Rohm Productdetail
Power Management IC for DSC/DVCs - BD9639MWV
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.
×
Specifications:
ch
6
Vin1(Min.)[V]
2.5
Vin1(Max.)[V]
5.5
SW frequency(Max.)[MHz]
2.0
Circuit Current(Typ.)[mA]
0.072
Reference Voltage1[V]
0.4
Operating Temperature (Min.)[°C]
-20
Operating Temperature (Max.)[°C]
85
Features:
・6ch DC/DC converterCH1 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）