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Nisshinbo Micro Devices Inc. R1290K103A-E2
- Part Number:
R1290K103A-E2
- Manufacturer:
- Category:
- RoHs:
RoHS Compliant - Datasheet:
R1290K103A-E2_Datesheet - Description:
TRIPLE OUTPUT DCDC CONVERTER FOR
- In stock 0
DESCRIPTION
· The R1290 series are optimized DC/DC converter ICs for TFT LCD displays.
· Each IC includes one PWM step-up DC/DC converter controller and two diode charge-pump controllers.
· Charge-pumps control a boost output and a negative output with external resistors for voltage regulation.
· Power-on sequence is configurable with external capacitors for each charge pump channel.
FEATURES
· Operating Voltage Range: 2.0V ~ 5.5V.
· Step-up DC/DC controller with internal 2A capability and Nch MOSFET Driver (RON=150mΩ Typ.).
· Features include Over Current Protection, Adjustable VOUT up to 20V, and Phase compensation.
· Adjustable Max duty, Soft-start time, and Oscillator Frequency (180kHz ~1400kHz).
· Charge-pump part with adjustable output voltage and sequence function.
· Controller part includes Under Voltage Lock-Out, Reference voltage (VREF: Typ.1.2V), and Short Protection.
· Stand-by function by CE pin and Thin 24-pin Package QFN0404-24.
APPLICATIONS
· Power source for hand-held equipment.
· Power source for LCD and CCD.
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