PolySwitch Resettable PPTCs

Telecom

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PolySwitch Telecom Resettable PPTCs

250R

Datasheet

The 250R series is designed to protect against short duration high voltage fault currents (power cross or power induction surge) typically found in telecom applications (250Vrms). The series can be

Electrical Characteristics
- Catalog # 250R080
- I_Hold (A) 0.08
- I_TRIP
  (A) 0.16
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 14
- R_1max
  (Ω) 33
- Max
  Time
  To
  Trip
  (A) 0.35
- Max
  Time
  to
  Trip Time
  (Sec) 4
- R_TYP
  (Ω) 22
- Operating Temperature -40° to 85°C
- Datasheet
- Check Stock Order Sample
- Catalog # 250R080T
- I_Hold (A) 0.08
- I_TRIP
  (A) 0.16
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 15
- R_1max
  (Ω) 33
- Max
  Time
  To
  Trip
  (A) 0.35
- Max
  Time
  to
  Trip Time
  (Sec) 4
- R_TYP
  (Ω) 22
- Operating Temperature -40° to 85°C
- Datasheet
- Catalog # 250R120
- I_Hold (A) 0.12
- I_TRIP
  (A) 0.24
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 4
- R_1max
  (Ω) 16
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 2.5
- R_TYP
  (Ω) 8
- Operating Temperature -40° to 85°C
- Datasheet
- Check Stock Order Sample
- Catalog # 250R120-R1
- Obsolete: 2022 -11-03
- I_Hold (A) 0.12
- I_TRIP
  (A) 0.24
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 6
- R_1max
  (Ω) 16
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 2.5
- R_TYP
  (Ω) 9
- Operating Temperature -40° to 85°C
- Datasheet
- Catalog # 250R120-R2
- I_Hold (A) 0.12
- I_TRIP
  (A) 0.24
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 8
- R_1max
  (Ω) 16
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 2.5
- R_TYP
  (Ω) 10.5
- Operating Temperature -40° to 85°C
- Datasheet
- Check Stock Order Sample
- Catalog # 250R120-R3
- Obsolete: 2022 -11-03
- I_Hold (A) 0.12
- I_TRIP
  (A) 0.24
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 8
- R_1max
  (Ω) 16
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 2.5
- R_TYP
  (Ω) 10
- Operating Temperature -40° to 85°C
- Datasheet
- Catalog # 250R120-RA
- I_Hold (A) 0.12
- I_TRIP
  (A) 0.24
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 7
- R_1max
  (Ω) 16
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 2.5
- R_TYP
  (Ω) 9
- Operating Temperature -40° to 85°C
- Datasheet
- Check Stock Order Sample
- Catalog # 250R120-RC
- I_Hold (A) 0.12
- I_TRIP
  (A) 0.24
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 5.4
- R_1max
  (Ω) 14
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 3
- R_TYP
  (Ω) 7.5
- Operating Temperature -40° to 85°C
- Datasheet
- Check Stock Order Sample
- Catalog # 250R120-RF
- Obsolete: 2024 -01-07
- I_Hold (A) 0.12
- I_TRIP
  (A) 0.24
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 6
- R_1max
  (Ω) 16
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 2.5
- R_TYP
  (Ω) 10.5
- Operating Temperature -40° to 85°C
- Datasheet
- Catalog # 250R120T
- Obsolete: 2022 -11-03
- I_Hold (A) 0.12
- I_TRIP
  (A) 0.24
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 7
- R_1max
  (Ω) 16
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 2.5
- R_TYP
  (Ω) 12
- Operating Temperature -40° to 85°C
- Datasheet
- Catalog # 250R145
- I_Hold (A) 0.145
- I_TRIP
  (A) 0.29
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 3
- R_1max
  (Ω) 14
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 2.5
- R_TYP
  (Ω) 6
- Operating Temperature -40° to 85°C
- Datasheet
- Check Stock Order Sample
- Catalog # 250R145-RA
- Obsolete: 2024 -01-07
- I_Hold (A) 0.145
- I_TRIP
  (A) 0.29
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 3
- R_1max
  (Ω) 12
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 2.5
- R_TYP
  (Ω) 5.5
- Operating Temperature -40° to 85°C
- Datasheet
- Catalog # 250R145-RB
- Obsolete: 2017 -08-15
- I_Hold (A) 0.145
- I_TRIP
  (A) 0.29
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 4.5
- R_1max
  (Ω) 14
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 2.5
- R_TYP
  (Ω) 6
- Operating Temperature -40° to 85°C
- Datasheet
- Catalog # 250R145T
- Obsolete: 2022 -11-03
- I_Hold (A) 0.145
- I_TRIP
  (A) 0.29
- Max Volts
  (V) 250
- I_MAX
  (A) 3
- P_DMAX
  (W) 1
- R_MIN
  (Ω) 5.4
- R_1max
  (Ω) 14
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 2.5
- R_TYP
  (Ω) 7.5
- Operating Temperature -40° to 85°C
- Datasheet
- Catalog # 250R180
- I_Hold (A) 0.18
- I_TRIP
  (A) 0.65
- Max Volts
  (V) 250
- I_MAX
  (A) 10
- P_DMAX
  (W) 1.8
- R_MIN
  (Ω) 0.8
- R_1max
  (Ω) 4
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 20
- R_TYP
  (Ω) 2.2
- Operating Temperature -40° to 85°C
- Datasheet
- Check Stock Order Sample
- Catalog # 250R180T
- Obsolete: 2024 -01-07
- I_Hold (A) 0.18
- I_TRIP
  (A) 0.65
- Max Volts
  (V) 250
- I_MAX
  (A) 10
- P_DMAX
  (W) 1.8
- R_MIN
  (Ω) 1.4
- R_1max
  (Ω) 4.5
- Max
  Time
  To
  Trip
  (A) 1
- Max
  Time
  to
  Trip Time
  (Sec) 21
- R_TYP
  (Ω) 3.9
- Operating Temperature -40° to 85°C
- Datasheet

PolySwitch Resettable PPTCs

Telecom

PolySwitch Telecom Resettable PPTCs

250R

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