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Power Management
NJW4161

MOSFET Drive Switching Regulator IC for Buck Converter(Wide Input Range Products)

Evaluation Board
datasheet NJW4161 EVA Boards
Features
  • Pch MOSFET Driving (Driving Voltage V+-10V(typ.))
  • Wide Operating Voltage Range (3.1V to 40V)
  • PWM Control
  • Automatic PWM/PFM Control improves power efficiency at light load. (C ver.)
  • Wide Oscillating Frequency (50kHz to 1MHz)
  • Soft Start Function (15ms (typ.))
  • Over Current Protection (
    Hiccup type (A, C ver.)
    Latch type (B ver.))
  • Thermal Shutdown Protection
  • UVLO (Under Voltage Lockout)
  • Standby Function
  • Package Outline (NJW4161R: MSOP8(VSP8) *MEETJEDEC MO-187-DA, NJW4161D: DIP8)
General Description
The NJW4161 is a MOSFET Drive switching regulator IC for Buck Converter that operates wide input range from 3.1V to 40V. It can provide large current application because of built-in highly effective Pch MOSFET 10V drive circuit. There are two types, Hiccup type and Latch type, of over current protection version. It is suitable for logic voltage generation from high voltage that Car Accessory, Office Automation Equipment, Industrial Instrument and so on.
Design Simulation Models
pdf NJW4161 Application Simulator
Package Information
Part Number Package OutlinePinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
NJW4161Rdownload
MSOP8(VSP8)
8Sn2Bi21YesYesYesNon dry pack1
NJW4161Ddownload
DIP8
8Sn2Bi510-YesYesNon dry pack--
Sample & Buy
Part NumberPackagesStatusPacking SpecificationSampleBuy
NJW4161R-AMSOP8(VSP8)(Active)
NJW4161R-BMSOP8(VSP8)(Active)
NJW4161R-CMSOP8(VSP8)(Active)
NJW4161D-ADIP8(Active)
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