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R1283K001B - 2ch DC/DC converter

This page provides the datasheet information for the R1283K001B, a member of the R1283K001A 2ch DC/DC converter family.

Datasheet Summary

Description

WLCSP-11-P2 Pin No A1 A2 A3 B1 B2 B3 C1 C3 D1 D2 D3 DFN(PL)2730-12 Symbol PGND VFB1 LX1 PVCC CE LX2 GND VOUTN VCC VREF VFB2 Pin Description Power GND pin Feedback pin for Step up DC/DC Switching pin for Step up DC/DC Power Input pin Chip Enable pin for the R1283 Switching pi

Features

  • Operating Voltage 2.5V to 5.5V.
  • Step Up DC/DC (CH1) Internal Nch MOSFET Driver (RON=400mTyp. ) Adjustable VOUT Up to 20V with external resistor Internal Soft start function (Typ. 4.5ms) Over Current Protection Maximum Duty Cycle: 91%(Typ. ).
  • Inverting DC/DC (CH2) Internal Pch MOSFET Driver (RON=400m Typ. ) Adjustable VOUT Up to Vdd-20V with external resistor Auto Discharge function for negative output Internal Soft start function (Typ. 4.5ms) Over Current Protection M.

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Datasheet preview – R1283K001B

Datasheet Details

Part number R1283K001B
Manufacturer Nisshinbo
File Size 862.05 KB
Description 2ch DC/DC converter
Datasheet download datasheet R1283K001B Datasheet
Additional preview pages of the R1283K001B datasheet.

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Full PDF Text Transcription

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＊1283Z (WLCSP-11-P2) is the discontinued product as of June, 2016. R1283x SERIES 2ch DC/DC for CCD & OLED NO.EA-157-231116 OUTLINE The R1283x 2ch DC/DC converter is designed for CCD & OLED Display power source. It contains a step up DC/DC converter and an inverting DC/DC converter to generate two required voltages by CCD & OLED Display. Step up DC/DC converter generates boosted output voltage up to 20V. Inverting DC/DC converter generates negative voltage up to VIN voltage minus 20V independently. Start up sequence is internally made.
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