lp3996 is a dual low dropout linear regulator with power-on-reset function from national semiconductor company. its maximum output current is 300ma, and output accuracy is 1.5%.
The LP3996 is a dual low‑dropout linear regulator that provides two independent outputs: LDO1 up to 150 mA and LDO2 up to 300 mA. It operates from an input voltage of 2.0 V to 6.0 V and includes a power‑on‑reset circuit with an adjustable delay.
The device is supplied in a 10‑pin lead‑less package (3 mm × 3 mm) and offers features such as 1.5 % accuracy, ultra‑low quiescent current (35 pA enabled), thermal shutdown protection, and stability with ceramic capacitors down to 1 pF.
| Input Voltage Range | 2.0 V to 6.0 V |
|---|---|
| Low Dropout Voltage (300 mA) | 210 mV |
| Thermal Shutdown Temperature | 160 °C |
| Package | 10‑pin LLP (3 mm × 3 mm) |
The LP3996 operates with an input voltage from 2.0 V to 6.0 V.
The LP3996 is available in a 10‑pin lead‑less package (LLP) measuring 3 mm × 3 mm.