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AN2829 Scheda tecnica(PDF) 25 Page - STMicroelectronics

Il numero della parte AN2829
Spiegazioni elettronici  Dual step-down controller with auxilary voltages
PDF  32 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN2829 Scheda tecnica(HTML) 25 Page - STMicroelectronics

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Test setup and performance summary
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Figure 19.
Device current consumption vs. input voltage
11.6
Switching frequency vs. load current
Figure 20 and 21 show the switching frequency variation with the load current in PWM
mode, skip mode and no audible skip mode. 12 V is applied at the VIN+ and VIN- test points.
Figure 20.
1.5 V output switching frequency vs. load current
AM01425v1
Standby mode input battery current
vs input voltage
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Input voltage [V]



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