STCF02 datasheet(15/19 Pages) STMICROELECTRONICS

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STCF02 数据表(PDF) 15 Page - STMicroelectronics

部件名	STCF02

功能描述	High power white led driver

PDF	19 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

15 / 19 page

STCF02

Detailed operating description

15/19

6.12

Safety shutdown in flash mode

To avoid LED burning during flash mode, which could be brought on by a micro-controller fault, a simple

programmable RC circuit is possible to shutdown the device after a selected time through the RX Pin (see

Figure 15).

Figure 14. Typical application of LED temperature sensing by NTC resistor

Figure 15. Typical Application of Safety Shutdown

EN1

EN2

Mode

Time-

Out

All OFF

N/A

Torch

Mid-Flash

YES

Full-Flash

YES

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