Datasheet > PFRT.014.250.U.2

PFRT.014.250.U.2

更新时间： 2024-09-30 10:54:23

品牌	Logo	应用领域
SCHURTER		/
页数	文件大小	规格书
2页	113K
描述
PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED

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数据手册

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PFRT.014.250.U.2 数据手册

FUSES / SICHERUNGEN

PFRT

Resettable fuses / Rückstellende Sicherungen

Telecom / Telecom

Typical Time to Trip at 23 ˚C

Wire leaded

PTC-Fuses

Type PFRT

High voltage surge

capabilities

Compliance to ITU

K.20/K.21 specifications

Agency recognition:

UL, CSA, TÜV

100

PFRT.018.250.U

0.10

0.01

PFRT.014.250 & PFRT.014.250.U

PFRT.012.250 & PFRT.012.250.U

PFRT.011.250.U

PFRT.008.250 & PFRT.008.250.U

0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4 2.6 2.8 3

100

Fault current (A)

Typical Part Marking

Dimensions

Layout may vary

Manufacturer’s Trademark

Restance bin

Part identification

Date code (First digit = Last digit of

year; next three digits = day of year)

Lot No. (T = Taiwan, S = Xiamen)

Applications

Used as a secondary overcur-

rent protection device in:

•

Customer Premise Equipment

(CPE)

•

Central Office (CO)

Subscriber Line Interface

Cards (SLIC)

Environmental Characteristics

Operating/Storage Temperature / Einsatz/Lagertemp.

Maximum Device Surface Temperature in Tripped State / 125 °C

-45 °C to +85 °C

Passive Aging / passive Alterung

+85 °C, 1000 hours / Std.

+60 °C, 1000 hours / Std.

± 2% typ. resist. change

± 3% typ. resist. change

Humidity Aging / Feuchtigkeitsalterung

Thermal Shock / Thermischer Schock

+85 °C, 85% R.H. 500 hours / Std. ± 3% typ. resist. change

MIL-STD-202F, Method 107G ±10% typ. resist. change

+125 °C/–55 °C, 10 times / Zyklen ±15% typ. resist. change

Solvent Resistance / Lösungsmittel-Beständigkeit

Lead Solerability / Lötbarkeit

Flammability / Entflammbarkeit

Vibration

MIL-STD-202, Method 215B

ANSI/J-STD-002

IEC 695-2-2

MIL-STD-883C, Method 2007.1,

Condition A

No change

No Flame for 60 sec.

No change

Test Procedures And Requirements For Model PFRT Series

Test / Test

Test Conditions / Bedingungen

Accept/Reject Criteria

Visual/Mech. / visuell/mech.

Resistance / Widerstand

Time to Trip / Trip-Zeit

Hold Current / Haltestrom

Trip Cycle Life / Trip-Zyklen

Verify dimensions and materials / Kontrolle Abmess./Mat. Per MF physical description

In still air @ 23 °C / bei ruhiger Luft 23 °C

5 times I_hold, V_max23 °C / 5-facher Haltestrom

30 min. at I_hold/ bei Haltestrom

R_min≤ R ≤ R_max

T ≤ max. time to trip (sec.)

No trip

V_max, I_max, 100 cycles / Zyklen

No arcing or burning

Trip Endurance / Zeit im Tripzustand V_max, 48 hours / Stunden

121

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