ACT41000 Description
ACT41000 Programmable Voltage, Programmable Current, Low Noise Voltage Regulator for RF ponents Product Overview The Qorvo® ACT41000 is a low noise, dc-to-dc buck converter with a programmable output and auxiliary bias supply regulators. This synchronous step-down voltage regulator supports a wide input voltage of 4.5 V to 40 V and integrates both the high side and low side MOSFETS of 50mΩ RDSON for high efficiency...
ACT41000 Key Features
- 4.5 V to 40 V Operational Input Voltage
- Programmable Output with Factory Defaults
- 450 kHz to 2.25 MHz Fixed-Frequency Current-Mode, with External Clock Sync. and Spread-Spectrum
- 20 mA AUX LDO, Programmable Output Voltage
- I2C Interface, Fast-mode Plus (Fm+, 1 MHz)
- Protections: UVLO, OVP, UVP (Hiccup/Latch-off), OCP, TSD
- Thermally Enhanced 5 mm × 5 mm QFN Package
- Automotive AEC-Q100 Options Available (Contact Qorvo for conditions of AEC-Q100 options.)
- Total 4 ACT41000 ICs, Two Dual-phase Boards Stacked
- Efficiency η = 97.3%
ACT41000 Applications
- RF PA (GaN/GaAs) Drain Bias / Power with IDQ Search