TC1240 Ver la hoja de datos (PDF) - TelCom Semiconductor Inc => Microchip
Número de pieza
componentes Descripción
Fabricante
TC1240
TelCom Semiconductor Inc => Microchip
TC1240 Datasheet PDF : 9 Pages
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Positive Doubling Charge Pump with
Shutdown in SOT Package
TYPICAL CHARACTERISTICS
TC1240
Supply Current vs. Supply Voltage
(No Load)
700
600
500
400
300
200
100
0
2.00
3.00
4.00
5.00
6.00
Supply Voltage (V)
Output Source Resistance vs. Supply Voltage
(with Rload = 1K)
20
15
10
5
0
2.00
3.00
4.00
5.00
6.00
Supply Voltage (V)
Supply Current vs. Temperature
(No Load)
450
400
350
VIN = 4.0V
300
250
200
VIN = 2.8V
150
100
50
0
-50 -25
0 25 50 75 100 125
Temperature (°C)
Output Source Resistance vs. Temperature
(with Rload = 1K)
25
20
VIN = 2.8V
15
VIN = 4.0V
10
5
0
-50 -25
0 25 50 75 100 125
Temperature (°C)
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
Output Voltage Drop Vs Load Current
VIN = 2.8V
VIN = 4.0V
5 10 15 20 25 30 35 40 45 50
Load Current (mA)
TC1240-1 7/7/00
7
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
0
Power Efficiency Vs Load Current
VIN = 2.5V
VIN = 4.0V
VIN = 3.5V
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5 10 15 20 25 30 35 40 45 50
Load Current (mA)
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