RT9287 Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
componentes Descripción
Fabricante
RT9287 Datasheet PDF : 13 Pages
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Preliminary
RT9287
VIN
(100mV/Div)
VOUT
(100mV/Div)
ILX
(200mA/Div)
Boost Normal Operation
VLX
(10V/Div)
VIN = 3.7V, VOUT = 15V, ILOAD = 20mA
Time (500ns/Div)
VIN
(100mV/Div)
VOUT
(100mV/Div)
ILX
(200mA/Div)
Boost Normal Operation
VLX
(10V/Div)
VIN = 4.5V, VOUT = 15V, ILOAD = 20mA
Time (500ns/Div)
LDO 1 Output Voltage vs. Temperature
2.90
2.88
2.85
2.83
2.80
2.78
2.75
2.73
VIN = VEN1 = 4.3V
2.70
-50 -25
0
25 50 75
Temperature (°C)
100 125
LDO Quiescent Current vs. Temperature
70
66
62
58
54
VIN = VEN1 = VEN2 = 4.3V
50
-50 -25
0
25 50 75
Temperature (°C)
100 125
DS9287-01 August 2007
LDO 2 Output Voltage vs. Temperature
1.90
1.88
1.85
1.83
1.80
1.78
1.75
1.73
1.70
VIN = VEN2 = 4.3V
-50 -25 0
25 50 75
Temperature (°C)
100 125
LDO Dropout Voltage vs. Load Current
350
300
85°C
250
25°C
200
-40°C
150
100
50
0
0
50
100 150 200 250 300
Load Current (mA)
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