RICOH R1200x Series Guide(1)

Update: 30 September, 2023

The R1200x Series PWM Step-up DC/DC converters are CMOS-based PWM step-up DC/DC converters, which are optimized to drive passive matrix OLED or white LEDs with constant current. The R1200x includes an under-voltage lockout circuit (UVLO), a soft-start circuit, and an over-voltage protection circuit (OVP). By simply using an inductor, divider resisters, and capacitors as external components, OLEDs and white LEDs can be driven with high efficiently. At the standby mode, the internal NPN transistor can separate the output from the input. By this shutdown function, white LED's current can be completely shutdown, and output voltage for OLED can be completely cut off, therefore, the R1200x does not have bad impact on the life expectancy of OLED. The version with auto-discharge function is available.


Brand: RICOH

File format: PDF

Size: 348 KB

MD5 Checksum: ED6FAE200F301A187A7FD707AAEAE80D

Publication date: 09 July, 2012

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PDF Link: RICOH R1200x Series Guide(1) PDF

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