SC1462 Просмотр технического описания (PDF) - Semtech Corporation
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производитель
SC1462 Datasheet PDF : 10 Pages
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SC1462
POWER MANAGEMENT
Typical Characteristics
Typical IIN vs. VIN, IOUT = 0mA
Typical IIN vs. VIN @TA = 25 Deg. C.
700E-6
600E-6
500E-6
400E-6
300E-6
200E-6
100E-6
IOUT = 0mA
000E+0
1.0
2.0
3.0
4.0
5.0
6.0
VIN (V)
Typical IIN vs. TA, IOUT = 0mA
Typical IIN vs. TA @ IOUT = 0mA
900E-6
800E-6
700E-6
600E-6
VIN = 5.5V
VIN = 4.5V
VIN = 3.6V
VIN = 2.5V
VIN = 1.5V
500E-6
400E-6
300E-6
200E-6
100E-6
000E+0
-40
-20
0
20
40
60
80
TA (Deg. C.)
100%
Typical Efficiency vs. IOUT
Typical Efficiency vs. IOUT
@TA = 25 Deg. C.
96%
92%
88%
84%
80%
000E+0
20E-3
VIN = 5.5V
VIN = 4.5V
VIN = 3.6V
VIN = 2.5V
VIN = 1.5V
40E-3
60E-3
IOUT (A)
80E-3
100E-3
© 2005 Semtech Corp.
8
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
000E+0
Typical Dropout vs. IOUT
Typical Dropout Voltage vs. IOUT
@TA = 25 Deg. C.
VIN = 1.5V
VIN = 2.5V
VIN = 3.6V
VIN = 4.5V
VIN = 5.5V
20E-3
40E-3
60E-3
IOUT (A)
80E-3
100E-3
550E-3
500E-3
Typical Dropout vs. TA
Typical Dropout Voltage vs. TA
VIN = 2.5V, IOUT = 50mA
VIN = 3.6V, IOUT = 60mA
450E-3
400E-3
350E-3
300E-3
-40
-20
0
20
40
60
80
TA (Deg. C.)
Typical Output Ripple
VOUT Ripple
50mV/Div.
V = 3.6V
IN
IOUT = 60mA
C = C = C = 3.3µF
IN
OUT
BUCKET
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