Data Sheet

【AR Series】
Thin Film Precision Chip Resistor
www.viking.com.tw For detail questions, contact : [e-mail] Edition : REV.E3
4 Revision:10-Nov-2017
■Environmental Characteristics
Item
Requirement
Test Method
Tol. ≦ 0.05%
Tol. > 0.05%
Temperature Coefficient of Resistance
(T.C.R.)
As Spec.
MIL-STD-202 Method 304
+25/-55/+25/+125/+25C
Short Time Overload
ΔR±0.05%
ΔR±0.2%
JIS-C-5201-1 4.13
RCWV*2.5 or Max. overload voltage whichever is
lower for 5 seconds
ΔR±0.2% for high power rating
Insulation Resistance
>9999 MΩ
MIL-STD-202 Method 302
Apply 100V
DC
for 1 minute
Endurance
ΔR±0.05%
ΔR±0.2%
MIL-STD-202 Method 108A
702C, RCWV for 1000 hrs with 1.5 hrs “ON” and 0.5
hrs “OFF”
>7kΩ ΔR±0.5%
ΔR±0.5% for high power rating
Damp Heat with Load
ΔR±0.05%
ΔR±0.3%
MIL-STD-202 Method 103B
402C, 90~95% R.H. RCWV for 1000 hrs with 1.5
hrs “ON” and 0.5 hrs “OFF”
ΔR±0.5% for high power rating
Bending Strength
ΔR±0.05%
ΔR±0.1%
JIS-C-5201-1 4.33
Bending amplitude 3 mm for 10 seconds
Solderability
95% min. coverage
MIL-STD-202 Method 208H
2455C for 3 seconds
Resistance to Soldering Heat
ΔR±0.05%
ΔR±0.1%
MIL-STD-202 Method 210E
260±5C for 10 seconds
Dielectric Withstand Voltage
By Type
MIL-STD-202 Method 301
Max. overload voltage for 1 minute
Thermal Shock
ΔR±0.05%
ΔR±0.2%
MIL-STD-202 Method 107G
-55C ~150C, 100 cycles
Low Temperature Operation
ΔR±0.05%
ΔR±0.2%
JIS-C-5201-1 4.36
1 hour, -65C, followed by 45 minutes of RCWV
ΔR±0.5% for high power rating
High Temperature Exposure
ΔR±0.5%
MIL-STD-202 Method 108
at +155C for 1000 hrs
RCWV(Rated continuous working voltage)= √(P*R) or Max. Operating voltage whichever is lower
Storage Temperature: 15~28C; Humidity < 80%RH
■Soldering Condition
IR Reflow Soldering Wave Soldering (Flow Soldering)
(1) Time of IR reflow soldering at maximum temperature point 260C：10s
(2) Time of wave soldering at maximum temperature point 260C：10s
(3) Time of soldering iron at maximum temperature point 410C：5s