
Micrel
General Description
The Micrel MIC37150/51/52 is a 1.5A low-dropout linear voltage regulator that provides a low voltage, high current output with a minimum of external components. It offers high precision, ultra-low dropout (500mV over temperature), and low ground current.
FEATUREs
• 1.5A minimum guaranteed output current
• 500mV maximum dropout voltage over temperature
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
MIC37150—3-pin fixed voltages
MIC37151—5-pin fixed voltages
MIC37152—5-pin adjustable voltage
• Excellent line and load regulation specifications
• Logic controlled shutdown
• Thermal shutdown and current limit protection
• Reverse-leakage protection
• Low profile S-Pak 3 or 5 pin packages
APPLICATIONs
• LDO linear regulator for low-voltage digital IC
• PC add-in cards
• High efficiency linear power supplies
• SMPS post regulator
• Battery charger