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STW4811MBRAT/HF Fiches technique(PDF) 60 Page - STMicroelectronics

No de pièce STW4811MBRAT/HF
Description  Power management for multimedia processors
PDF  85 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STW4811MBRAT/HF Fiches technique(HTML) 60 Page - STMicroelectronics

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Electrical and timing characteristics
STw4811M/STw4811N
60/85
CD00131784
VIO_VMEM regulator in sleep mode (SLEEP=’1’)
VBAT
Input power supply Battery voltage
2.7
3.6
4.8
V
VRIPPLE
Output ripple
10
mVpp
LIR
Line regulation
VBAT: [2.7; 4.8]V
10
mV
LDR
Load regulation
IOUT: [0.1; 5] mA
10
mV
IOUT
Output current
5
mA
PEFF
Power efficiency
VBAT = 3.6 V
IOUT = [0.1; 5] mA
85
%
IQ
Quiescent current
IOUT = 0 mA
20
µA
LIRT
Transient line
regulation
ΔVBAT = 300 mV
tR = tF = 10 µs
2
mV
1.
Including output voltage temperature coefficient, DC line and load regulations, voltage reference accuracy,
industrial manufacturing tolerances and ripple voltage due to switching
2.
Guaranteed by design
Table 40.
VIO_VMEM DC/DC step-down converter (continued)
Symbol
Description
Test conditions
Min.
Typ.
Max.
Units



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