LT1585A-1.5 Fixed 1.5V/ 4.6A and 5A Low Dropout/ Fast Response GTL+ Regulators

LT1585A-1.5 Fixed 1.5V/ 4.6A and 5A Low Dropout/ Fast Response GTL+ Regulators

LT1585-1.5/LT1585A-1.5 Fixed 1.5V, 4.6A and 5A Low Dropout, Fast Response GTL+ Regulators DESCRIPTIO The LT ®1585-1.5/LT1585A-1.5 are low dropout, 3-terminal regulators with 4.6A and 5A output current capability respectively, and a fixed 1.5V output voltage. The designs are optimized for low voltage.

Features

s s s s s Fast Transient Response Guaranteed Dropout Voltage at Multiple Currents Load Regulation: 0.05% Typ Trimmed Current Limit On-Chip Thermal Limiting U APPLICATIO S s s s GTL+ Power Supply Low Voltage Logic Supplies Battery-Powered Circuitry TYPICAL APPLICATIO 3.3V LT1585A-1.5 VIN VOUT GND Intel Processor GTL+ Supply VTT = 1.5V 5A C7 TO C12 1µF C3 TO C6 100µF 10V R1 75Ω R2 150Ω R5 100Ω C13 0.1µF R7 100Ω R8 100Ω R6 100Ω VREF R3 75Ω R4 150Ω C14 0.1µF + C1, C2 100µF 10V + VREF RX TX Q1 RX NOTE: LTC RECOMMENDS CENTRALLY LOCATING THE LT1585A-1.5 TO MINIMIZE VTT DISTRIBUTION DROPS.