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L99LD20 데이터시트(PDF) 53 Page - STMicroelectronics

부품명 L99LD20
상세설명  High power LED driver for automotive applications
PDF  61 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L99LD20 데이터시트(HTML) 53 Page - STMicroelectronics

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DS11366 Rev 3
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L99LD20
Electrical specifications
60
5.4.5
PWM dimming
..
Figure 12. PWM clock failure and reset sequence
Table 40. PWMCLK and Fall back PWM description
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
VPWMCLK_L
PWMCLK low threshold
0.3 * V3V3
V
VPWMCLK_H
PWMCLK high threshold
0.7 * V3V3
V3V3
V
FPWMCLK
PWMCLK input frequency
range
102400
409600
Hz
FPWMCLK_FAIL
PWMCLK frequency fail
detection range
0
26500
Hz
FFALLBACK_CLK
Fall back PWM frequency
clock
190
200
210
KHz



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