LD7270 charger equivalent, smart photoflash capacitor charger.
* 1.8V~6V Battery Voltage Range
* Adjustable Output Voltage
* Adjustable Input Current
* Integrated 47V Power MOS
* Separate Source and Sink Pin of IG.
* DSC Flash Unit
* Cell Phone with Camera
Typical Application
RI
=
40000 IPK -PRI
(Ω)
Fig.1
Leadtrend Tec.
The LD7270 is an ideal charge control IC for flash units, featuring internal soft start, adjustable charging current and output voltage. It provides a charging algorithm to speed up the charging with higher efficiency. The LD7270 can operate in desir.
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