ILC6391 Ver la hoja de datos (PDF) - Impala Linear Corporation
Número de pieza
componentes Descripción
Fabricante
ILC6391 Datasheet PDF : 9 Pages
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SOT-89 Step-Up PFM Switcher with Auto-Load Sense
Typical Performance Characteristics General conditions for all curves
EFFICIENCY vs. OUTPUT CURRENT
ILC6391CP-30
100
80
VIN = 1.8V
60
VIN = 1.0V
VIN = 1.2V VIN = 1.5V
40
L = 22µH (CD105)
20
RB = 300
CB = 0.1µF
0
0
100
200
300
400
500
OUTPUT CURRENT IOUT (mA)
OUTPUT VOLTAGE vs. OUTPUT CURRENT
ILC6391CP-30
4.0
3.5
VIN = 1.8V
3.0
2.5
VIN = 1.0V
VIN = 1.2V
VIN = 1.5V
2.0
1.5
L = 22µH (CD105)
1.0 RB = 300
0.5 CB = 0
0
20
40
60
80
100
OUTPUT CURRENT IOUT (mA)
OUTPUT VOLTAGE vs. OUTPUT CURRENT
ILC6391CP-30
4.0
3.5
VIN = 1.8V
3.0
2.5
VIN = 1.0V
VIN = 1.2V
VIN = 1.5V
2.0
1.5
L = 22µH (CD105)
1.0 RB = 300
CB = 0.1µF
0.5
0
20
40
60
80
100
OUTPUT CURRENT IOUT (mA)
RIPPLE VOLTAGE vs. OUTPUT CURRENT
ILC6391CP-30
400
L = 22µF (CD105)
RB = 300
300 CB = 0
VIN = 1.8V
200
VIN = 1.5V
100
VIN = 1.2V
0
0
100
200
300
400
500
OUTPUT CURRENT IOUT (mA)
EFFICIENCY vs. OUTPUT CURRENT
ILC6391CP-50
100
80
VIN = 1.5V
60
VIN = 3.0V
VIN = 2.0V
40
L = 22µH (CD105)
20
RB = 300
CB = 0.1µF
0
0
200
400
600
800
OUTPUT CURRENT IOUT (mA)
OUTPUT VOLTAGE vs. OUTPUT CURRENT
ILC6391CP-50
7.0
6.0
5.0
4.0
VIN = 2.0V
VIN = 1.5V
3.0
VIN = 3.0V
VIN = 1.2V
2.0
L = 22µH (CD54)
1.0 RB = 500
CB = 0
0
0
100
200
300
400
500
OUTPUT CURRENT IOUT (mA)
OUTPUT VOLTAGE vs. OUTPUT CURRENT
ILC6391CP-50
6
5
4
VIN = 2.0V
3
VIN = 1.5V
2
L = 22µH (CD105)
1 RB = 300
CB = 0.1µF
0
0
200
400
600
OUTPUT CURRENT IOUT (mA)
VIN = 3.0V
800
RIPPLE VOLTAGE vs. OUTPUT CURRENT
ILC6391CP-50
500
L = 22µF (CD54)
400 RB = 500
CB = 0
300
VIN = 3.0V
200
VIN = 2.0V
100
VIN = 1.5V
0
0
100
200
300
400
500
OUTPUT CURRENT IOUT (mA)
Impala Linear Corporation
ILC6390 1.1
(408) 574-3939 www.impalalinear.com
Feb 2001 8
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