| Topology | Buck Converter |
| Input voltage | 4.72-18 V |
| Switching frequency | 450-550 kHz |
| Output 1 | 3.3 V / 4 A |
| IC revision | 001 |
BD9C401EFJ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. With wide input voltage range, It is capable of providing current of up to 4A. It is a current mode control DC/DC converter and features high-speed transient response. Phase compensation can also be set easily.
Order Code | Datasheet | Simulation | Downloads | Status | Product series | L(µH) | IRP,40K(A) | ISAT,10%(A) | ISAT,30%(A) | RDC max.(mΩ) | fres(MHz) | Mount | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | WE-LHMI SMT Power Inductor, 4.7 µH, 6.2 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LHMI SMT Power Inductor | Inductance4.7 µH | Performance Rated Current6.2 A | Saturation Current @ 10%7.5 A | Saturation Current @ 30%14.6 A | DC Resistance30.8 mΩ | Self Resonant Frequency24 MHz | MountSMT |