LDO Regulator Calculator
Calculate LDO regulator power dissipation, efficiency, and thermal performance.
LDO Parameters
Thermal Parameters
Power & Efficiency
4.350 W
Power Dissipation
27.5%
Efficiency
Status: Warning
Thermal Analysis
Junction Temperature242.5 C
Temperature Rise217.5 C
Thermal Margin-117.5 C
Max Current (thermal)230 mA
Voltage Requirements
Voltage Drop8.70 V
Min Input Voltage3.60 V
Ground Pin Current550.0 mA
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.