Littelfuse Sxx25x Series Manual de usuario descargar pdf (Pagina 2)

296

Revised: 09/23/13

Speciﬁcations are subject to change without notice.

Teccor

brand Thyristors

20 / 25 Amp Standard SCRs

Sxx20x & Sxx25x Series

Absolute Maximum Ratings — 25A SCR

Symbol Parameter Test Conditions Value Unit

T(RMS)

RMS on-state current

Sxx25L: T

=75°C

25 A

Sxx25R/Sxx25N: T

=100°C

T(AV)

Average on-state current

Sxx25L T

= 75°C

16.0 A

Sxx25R/Sxx25N T

= 100°C

TSM

Peak non-repetitive surge current

single half cycle; f = 50Hz;

(initial) = 25°C

300

single half cycle; f = 60Hz;

(initial) = 25°C

350

t Value for fusing t

= 8.3 ms 510 A

di/dt Critical rate of rise of on-state current

f = 60Hz ; T

= 125°C

150 A/s

Peak gate current

= 125°C

3.5 A

G(AV)

Average gate power dissipation

= 125°C

0.8 W

stg

Storage temperature range -40 to 150 °C

Operating junction temperature range -40 to 125 °C

Electrical Characteristics (T

= 25°C, unless otherwise speciﬁed)

Symbol Test Conditions

Value

Unit

Sxx20L Sxx25x

= 12V; R

= 30

MAX. 30 35

MIN. 1 1

MAX. 1.5 V

dv/dt

= V

DRM

; gate open; T

= 100°C

400V

MIN.

450

V/s

600V

425

800V

400

1000V

200

= V

DRM

; gate open; T

= 125°C

400V

350

600V

325

800V

300

= V

DRM

; R

= 3.3 k; T

= 125°C MIN. 0.2 V

= 400mA (initial) MAX. 40 50 mA

(1) MAX. 35 s

= 2 x I

; PW = 15µs; I

= 40A TYP. 2 s

Notes :

xx = voltage, x = package

(1) I

=2A; t

=50µs; dv/dt=5V/µs; di/dt=-30A/µs

1 2 3 4 5 6 7 8 9

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Littelfuse Sxx25x Series Manual de usuario Pagina 2

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