ZXSC440 controllers equivalent, dc-dc boost switching controllers.
of the ZXSC410 and ZXSC420 into one device.
Pin Assignments
ZXSC410 (SOT26)
VCC 1 GND 2 STDN 3
8 DRIVE 7 VFB 6 SENSE
ZXSC420 (SOT26)
VCC 1 GND 2 EOR 3
8 DRIVE 7 VFB.
* System Power for Battery Portable Products
* LCD Bias
* Local Voltage Conversion
* High-Brightness LED.
The ZXSC410/420/440 are DC-DC boost controllers. Their wide input voltage range makes them suitable for operation for a number of battery configurations including single Li-Ion cell and 2~3 alkaline/NiCd/NiMH cells. Using high gain Diodes Zetex-brand.
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