SFH-1215A Sony, SFH-1215A Datasheet - Page 5

• Manufacturer Part Number: SFH-1215A
• Description: (SFH-xxxxA) SC Protector
• Manufacturer: Sony

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5. Voltage operation
5.1. Operating electric power and Operating voltage
5.2. Voltage operation test method
5.3. Operation time by the heater (Electricity vs. clearing time at 25 deg.C)
1
1) Operating electric power range: Electricity Power applied to heater
2) Operating voltage range: Values are calculated from operating electric power range and heater
100
0.1
10
1
0
(Operating voltage[V]＝
4
resistance. Protector operation is normal under voltage applied to heaters in these
ranges. Operating voltage range is adjustable by regulating heater resistance.
5
3
10
Power supply
√
Operating electric power [W]×Heater resistance[Ω] )
15
Electric Power(W)
- 5 -
20
1) Connect SC Protector with a constant power
2) Apply a current to the heater.
3) Measure the time the fuses take to melt.
supply.
25
30
SFH-12A
SFH-15A
35
40