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STW4510 датащи(PDF) 39 Page - STMicroelectronics

номер детали STW4510
подробное описание детали  2 step-down DC/DC converters / 5 LDO power management
PDF  57 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STW4510 датащи(HTML) 39 Page - STMicroelectronics

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Obsolete
Product(s)
- Obsolete
Product(s)
STw4510
Electrical and timing characteristics
39/57
Vsdc2 regulator in sleep mode (SLEEP=’1’)
VBAT
Input power supply
2.7
3.6
5.5
V
VOUT
Output voltage(1)
-3 %
1.8
+3 %
V
VRIPPLE
Output ripple
IOUT = 5 mA
10
mV
IOUT
Output current
10
mA
PEFF
Power efficiency
IOUT = 5 mA
90
%
I
(3)
Q
Quiescent current
IOUT = 0 mA
2
µA
Lir
Line regulation
[VBAT [2.7; 5.5] V
10
mV
Ldr
Load regulation
IOUT: [0.1; 10] mA
10
mV
Lirt
Transient line regulation
IOUT = 5 mA
Δ VBAT= 300 mV
tR = tF = 10 µs
2mV
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
3.
Quiescent current defined is the current measured on the power supply dedicated to the voltage Vsdc2
Table 19.
Vsdc2 DC/DC step-down converter (continued)
Symbol
Description
Test conditions
Min.
Typ.
Max.
Units



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