Datasheet > PFMU.075.2

PFMU.075.2

更新时间： 2024-11-14 01:04:15

品牌	Logo	应用领域
SCHURTER		/
页数	文件大小	规格书
2页	112K
描述
Surface Mount PTC-Fuses

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数据手册

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PFMU.075.2 数据手册

FUSES / SICHERUNGEN

PFMU

Resettable fuses

Typical Time to Trip at 23 ˚C

Surface Mount

PTC-Fuses

Type PFMU

2,8 x 3,4 mm

fast tripping

Packaged per EIA 481-1

100

Agency recognition:

UL, CSA, TÜV

0.1

0.01

100

0.001

0 1

0.1

Fault current (A)

Dimensions

Solder pad layouts

1.1 ± 0.1

(.043 ± .004)

1.1 ± 0.1

(.043 ± .004)

2.6 ± 0.1

(.102 ± .004)

1.7 ± 0.1

(.067 ± .004)

Min.

Applications

Typical Part Marking

• PC motherboards

• PC modems

• USB

Layout may vary

Part identification

• General electronics: Phones,

fax machines, televisions,

printers, video equipment,

PDA

Manufacturer’s

Trademark

Date code week 1 of 2000 = 0A (year and week)

week 27 of 2000 = A0 (week and year)

Environmental Characteristics

Operating/Storage Temperature / Einsatz/Lagertemp.

-40 °C to +85 °C

Maximum Device Surface Temperature in Tripped State / 125 °C

Passive Aging / passive Alterung

Humidity Aging / Feuchtigkeitsalterung

Thermal Shock / Thermischer Schock

Solvent Resistance / Lösungsmittel-Beständigkeit

Vibration

+85 °C, 1000 hours / Std.

+85 °C, 85% R.H. 1000 hours / Std. ± 10% typ. resist. change

+85 °C/–40 °C 20 times / Zyklen

MIL-STD-202, Method 215

MIL-STD-883C, Method 2007.1,

Condition A

± 5% typ. resist. change

± 10% typ. resist. change

No change

Test Procedures And Requirements For Model PFMU 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

At specified current, V_max23 °C / Bei entspr. Strom

30 min. at I_hold/ bei Haltestrom

R_min≤ R ≤ R_max

T ≤ max. time to trip / Tr(sec.)

No trip

V_max, I_max, 100 cycles / Zyklen

No arcing or burning

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

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