Can be produce according to customer's request.

　

CHARACTERISTICS：
ITEM 
SPEC 
REMARKS

Load life under high temperature

 ±1.5%

JIS-C-5202 7.10　Rated voltage at 70℃ for 1,000 hours

 high humidity

 ±20%

JIS-C-5202 7.90　40± 2℃, 95+2-3%  RH Time:  21 day

Temp. coeff. of resistance

±200 ppm/℃

JIS-C-5202 5.20　Room temp. + 100℃

Short time overload

±0.5%

JIS-C-5202 5.50　6.25 times the rated power for 5 seconds

Temperature cycling

 ±1%

JIS-C-5202 7.40　5 cycles for -55 ~ +155℃

Immersion in solder

 ±1%

JIS-C-5202 6.40　350℃ for 3.5 seconds

Insulation resistance

 >=50G

JIS-C-5202 5.60　500 volt Insulation test

UL Pulse withstanding voltage

　

　

　

　

±20%

　

　

　

　

The following discharge cycle is repeated in the circuit of the left fig. 2.5 sec. ON 2.5 sec. OFF 50 cycles test voltage (DC source) 10KV(Max)
Futaba Pulse withstanding voltage ±3%

The following discharge cycle is repeated in the circuit of the left fig. 2.5 sec. ON 2.5 sec. OFF 50 cycles test voltage (DC source) is shown below:

  Pulse voltage

       1/4W : ( >8.5KV,Max=13KV )

    >=1/2W  :  ( >14KV,Max=20KV )

　

　

Surge Test ：

High Energy Test

Low Energy Test
ITEM  SPEC  ITEM  SPEC 
Capacitance ( uF ) 0.12 uF Capacitance ( uF ) 0.03 uF
Voltage ( KV ) 10KV Voltage ( KV ) 10KV
Charging/discharge Time 10sec / 2sec Charging/discharge Time 10sec / 2sec
Cycle 12 sec Cycle 12 sec
Charging/discharge Cycles 1,000 Cycles Charging/discharge Cycles 1,000 Cycles
Criteria ( R) + 100% ~ -20% Criteria ( R) + 100% ~ -10%

　

　

Acceptable Surge Test Result：

High Energy Test

Low Energy Test

Test Cycles Shall not exceed Test Cycles

Shall not exceed
100 Cycles ±10%

10,000 Cycles

±20%

100 ~ 1,000 Cycles ±20%

　

　
Various type of forming & taping are available
Coating color：RVU1/4W green, RVS1/2W light green,

                             other:  pink。

　

RATING、 DIMENSIONS　

Model

Power

Rating

(W)

Resistance

Range (Ω)

Maximum

Working

Voltage

Dielectric

Withstanding

Voltage
Dimension (mm)
L
D φ
ι
d φ
RVU1/4W、RVS1/2W
1/4,1/2
>680K
1600V
700V
6±0.3
2.4±0.1
28±2
0.6±0.05
RVU1/2W、RVS1W
1/2,1
 >680K
3500V
700V
9±0.5
3.3±0.5
30±3
0.6±0.05
RVU1W 、RVS2W
1,2
 >680K
7000V
700V
12
4.5±0.5
38±3
0.8±0.05
RVU2W 、RVS3W
2,3
 >680K
10000V
700V
16
5.5±0.5
38±3
0.8±0.05

　

TAPING TYPE ：

Model
Dimensions  (mm)
W
P
L
D φ
d φ
Z
RVU1/4W
52±1
5±0.5
6±0.3
2.4±0.1
0.6±0.05
MAX.1.2
RVU1/2W
52±1
5±0.5
9±0.5
3.3±0.5
0.6±0.05
MAX.1.2
RVU1W
52±1
5±0.5

12

4.5±0.5

0.8±0.05
MAX.1.2
RVU2W

52±1
5±0.5

16

5.5±0.5

0.8±0.05
MAX.1.2
RVS1/2W
52±1
5±0.5

6±0.3

2.4±0.1

0.6±0.05

MAX.1.2
RVS1W
52±1
 5±0.5

9±0.5

3.3±0.5

0.8±0.05
MAX.1.2
RVS2W

52±1

5±0.5

12

4.5±0.5
0.8±0.05
MAX.1.2
RVS3W
52±1
 5±0.5

16

5.5±0.5

0.8±0.05
MAX.1.2

　

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