GRE12R128J23B1234A 查看數據表（PDF） - Vishay Semiconductors

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GRE12R128J23B1234A

High Power, High Current Grid Resistors, 1 kW and Larger

Vishay Semiconductors 

www.vishay.com

GRE1

Vishay Milwaukee

TECHNICAL SPECIFICATIONS

PARAMETER

UNIT

Power rating

W

Resistance range

Ω

Resistance tolerance

%

TCR

ppm/°C

Operating temperature

°C

Temperature rise

°C

Maximum altitude

f.a.s.l. (m.a.s.l.)

Short-term overload (surge)

Surge windings

Maximum working voltage

Insulation resistance

Ω

Dielectric voltage

Creepage

VRMS

inch (mm)

Terminal sleeves

Inductance

μH

Non-inductive winding

Terminal strength

lb

Electrical or mechanical customization

RESISTOR CHARACTERISTICS

1K to 100K

0.1 to 24 (others available upon request

10

± 930

-55 to +400

360 above an ambient of 40 °C

derate above 4921 f.a.s.l. (1500 m.a.s.l.)

25 x, 15 x, or 10 x rated power for 5 s (varies by wattage)

n/a

(P x R)1/2

1M

2500 for 60 s

1.18 (30) typical

n/a

5 to 40 (varies by wattage and resistance)

n/a

n/a

consult factory: www.vishay.com/milwaukee/contact

DERATING CURVE

120

100

80

60

40

20

0

-20

40

100

160

220

280

340

400

AMBIENT TEMPERATURE IN °C

MATERIAL SPECIFICATIONS

Plate element

Insulators

stainless steel

ceramic

Revision: 17-Jun-14

2

Document Number: 31833

For technical questions, contact: vishaymilwaukeeresistor@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

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