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PM6681ATR 데이터시트(PDF) 13 Page - STMicroelectronics

부품명 PM6681ATR
상세설명  Dual synchronous step-down controller with adjustable LDO
PDF  47 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

PM6681ATR 데이터시트(HTML) 13 Page - STMicroelectronics

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PM6681A
Typical operating characteristics
13/47
6
Typical operating characteristics
(FSEL = GND (200/300 kHz), SKIP = GND (skip mode), V5SW = EXT5 V (external 5 V
power supply connected), input voltage VIN = 24 V, SHDN, EN1 and EN2 high,
OUT1 = 3.3 V, OUT2 = 1.8 V, no load, LDO = 3.3 V, (LDO_FB divider = 5.6 k and 15 k)
unless specified)
Figure 4.
Efficiency vs current load
Figure 5.
Efficiency vs current load
\
Figure 6.
PWM no load battery current
vs input voltage
Figure 7.
No-audible skip no load
battery current vs input
voltage
\
Figure 8.
Skip no load battery current
vs input voltage
Figure 9.
Shutdown mode input battery
current vs input voltage
\



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