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17
FLA, FLB, FLC Series
For any questions, contact
sales-alpha@alpha-elec.co.jp
Document No.: 67003
Revision: 25-Apr-2016
PERFORMANCE
Parameters Test Condition
ALPHA
Specification
ALPHA Typical
Test Data
Maximum Rated Operating Temperature
Working Temperature Range
Maximum Working Voltage
70°C
–25°C to +155°C
FLA=250V, FLB/FLC=300V
Temperature Cycling
Overload
–25°C/30 min., Room Temperature/5 min., +155°C/30 min., 5 cycles
Rated Voltage x 2.5, 5 sec.
±0.05%
±0.05%
±0.01%
±0.0025%
Solderability
Resistance to Solvents
235°C, 2 sec.
➊ lsopropyl Alcohol ➋ Trichloroethylene
over 75% coverage
no damage
over 75% coverage
no damage
Low Temperature Storage
Terminal Strength
–25°C, No Load, 2 hrs.
0.908 kg (2 pounds), 10 sec.
±0.05%
±0.05%
±0.0025%
±0.0025%
Dielectric Withstanding Voltage
Insulation Resistance
Resistance to Soldering Heat
Moisture Resistance
Atmo. Pres.: AC 300V, 1 min.
DC 100V, 1 min.
350°C, 3 sec.
+65°C to –10°C, 90% RH to 98% RH, Rated Voltage,10 cycles (240 hrs.)
±0.03%
over 10,000 MΩ
±0.03%
±0.1%
±0.0025%
over 10,000 MΩ
±0.0025%
±0.015%
Shock
Vibration
50G, 11 ms, Half-Sine Wave, X, Y, Z, each 3 shocks
20G, 10 Hz to 55 Hz to 10 Hz, 1 min., X, Y, Z, each 2 hrs.
±0.03%
±0.03%
±0.005%
±0.005%
Life (Rated Load) 70°C, Rated Power, 1.5 hr. – ON, 0.5 hr. – OFF, 1,000 hrs. ±0.1% ±0.01%
Life (Moisture Load)
40°C, 90% RH to 95% RH, Rated Power, 1.5 hr. – ON,
0.5 hr. – OFF, 1,000 hrs.
±0.05% ±0.01%
Storage Life 15°C to 35°C, 15% RH to 75% RH, No Load, 10,000 hrs. ±0.02% ±0.005%
High Temperature Exposure 155°C, No Load, 1,000 hrs. ±0.05% ±0.01%
Current Noise
Pressure Cooker Test 121°C, 100% RH, 2 atmospheric, No Load, 100 hrs.
-25 dB
±0.5%
-42 dB
±0.1%
FREQUENCY CHARACTERISTICS
1510 50 100 (MHz)
Frequency
R(AC)/R(DC)
150
100
50
(%)
FLB
100Ω
1 kΩ
40 kΩ
10Ω
10 kΩ
TEMPERATURE OF RESISTOR SURFACE
