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Forward Electronic Co., Ltd.

Add: Fenghua Industrial Zone, Ningbo, Zhejiang, P.R.China

Tel: 86 574 81159315

M.P.: 86 13566005577

Fax: 86 574 87859163
E-mail:  forwardelec@163.net

            edwin@cnforward.com

Contact Person: Edwin Chen

 
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PTC FD-PTC003
PTC » FD-PTC003
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FD-PTC003

PTC

positive temperature coefficient thermistor (PTC)

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PTC Details

positive temperature coefficient thermistor (PTC)

No.
Test
Test conditions and Accept
Criteria
Test Result
1
Rinitial
25℃，6.0≤R≤10.0Ω
6.0≤R≤10.0Ω
2
 
Ihold
 
110mA, 40℃,
△=∣△R/Rn︳＜50％
(△R=R-Rn)
 
△≤30％
3
 
 
Time to Trip
I      Time
0.35A   ≤20S
0.5A    ≤15S
1A      ≤1.5S
3A      ≤0.2S
I      Time
0.35A  ≤16.4S
0.5A    ≤8.36S
1A      ≤1.26S
3A      ≤0.17S
4
Time to Reset
≤60s
≤28s
5
 
Lightning
withstand
1.5kv, 37.5A, 10/310HS,
10cycles
⑴δ=△max-△min＜30％
⑵Ihold,40℃,△≤50％
⑴
δ=15％
⑵
△≤35％
6
 
 
Trip Cycle Life
AC250V,3A,1min on,
2min off,20cycles
⑴δ=△max-△min＜30％
⑵Ihold,40℃,△≤50％
 
⑴
δ=7％
⑵
△≤29％
7
 
Trip Endurance
AC250V,3A,15min ,
⑴δ=△max-△min＜30％
⑵Ihold,40℃,△≤50％
 
⑴
δ=21％
⑵
△≤29％

 
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