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Step-up/Inverting (Dual/Triple) DC/DC Converter Lineup



Step-down with VD/VR Step-up/Inverting (Dual/Triple) Step-up/Step-down (Dual) Step-up&Down
Part Number Control Operating Voltage Output Voltage Accuracy Frequency Output Tr. IOUT *1 Features Packages
[PDF]
Data
Sheet
[PDF]
R1280D002x PWM (Step-up)
PWM (Inverting)
2.5V to 5.5V Ext. adjustable ±1.5% 200kHz
700kHz
Ext. - Ext. phase comp. type available
For CCD, LCD
*SON-10 PDF
(305KB)
R1283x PWM (Step-up) 2.5V to 5.5V Ext. adjustable up to 20V ±1.5% 300kHz
700kHz
1.4MHz
Int.   Power on sequence and shutdown sequence controllable
For CCD, LCD, OLED
DFN(PLP)- 2730-12 PDF
(417KB)
PWM (Inverting) Ext. adjustable up to VDD-20V ±25mV *WLCSP- 11-P2
R1290K PWM (Step-up) 2.0V to 5.5V Ext. adjustable ±1.5% Ext. adjustable
(180kHz to 1.4MHz)
Int. 2A Power on sequence controllable
The charge pump operates at one-fourth the frequency.
For CCD, LCD
QFN0404- 24 PDF
(644KB)
Charge pump (Step-up) ±25mV  
Charge pump (Inverting) ±30mV  

*1  For internal output transistor: This is an approximate value, because output current depends on conditions and external parts.

* For technical terms on the list, please refer to " Application Note ".


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