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RENESAS ISL6402AIVZ product image
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RENESAS ISL6402AIVZ

Manufacturer
MPN
ISL6402AIVZ
LCSC Part #
C3186705
Packaging
TSSOP-28
Customer #
Key Attributes
High Efficiency Dual Synchronous Buck and Single Linear Controller
DatasheetRENESAS ISL6402AIVZ
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QtyUnit Price(Reference Only)Total Amount
1+$ 5.6842$ 5.68
200+$ 2.1999$ 439.98
500+$ 2.1227$ 1061.35
1,000+$ 2.0841$ 2084.10
Standard Packaging50/Full Tube
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Products Specifications

All
TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Voltage Regulators - Linear + Switching
ManufacturerRENESAS
PackagingTSSOP-28
Synchronous RectifierYes
FunctionStep-down type
Frequency - Switching1.4MHz
Number of Outputs3
Output TypeAdjustable
Output Voltage800mV~5.5V
Quiescent Current-
Operating Temperature-40℃~+85℃
Operating Voltage4.5V~24V
Output Current60mA
TopologyBuck
FeaturesAdjustable current limiting;Cycle-by-cycle current limiting;Hiccup current limiting;Adjustable soft-start;Frequency synchronization;Built-in LDO regulator;Operating status indication;Overcurrent Protection

Introduction

AI Translation

The ISL6402A is a high-performance, triple-output controller optimized for converting wall adapter, battery or network intermediate bus DC input supplies into the system supply voltages required for a wide variety of applications. Each output is adjustable down to 0.8V. The two PWMs are synchronized 180° out of phase reducing the RMS input current and ripple voltage. The ISL6402A incorporates several protection features. An adjustable overcurrent protection circuit monitors the output current by sensing the voltage drop across the lower MOSFET. Hiccup mode overcurrent operation protects the DC-DC components from damage during output overload/short circuit conditions. Each PWM has an independent logic-level shutdown input (SD1 and SD2). A single PGOOD signal is issued when soft-start is complete on both PWM controllers and their outputs are within 10% of the set point and the linear regulator output is greater than 75% of its setpoint. Thermal shutdown circuitry turns off the device if the junction temperature exceeds +150°C.

Features

AI Translation
  • Wide Input Supply Voltage Range: 4.5V to 24V
  • Three Independently Programmable Output Voltages
  • Switching Frequency: 1.4MHz
  • Out of Phase PWM Controller Operation - Reduces Required Input Capacitance and Power Supply Induced Loads
  • No External Current Sense Resistor - Uses Lower MOSFET’s rDS(ON)
  • Bi-directional Frequency Synchronization for Synchronizing Multiple ISL6402As
  • Programmable Soft-Start
  • Extensive circuit protection functions - PGOOD - UVLO - Overcurrent - Overtemperature - Independent Shutdown for Both PWMs
  • Excellent Dynamic Response - Voltage Feed-Forward with Current Mode Control
  • TSSOP and QFN Packages:
    • QFN - Compliant to JEDEC PUB95 MO-220 QFN - Quad Flat No Leads - Package Outline - Near Chip Scale Package footprint, which improves PCB efficiency and has a thinner profile
  • Pb-free Available as an Option

Applications

AI Translation
  • Power Supplies with Multiple Outputs
  • xDSL Modems/Routers
  • DSP, ASIC, and FPGA Power Supplies
  • Set-Top Boxes
  • Dual Output Supplies for DSP, Memory, Logic, μP Core and I/O
  • Telecom Systems