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R1218 Datasheet (PDF) - Nisshinbo Micro Devices Inc.
R1218 Datasheet PDF - Nisshinbo Micro Devices Inc.
Part # R1218
Download  R1218 Download
File Size   528.47 Kbytes
Page   22 Pages
Manufacturer  NISSHINBO [Nisshinbo Micro Devices Inc.]
Direct Link  https://www.nisshinbo-microdevices.co.jp/en/
Logo NISSHINBO - Nisshinbo Micro Devices Inc.
Description Step-up DC/DC converter for White LED Backlight

R1218 Datasheet (PDF)

Go To PDF Page Download Datasheet
R1218 Datasheet PDF - Nisshinbo Micro Devices Inc.

Part # R1218
Download  R1218 Click to download

File Size   528.47 Kbytes
Page   22 Pages
Manufacturer  NISSHINBO [Nisshinbo Micro Devices Inc.]
Direct Link  https://www.nisshinbo-microdevices.co.jp/en/
Logo NISSHINBO - Nisshinbo Micro Devices Inc.
Description Step-up DC/DC converter for White LED Backlight

R1218 Datasheet (HTML) - Nisshinbo Micro Devices Inc.


R1218 Product details

FEATURES
 Input voltage.................................................. 1.8V to 5.5V
 Built-in 400mA, 1.5, 20V Nch MOSFET and diode (R1218xxx1A)
 Built-in 400mA, 1.5, 33V Nch MOSFET (R1218xxx2A)
 Oscillator Frequency (PWM control) ............. 1.2MHz
 Maximum Duty Cycle .................................... Typ. 91% to 92%
 Feedback Voltage ......................................... Typ. 0.2V
 UVLO Threshold Voltage .............................. Typ. 1.6V (Hysteresis Typ. 0.1V)
 Lx Current limit Protection ............................. Typ. 700mA
 Over Voltage Protection (OVP) Threshold .... Typ. 9.5V (R1218x021A)
Typ. 14.0V (R1218x031A)
Typ. 18.5V (R1218x041A)
Typ. 23.0V (R1218x052A)
Typ. 27.5V (R1218x062A)
Typ. 31.5V (R1218x072A)
 LED dimming control ..................................... by external PWM signal (Frequency 200Hz to 5kHz) to CE pin
by feedback voltage and filtered PWM signal (high frequency)
 Packages ...................................................... DFN(PL)1820-6, SOT-23-6




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