Step-Up (Boost) Regulators

Step-up regulators, also known as boost regulators, are used to step up an input voltage to the desired higher output level. They are typically used in portable equipment where the power supply is provided by a battery.


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SP6661
200mA Charge Pump Inverter, Doubler
200mA Charge Pump Inverter, Doubler
-
0.2
-
1.5
5.3
n/a
3000
-5
10
120/900
94
-40 to 85
SOIC-8, MSOP-8
Charge pump topology, Selectable oscillator, External oscillator Input
SP6648
High Efficiency Step-Up Regulator
High Efficiency Step-Up Regulator
1
0.4
1.3
0.7
4.5
0.85
12
2.5
5.5
-
94
-40 to 85
MSOP-10
Synchronous, Enable pin, Programmable low battery detection, Under voltage lockout protection
SP6641B
500mA Alkaline DC/DC Boost Regulator
500mA Alkaline DC/DC Boost Regulator
1
0.5
0.28
0.9
4.5
0.85
10
3.3
5
-
87
-40 to 85
SOT23-5
Non synchronous, Enable pin, Current limiting
SP6641A
500mA Alkaline DC/DC Boost Regulator
500mA Alkaline DC/DC Boost Regulator
1
0.1
0.28
0.9
4.5
0.85
10
3.3
5
-
87
-40 to 85
SOT23-5
Non synchronous, Enable pin, Current limiting