RT917207 Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
componentes Descripción
Lista de partido
RT917207 Datasheet PDF : 15 Pages
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RT9172
Typical Operating Characteristics
Temperature Stability
2.60
2.56
2.52
2.48
2.44
2.40
VOUT = 2.5V
CIN = 1uF (Ceramic)
COUT = 10uF (Tantalum)
VIN = VO + 1.0V
ILOAD = 10mA
-35 -15 5 25 45 65 85
Temperature (°C)
105 125
Quiescent Current vs. Temperature
1.4
1.2
1.0
0.8
0.6
VOUT = 2.5V
0.4 CIN = 1uF (Ceramic)
COUT = 10uF (Tantalum)
0.2 VIN = VO + 1.0V
ILOAD = 10mA
0.0
-35 -15 5 25 45 65 85
Temperature (°C)
105 125
Dropout Voltage (VIN - VOUT)
0.7
VOUT = 2.5V
0.6 CIN = 1uF (Ceramic)
COUT = 10uF (Tantalum)
0.5
0.4
TJ = 125°C
0.3
0.2
TJ = 25°C
0.1
0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Load Current (A)
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Quiescent Current vs. Load Current
1.4
1.2
1.0
0.8
0.6
0.4 VOUT = 2.5V
CIN = 1uF (Ceramic)
0.2 COUT = 10uF (Tantalum)
VIN = VO + 1.0V
0.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Load Current (A)
Quiescent Current vs. Supply Voltage
1.5
1.2
0.9
0.6
VOUT = 2.5V
CIN = 1uF (Ceramic)
0.3 COUT = 10uF (Tantalum)
VIN = 2V to 6V
ILOAD = 10mA
0.0
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Supply Voltage (V)
Current Limit vs. Temperature
6.0
VOUT = 2.5V
CIN = 1uF (Ceramic)
5.2 COUT = 10uF (Tantalum)
VIN = VOUT + 1.0V
4.4
3.6
2.8
2.0
-35 -15 5 25 45 65 85 105 125
Temperature (°C)
DS9172-14 March 2007
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