DCR1278/42 Просмотр технического описания (PDF) - Usha Ltd

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производитель

DCR1278/42

Thyristors

Usha Ltd  

Thyristors

DCR1278

Technical Data

Typical applications : D.C. Motor control, Controlled rectifiers, High power drives.

Type No.

VRRM

(Volts)

VRSM

(Volts)

DCR1278/20 2000

2100

DCR1278/26 2600

2700

DCR1278/30 3000

3100

DCR1278/34

DCR1278/38

DCR1278/40

DCR1278/42

3400

3800

4000

4200

3500

3900

4100

4300

F e a t u res

• Double side cooling.

• Voltage grade upto 4200V.

• Weight 500gm (Approx.)

Symbol

Conditions

IT(AV)

Half wave resistive load THS = 55 ˚C

ITSM

Tvj = 125 ˚C; 10 ms half sine,VR=50% VRRM

I2T

Tvj = 125 ˚C; 10 ms half sine,

Tvj = 125 ˚C; 3 ms half sine

IGT

VGT

dv/dt

[di/dt]cr

VT

Vo

Ro

IRRM/IDRM

IL

Rth(i-h)

Tvj = 25 ˚C; VDRM = 5V

Tvj = 25 ˚C; VDRM = 5V

Tvj = 125 ˚C; Voltage = 67% VDRM

Repetitive 50 Hz

Tvj = 25 ˚C; IT = 2900 A

Tvj = 125 ˚C

Tvj = 125 ˚C

Tvj = 130 ˚C

Typ value

dc

Half wave

3-phase

Tvj

Tstg

Mounting Force

Case outline

* Higher dv/dt selection available.

Values

1100 A

16.4 K. A.

1350000 A2s

864000 A2s

400 mA

4.0 V

*300 V/µS

100 A/µS

2.125 V max

1.15 V

0.481 mΩ

100 mA

300 mA

0.024 ˚C/W

0.026 ˚C/W

0.028 ˚C/W

125 ˚C

+ 125 ˚C

20-24 KN

D

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