K M Y Drawing No: RHC−K−HTS−0001 /7
Title: FIXED THICK FILM CHIP RESISTORS; RECTANGULAR TYPE & HIGH OHM
RHC16,20 Page: 3/6
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Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2012.9.28
Table−4(2)
No. Test items Condition of test (JIS C 5202) Performance requirements
6 Terminal strength
(Pulling test)
Lead wire (RHC16: φ0.4 mm, RHC20: φ0.47
mm) shall be soldered to the center of terminal.
One side is fixed and the specified load shall be
applied to the other side in the direction of axial.
Duration: 10 s ± 1 s
Not be peeled off by the pulling force
under 5 N.
RHC16: 3 N
7 Substrate bending test Sub−clause 6.1.4 (1)
The resistor shall be mounted on the test
substrate as shown in Figure−3.
Bending value: 5 mm
(Among the fulcrums: 90 mm)
Duration: 10 s ± 1 s
No evidence of mechanical damage.
8 Resistance to soldering
heat
Sub−clause 6.10
Test by a piece.
Temp. of solder bath: 260 °C ± 5 °C
Immersion time: 10 s ± 1 s
After immersion into solder, leaving at the room
temp. for 1h or more and then measure the
resistance.
RHC16
100MΩ≤R≤10GΩ: Within ±1 %
10GΩ<R≤150GΩ: Within ±2 %
RHC20
100MΩ≤R≤10GΩ: Within ±1 %
100GΩ≤R≤150GΩ: Within ±5 %
No evidence of appearance damage
9 Solderability Sub−clause 6.11
Test by a piece.
Flux: Rosin−Methanol
Temp. of solder bath: 235 °C ± 5 °C
Immersion time: 2 s ± 0.5 s
The surface of terminal immersed shall be
min. of 95% covered with a new coating of
solder.
Sub−clause 7.4
Test cycle: 5 cycles for duty cycle as specified
below.
Step Temperature (°C) Time (min)
1 Room temp. 2∼3
2 −55±3 30
3 Room temp. 2∼3
10
Temperature cycling
4 RHC16: 155±2
RHC20: 125±2 30
RHC16
100MΩ≤R≤10GΩ: Within ±1 %
10GΩ<R≤150GΩ: Within ±2 %
RHC20
100MΩ≤R≤10GΩ: Within ±1 %
100GΩ≤R≤150GΩ: Within ±5 %
No evidence of appearance damage
Sub−clause 7.5
Test temp. & relative humidity:
40 °C ± 2 °C & 90∼95 %
11 Humidity
+48
Test period: 1,000 h
0
RHC16
100MΩ≤R≤10GΩ: Within ±2 %
10GΩ<R≤150GΩ: Within ±5 %
RHC20
100MΩ≤R≤10GΩ: Within ±2 %
100GΩ≤R≤150GΩ: Within ±5 %
No evidence of appearance damage
Sub−clause 7.10
Test temp. & relative humidity:
70 °C ± 2 °C
Test voltage: Cycle of 1 h 30 min. ″ON″ and 30
min. ″OFF″ at dc rated voltage.
12 Load life
+48
Test period: 1,000 h
0
RHC16
100MΩ≤R≤10GΩ: Within ±3 %
10GΩ<R≤150GΩ: Within ±5 %
RHC20
100MΩ≤R≤10GΩ: Within ±3 %
100GΩ≤R≤150GΩ: Within ±20 %
No evidence of appearance damage