Datasheet Details
Part number:
R1218N031A, R1218K021A
Manufacturer:
RICOH
File Size:
1.15 MB
Description:
Step-up dc/dc converter.
Note:
This datasheet PDF includes multiple part numbers: R1218N031A, R1218K021A.
Please refer to the document for exact specifications by model.
R1218N031A, R1218K021A, Step-up DC/DC converter
R1218x SERIES Step-up DC/DC converter for White LED Backlight NO.EA-166-170906 OUTLINE The R1218x Series are PWM control type step-up DC/DC converter ICs with low supply current.
The R1218x is fully dedicated to drive White LED with constant current.
Each of these ICs consists of an NMOS FET, an oscillator, a PWM comparator, a voltage reference unit, an error amplifier, a current limit circuit, an under voltage lockout circuit (UVLO), an over-voltage protection circuit (OVP).
The R1218x can d
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