Datasheet > 778P4725400JD3

778P4725400JD3

更新时间： 2024-11-06 14:51:59

品牌	Logo	应用领域
CDE		/
页数	文件大小	规格书
7页	180K
描述
525 mΩ

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778P4725400JD3 数据手册

Type 778P/779P, Orange Drop®, Polypropylene Film/Foil Capacitors

400 VAC

Type 778P/779P

Orange Drop^®

400 Volts A-C

Polypropylene Film/Foil

Capacitors

Features

Insulation Resistance:

400,000 M⍀ minimum at +25°C

20,000 M⍀ minimum at +85°C

2,000 M⍀ minimum at +105°C

• Specifically designed for A-C voltage

applications where corona free operation

is required for high reliability.

Temperature Coefficient (typical, over

temperature range of -55°C to +85°C):

• Extremely low dissipation factor and ESR.

-140 ppm/°C, Type 778P

-180 ppm/°C, Type 779P

• Ideal for high frequency, high pulse

current applications; dV/dt rating

up to 77,400 volts/µsec.

Pulse Rise Time, dV/dt:

See standard ratings table.

• Excellent stability, virtually linear

temperature coefficient.

Dissipation Factor & ESR:

• Compact size with various lead spacings.

See standard ratings table.

Corona Start Voltage (typical):

500 Volts RMS

Specifications

Encapsulation:

CapacitanceRange:

470 pF to .033 µF

Conformal coating offlame retardant

orange epoxy (meets UL94V-0 specs.)

Capacitance Tolerance:

Dielectric:

±1% to ±10%

Polypropylene film; utilizing afloating

common ofmetallized polypropylene,

which provides self-healing characteristics.

Voltage Ratings:

400 Volts A-C/630 Volts D-C

Construction:

Operating Temperature Range:

-55°C to +85°C

Non-inductivelywoundwithextended

foil, internal series-section design.

(+105°C with proper voltage derating)

Applications:

Lead Wire:

Electronic Lighting Ballasts, Switching

Power Supplies, Resonant Converters.

Tinned copper-clad steel,

.032" (.8) diameter, #20 AWG

Regulatory Information

Dimensions in inches, metric (mm) in parenthesis.

CDE Cornell Dubilier • 1605 E. Rodney French Blvd. • New Bedford, MA 02744 • Phone: (508)996-8561 • Fax: (508)996-3830

12 3 4 5 6 7

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