NKJ250 datasheet(2/4 Pages) NELLSEMI

Part #	NKJ250

Description	Standard Diodes, 250 A

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Manufacturer	NELLSEMI [Nell Semiconductor Co., Ltd]

Direct Link	http://www.nellsemi.com

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SEMICONDUCTOR

Nell Semiconductors

ELECTRICAL SPECIFICATIONS

VOLTAGE RATINGS

TYPE NUMBER

VOLTAGE

CODE

VRRM, MAXIMUM REPETITIVE

PEAK REVERSE VOLTAGE

V

VRSM, MAXIMUM NON-REPETITIVE

PEAK REVERSE VOLTAGE

V

IRRM MAXIMUM

AT TJ MAXIMUM

mA

NKD250

08

800

900

20

12

1200

1300

16

1600

1700

20

2000

2100

FORWARD CONDUCTION

PARAMETER

SYMBOL

TEST CONDITIONS

VALUES

UNITS

Maximum average forward current

at case temperature

IF(AV)

180° conduction, half sine wave

250

100

Maximum RMS forward current

I F(RMS)

180° conduction, half sine wave at TC = 100 °C

Maximum peak, one-cycle forward,

non-repetitive surge current

IFSM

t = 10 ms

No voltage

reapplied

Sinusoidal half wave,

initial TJ = TJ maximum

11.0

kA

t = 8.3 ms

Maximum I2t for fusing

t = 10 ms

605

kA2s

t = 8.3 ms

t = 10 ms

100 % VRRM

reapplied

424

t = 8.3 ms

Maximum 2

I √t for fusing

Maximum forward voltage drop

Ipk = 1000 A, TJ = 25 °C

390

552

2

I t

V

1.40

2

kA √t

6050

2

I √t

VFM

t = 0.1ms to 10 ms, no voltage reapplied

11.6

A

392

°C

A

BLOCKING

PARAMETER

SYMBOL

TEST CONDITIONS

VALUES

UNITS

RMS insulation voltage

VINS

t = 1 s

3000

V

Maximum peak reverse and

off-state leakage current

IRRM

TJ = T

J

maximum, rated VRRM applied

20

mA

TJ = 25 °C

µA

20

NKJ250

NKC250

NKD250/NKJ250/NKC250 Series

THERMAL AND MECHANICAL SPECIFICATIONS

PARAMETER

SYMBOL

TEST CONDITIONS

VALUES

UNITS

Maximum junction operating and storage

temperature range

TJ, TStg

- 40 to 150

°C

Maximum thermal resistance,

junction to ca se per junction

RthJC

DC operation

0.14

K/W

Maximum thermal resistance,

case to heatsink

RthC-hs

0.044

Mounting torque

± 10 %

MAP to heatsink, M6

A mounting compound is recommended and the torque

should be rechecked after a period of 3 hours to allow

for the spread of the compound.

4

Nm

busbar to MAP, M8

12

Approximate weight

900

g

Case style

See dimensions - link at the end of datasheet

MAGN-A-PAK

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