Bias Rail LDO Regulator Demo Board

Overview

The demo board supports the Bias Rail LDO regulator NCP137 in WLCSP6 1.2 x 0.8 mm package with Output Voltage 1.1 V and Bias Voltage in range from 2.5 V up to 5.5 V. It is a 700 mA very low dropout device equipped with NMOS pass transistor and a separate bias supply voltage rail.
The device provides very stable, accurate output voltage with low noise suitable for space constrained, noise sensitive applications.
In order to optimize performance for battery operated portable applications, the NCP137 features low IQ consumption. The device is available with or without active discharge feature.

Size: 50mm x 50mm x 12mm

  • Battery-powered Equipment
  • Smartphones, Tablets
  • Cameras, DVRs, STB and Camcorders
  • Input Voltage Range: VOUT to 5.5 V
  • Bias Voltage Range: 2.5 V to 5.5 V
  • Fixed Output Voltage device
  • ± 1% Accuracy over Temperature, 0.5% VOUT @ 25°C
  • Ultra-Low Dropout: 40 mV Maximum at 700 mA
  • Very Low Bias Input Current of Typ. 35 uA
  • Very Low Bias Input Current in Disable Mode: Typ. 0.5 uA
  • Logic Level Enable Input for ON/OFF Control
  • Output Active Discharge Option Available
  • Stable with a 4.7 uF Ceramic Capacitor
  • Available in WLCSP6 1.2 mm x 0.8 mm x 0.4 mm Package
  • These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS Compliant

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Bias Rail LDO Regulator Demo Board

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NCP137AFCT110T2GEVB_SCHEMATIC.pdf

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Eval Board: Schematic

44.03 KB

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Eval Board: Schematic

April 05, 2022

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NCP137AFCT110T2GEVB_TEST_PROCEDURE.pdf

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Eval Board: Test Procedure

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Eval Board: Test Procedure

April 05, 2022

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NCP137AFCT110T2GEVB_BOM_ROHS.pdf

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Eval Board: BOM

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Eval Board: BOM

April 05, 2022

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NCP137AFCT110T2GEVB_GERBER.zip

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Eval Board: Gerber

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Eval Board: Gerber

April 05, 2022

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