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SY26406SXC (SQ27000SXC)

Production
High Efficiency, 0.6A, 100V Input Synchronous Step Down Regulator
Datasheet
SY26406SXC High Efficiency, 0.6A, 100V Input Synchronous Step Down Regulator Datasheet
Part number SY26406SXC
Channel(#) 1
Vin (min) (V) 7
Vin (max) (V) 100
Switching frequency (min)(kHz) 200
Switching frequency (max)(kHz) 1000
Vout (min) (V) 1.225
Vout (max) (V) 24
Iout (max) (A) 0.6
Vout2 (min)(V)
Vout2 (max )(V)
Iout2 (max)(A)
Vref accuracy (±%) 2(over temperature)
Vout accuracy(±%)
Control mode COT+Ripple
Duty cycle (max)(%) 75
Operation mode FCCM
Iq (typ) (uA)
Features
Package DFN4×4-8
Operating temperature range(°C) -40 to 125
Functional safety category
  • Low R DS(ON) for Internal Switches (Top/Bottom): 500mΩ/285mΩ
  • 7-100V Input Voltage Range
  • 0.6A Output Current Capability
  • Constant On-time Control
  • Instant PWM Architecture to Achieve Fast Transient Responses
  • Programmable Switching Frequency Range: 200kHz~1MHz.
  • 2ms Internal Soft-start Limits the Inrush Current
  • Precise ±2% 1.225V Reference over
  • -40°C to +125°C Temperature Range
  • Cycle-by-cycle Peak Current Limit
  • Over Temperature Protection with Auto Recovery
  • RoHS Compliant and Halogen Free
  • Compact Package DFN4×4-8

Evaluation Board

  • SY26406SXC-1

    Photo of evaluation board

  • SY26406SXC-2

    Photo of evaluation board

  • SY26406SXC-3

    Photo of evaluation board

EVB_SY26406SXC

The EVB_SY26406SXC is intended for evaluating fast response, 0.6A, 100V input synchronous Buck regulator.

Design resources

Online Simulation

Technical Documentation

Title Date
Silergy_Catalog_Q2_2026 2026-06-12
DFN4x4-8 2022-05-20