XYSemi

XP4201

2A, 200K~2MHz, 40V Step-Down Converter

Topology: Buck
Input Voltage (min.): 4.00 V
Input Voltage (max.): 40.00 V
Switching Frequency (min.): 200.00 kHz
Switching Frequency (max.): 2000.00 kHz
Output 1: 5.00 V / 2.000 A

Original publication on 2016-12-07, revision 0.5

Description

The XP4201 is a high frequency step-downswitching regulator with integrated internalhigh-side high voltage power MOSFET. Itprovides 2A output with current modecontrol for fast loop response and easycompensation

Characteristics

  •  Wide 4V to 40V Operating Input Range 200mohm Internal Power MOSFET 200K~2MHz Programmable SwitchingFrequency Low Quiescent Current 350uA Low Shut down Current <1ua Adjustable Output Voltage from 0.8V to36V Ceramic Capacitor Stable Internal Soft-Start Up to 95% Efficiency Under Voltage Lockout, Over Current,Short Current, and Thermal Protection Operating Temperature:
  • 40oC to +85°C Available in SOP8-PP Package RoHS Compliant and 100% Lead(Pb)-Free

Products

  Order Code SPEC Product series L1
(µH)
IR 1
(A)
ISAT 1
(A)
RDC1 typ
(mΩ)
fres 1
(MHz)
L
(µH)
IR
(A)
ISAT
(A)
RDC typ.
(mΩ)
RDC max.
(mΩ)
fres
(MHz)
Bauform Version Samples
744066100 PDF WE-TPC SMT Tiny Power Inductor 10 3.6 4 25 20
7447789004 PDF WE-PD SMT Power Inductor 4.7 2.9 3.9 33 35 45 7332 Robust
744771122 PDF WE-PD SMT Power Inductor 22 3.37 3.77 31 36 13.5 1260 Standard
744771115 PDF WE-PD SMT Power Inductor 15 3.75 4.55 25 30 16.6 1260 Standard