
Micrel
General Description
The Micrel MIC37300/01/02/03 is a 3.0A low-dropout linear voltage regulator that provides a low-voltage, high-current output with a minimum number of external components. It offers high precision, ultra-low-dropout (500mV overtemperature), and low-ground current.
FEATUREs
• 3.0A minimum guaranteed output current
• 500mV maximum dropout-voltage overtemperature
– Ideal for 3.0V to 2.5V conversion
– Ideal for 2.5V to 1.8V, 1.65V, or 1.5V conversion
• Stable with ceramic or tantalum capacitor
• Wide input voltage range
– VIN: 2.25V to 6.0V
• +1.0% initial output tolerance
• Fixed and adjustable output voltages:
– MIC37300—3-pin fixed voltages
– MIC37301—5-pin S-Pak or 8-pin e-Pad SOIC fixed voltages with flag
– MIC37302—5-pin adjustable voltage
– MIC37303—8-pin e-Pad SOIC adjustable
voltage with flag
• Excellent line and load regulation specifications
• Thermal shutdown and current-limit protection
• Reverse-leakage protection
• Low profile S-Pak package
APPLICATIONs
• LDO linear regulator for low-voltage digital IC
• PC add-in cards
• High-efficiency linear power supplies
• SMPS post regulator
• Battery charger