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How are the thyristors and triacs marked?

Latest Updated:10/01/2006

Question:

How are the thyristors and triacs marked?

Answer:

They are marked as shown below.

(1) TO-92 package



SCR

Marking Part name
P2M 03P2M
P4M 03P4M
P4G 03P4MG
P6G 03P6MG


TRIAC

Marking Part name
0V8D AC0V8DGM
01D AC01DGM



(2) SOT-89 (power mini-mold)



SCR

Marking Part name
JB 03P2J
JD 03P4J
JE 03P5J


TRIAC

Marking Part name
1D AC01DJM



(3) MP-3, MP-3Z



SCR

Marking Part name
3P4J 3P4J,-Z
5P4J 5P4J,-Z
5P6J 5P6J,-Z
8P4J 8P4J,-Z


TRIAC

Marking Part name
AC03D AC03DJM,-Z
AC03F AC03FJM,-Z
AC05D AC05DJM,-Z
AC05F AC05FJM,-Z



(4) TO-202AA (MP-7)



SCR

Marking Part name
2P4M 2P4M
2P6M 2P6M
2S2M 2S2M
2S4M 2S4M
2V5P4 2V5P4M
3P4MH 3P4MH
3P6MH 3P6MH


TRIAC

Marking Part name
AC03D AC03DGM
AC03F AC03FGM



(5) TO-220AB (MP-25)



SCR

Marking Part name
5P4M 5P4M
5P6M 5P6M
8P2M 8P2M
8P4M 8P4M


TRIAC

Marking Part name
AC05D AC05DGM
AC05F AC05FGM
AC08D AC08DGM
AC08F AC08FGM
AC10D AC10DGM
AC10F AC10FGM
AC12D AC12DGM
AC12F AC12FGM
AC16D AC16DGM
AC16F AC16FGM



(6) TO-220 analogous (MP-45)



SCR

Marking Part name
5P4 5P4SM
5P6 5P6SM
5P4A 5P4SMA
5P6A 5P6SMA
8P2 8P2SM
8P4 8P4SM
8P2A 8P2SMA
8P4A 8P4SMA


TRIAC

Marking Part name
03D AC03DSM
03F AC03FSM
03DA AC03DSMA
03FA AC03FSMA
05D AC05DSM
05F AC05FSM
08D AC08DSM
08F AC08FSM
10D AC10DSM
10F AC10FSM
12D AC12DSM
12F AC12FSM
16D AC16DSM
16DA AC16DSMA
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