TB6674FAG データシートの表示（PDF） - Toshiba

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TB6674FAG

BiCD Integrated Circuit Silicon Monolithic

Toshiba 

TB6674PG/FG/FAG

Thermal Shutdown Circuit (TSD)

The TB6674 incorporates a thermal shutdown circuit. If the junction temperature (Tj) exceeds 160°C

(design target only), all the outputs are tuned off（Hi-Z）.

It recovers automatically at 140℃. It has a hysteresis width of 20℃.

TSD = 160°C (design target only)

< TSD operation >

160°C (typ.)

Chip temperature

140°C (typ.)

H

Internal TSD signal

L

TSD operation

H

Output terminal

L

Normal operation

OFF（Hi-Z）

9

Ver.3 2010-07-07

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