BU9639MWV is 6ch system switching regulator IC that has built-in FET and Error amp phase compensation for CMOS sensor embedded model of DSC / DVC. The built-in circuit which consist of 2ch Buck-Boost / 2ch Buck / 2ch Boost circuits realize the high efficiency.
Feature
- 6ch DC/DC converter CH1 Boost FET embedded Start-up ch,Motor CH2 Buck FET embedded Core CH3 Buck-Boost FET embedded CMOS CH4 Buck-Boost FET embedded Digital CH5 Buck FET embedded CMOS, Memory CH6 Boost FET embedded LED
- Low voltage operation 2.5[V]
- CH1 supply voltage output for internal circuit
- CH1 PWM/PFM selectable
- CH3,CH4 Boost-Buck auto switching
- CH6 integrated Boost output shutdown (CH6 Load switch embedded)
- Soft-start correspondence to each channel
- Ground short protection（CH2～CH6）
- Error amp phase compensation(CH1～CH6)
- Operating frequency 1.5[MHz] (CH1～CH6)
- Package of mounting on high heat radiation side （UQFN056V7070）
