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Power Management
NJW4131A

Switching Regulator IC for Boost Converter with 40V/1.4A or 40V/1A MOSFET(Wide Input Range Products)

Evaluation Board
datasheet NJW4131 EVA Boards
Features
  • Output Switch Voltage (40V max.)
  • Wide Operating Voltage Range (4V to 35V)
  • Switching Current (1.4A(min.)@A version/1.0A(min.)@B version)
  • PWM Control
  • Wide Oscillating Frequency (300kHz to 1MHz)
  • Soft Start Function (4ms typ.)
  • UVLO (Under Voltage Lockout)
  • Over Current Protection/Thermal Shutdown Protection
  • Standby Function
  • Package Outline (NJW4131GM1:HSOP8-M1/NJW4131R:MSOP8(VSP8)*MEET JEDEC MO-187-DA)
General Description
The NJW4131 is a boost converter with 40V/1.4A or 40V/1A MOSFET. It corresponds to high oscillating frequency, and Low ESR Output Capacitor (MLCC) within wide input range from 4.0V to 35V.Therefore, the NJW4131 can realize downsizing of an application with a few external parts.Also, it has a soft start function, an over current protection and a thermal shutdown circuit.It is suitable for power supply to a Car Accessory, Office Automation equipment, Industrial Instrument, LED and so on.
Design Simulation Models
pdf NJW4131 Application Simulator
Package Information
Part Number Package Outline Pins Material Declaration (RoHS/Halogen) Terminal Finish Weight(mg) (Reference) Reflow soldering Flow soldering Iron soldering Packing Condition MSL Solder Foot Print
NJW4131GM1 download
HSOP8-M1
8 Pure Sn 81 Yes - - Non dry pack 1
NJW4131R download
MSOP8(VSP8)
8 Sn2Bi 21 Yes Yes Yes Non dry pack 1
Sample & Buy
Part Number Packages Status Packing Specification Sample
NJW4131GM1-A HSOP8-M1 (Active)
NJW4131R-B MSOP8(VSP8) (Active)
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