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AN2829 Fiches technique(PDF) 24 Page - STMicroelectronics

No de pièce AN2829
Description  Dual step-down controller with auxilary voltages
PDF  32 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN2829 Fiches technique(HTML) 24 Page - STMicroelectronics

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Test setup and performance summary
AN2829
24/32
Figure 17.
Input current vs. input voltage
In the following figures, the device current consumption is measured in shutdown mode. In
shutdown mode all outputs are off (SHDN pin low). In standby mode only the linear
regulators output are on (V5SW=SGND; SHDN pin high; EN5, EN3 pins low).
Figure 18.
Device current consumption vs. input voltage
AM01423v1
No-audible SKIP no load battery current
vs input voltage
1.50
2.00
2.50
3.00
3.50
4.00
4.50
8
10
12
14
16
18
20
22
24
26
28
Input voltage [V]
Iinput
IEXT5V
AM01424v1
Shutdown mode input battery current
vs input voltage
0,00
5,00
10,00
15,00
20,00
25,00
30,00
8
10
12
14
16
18
20
22
24
26
2830
32
34
36
Input voltage [V]



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