IR HiRel Product Families

 

IR3863M

6A Highly Integrated Wide-Input Voltage Sync Buck Regulator

Obsolete

Benefits

Input Voltage Range: 3V to 21V

Output Voltage Range: 0.5V to 12V

Continuous 6A Load Capability

Constant On-Time Control

Compensation Loop not Required

Excellent Efficiency at Very Low Output Currents

Programmable Switching Frequency and Soft Start

Thermally Compensated Over Current Protection

Power Good Output

Precision Voltage Reference (0.5V, +/-1%)

Enable Input with Voltage Monitoring Capability

Pre-bias Start Up

Thermal Shut Down

Under/Over Voltage Fault Protection

Forced Continuous Conduction Mode Option

Very Small, Low Profile 4mm x 5mm QFN Package

Specifications

ParameterValue
Base Part StatusObsolete
CircuitSingle Output
IOUT (A)6
Input Voltage (V)3.0 - 21
MSL2
OCP OTP UVLO Pre-Bias Soft Start andConstant On-Time + PGOOD + EN + Temp Comp OCP
Output Range (V)0.5 - 12
PackagePQFN / 4 x 5
Qual LevelIndustrial
Switch Freq (kHz)0 - 750
Vout (Max)12.0
Vout (Min)0.5
RoHSYes
Halogen-FreeYes
1k Budgetary Pricing1.562
Digital Home MediaYes
Mobile ComputingYes
Design ToolYes
TechnologyPOL

Notebooks & Portables

Notebook and portable computing solutions range from technologies for AC-DC and DC-DC conversion to discrete MOSFETs.

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Point-of-Load

POL DC-DC solutions include integrated regulators, discrete MOSFETs, power blocks, design tools and reference designs.

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Design Tools

Design Tools

SupIRBuck Design Tool

Schematic Capture, AC, Steady State, Transient Analysis, Thermal Analysis, BOM creation

Tool Introduction

PQFN / 4 x 5

Part # IR3863MTR1PBF

6A Highly Integrated Wide-Input Voltage Sync Buck Regulator

$1.561K Budgetary Pricing (USD):
Packaging OptionsPart NumberStatusStandard Pack Quantity
An IR3863M with Lead Free Packaging shipped on Tape and ReelIR3863MTR1PBFOBSOLETE750
An IR3863M with Lead Free Packaging shipped on Tape and ReelIR3863MTRPBFOBSOLETE4000

Package Support

Typical Connection Image