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SMP100LC-XXX

TRISIL™ FOR HIGH DEBIT RATE TELECOM LINES PROTECTION

STMicroelectronics 

SMP100LC-xxx

TEST CIRCUIT 2 FOR IBO and VBO parameters :

Auto

Tr ans for m er

220V/2A

tp = 20ms

R1

static

140

relay.

R2

240

Vout

K

IBO

measure

D.U.T

V BO

measure

Transformer

220V/800V

5A

TEST PROCEDURE :

Pulse Test duration (tp = 20ms):

- For Bidirectional devices = Switch K is closed

- For Unidirectional devices = Switch K is open.

VOUT Selection

- Device with VBO < 200 Volt

- VOUT = 250 VRMS, R1 = 140 Ω.

- Device with VBO  200 Volt

- VOUT = 480 VRMS, R2 = 240 Ω.

TEST CIRCUITS 3 FOR VBO DYNAMIC PARAMETERS

100 V / µs, di/dt < 10 A / µs, Ipp = 100 A

2Ω

U

10 µF

45 Ω

66 Ω

470 Ω

83 Ω

0.36 nF

46 µH

KeyTek ’System 2’ generator with PN246I module

1 kV / µs, di/dt < 10 A / µs, Ipp = 10 A

26 µH

250 Ω

47 Ω

46 µH

U

60 µF

12 Ω

KeyTek ’System 2’ generator with PN246I module

6/8

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