RT8058 Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
componentes Descripción
Fabricante
RT8058 Datasheet PDF : 15 Pages
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Preliminary
Typical Operating Characteristics
100
90
80
70
60
50
40
30
20
10
0
0
Efficiency vs. Output Current
VIN = 5V
VIN = 3.3V
VOUT = 1.8V, L = 3.3µH, COUT = 22µFx2
500
1000
1500
Output Current (mA)
2000
100
90
80
70
60
50
40
30
20
10
0
0
RT8058
Efficiency vs. Output Current
VIN = 5V
VIN = 3.3V
VOUT = 1.2V, L = 3.3µH, COUT = 22µFx2
500
1000
1500
Output Current (mA)
2000
Output Voltage vs. Outout Current
1.2000
1.1998
1.1996
1.1994
VIN = 5V
1.1992
1.1990
1.1988
1.1986
VIN = 3.3V
1.1984
1.1982
1.1980
0
250 500 750 1000 1250 1500 1750 2000
Outout Current (mA)
Output Voltage vs. Temperature
1.205
1.203
1.201
1.199
1.197
1.195
1.193
1.191
1.189
1.187
1.185
-50 -25
VIN = 3.6V
0
25 50 75
Temperature (°C)
100 125
Reference Voltage vs. Input Voltage
0.6010
0.6008
0.6006
0.6004
0.6002
0.6000
0.5998
0.5996
0.5994
0.5992
0.5990
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
Input Voltage (V)
Frequency vs. Temperature
1100
1050
1000
950
900
850
-50 -25
VIN = 3.6V, VOUT = 1.2V, IOUT = 0A
0
25
50 75
Temperature (°C)
100 125
DS8058-02 August 2007
www.richtek.com
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