fan1582 is a fairchildsemi ultra-low dropout regulator with 3a output current capability. it is suitable for low voltage applications including vtt bus termination, where transient response and minimum input voltage are critical. fan1582 is ideal for low voltage microprocessor applications requiring a regulated output from 1.3v to 5.7v with a power input supply of 1.75v to 6.5v. fan1582-1.5 offers fixed 1.5v, 3a current capabilities for gtl+ bus vtt termination. fan1582-2.5 offers fixed 2.5v, 3a current capability for logic ic operation and processors, while minimizing overall power dissipation.
The document describes the Fairchild FAN1582, FAN1582-1.5, and FAN1582-2.5 as ultra-low dropout regulators with a 3A output current capability. These devices are optimized for low voltage applications such as GTL+ bus termination and logic IC operation, providing regulated outputs from 1.3V to 5.7V.
The datasheet details the electrical characteristics, including line and load regulation, dropout voltage, and thermal performance across various packages (SPAK, TO-252 DPAK, and TO-263). It also covers pin assignments, internal block diagrams, typical application circuits, and stability requirements for frequency compensation.
| Output Current | 3A |
|---|---|
| Dropout Voltage (Typical) | 0.4V |
| Load Regulation | 0.05% typical |
| Initial Accuracy | 0.5% |
| Operating Junction Temperature Range | -65 to 125 °C |
| Thermal Shutdown | 150 °C |
| Available Packages | SPAK, TO-252 DPAK, TO-263 |
The device has a 3A output current capability.
It is available in 5-Pin SPAK, TO-252 DPAK, and TO-263 packages.
The typical dropout voltage is 0.4V.