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BD9639MWV_16 Datasheet, PDF (1/26 Pages) Rohm – Switching Regulator ICs | |||
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Datasheet
Switching Regulator ICs
with Built-in FET (5V)
BD9639MWV
General Description
BD9639MWV is a 6-channel system switching
regulator IC with built-in FET and error amplifier phase
compensation for DSC/DVC applications. The built-in
regulators consisting of 2ch Buck-Boost, 2ch Buck and
2ch Boost circuits operate at high efficiency.
Features
ï® 6CH DC/DC converter
ã»CH1 Boost
FET embedded Start-up ch,Motor
ã»CH2 Buck
FET embedded Core
ã»CH3 Buck-Boost FET embedded CMOS
ã»CH4 Buck-Boost FET embedded Digital
ã»CH5 Buck
FET embedded CMOS, Memory
ã»CH6 Boost
FET embedded LED
ï® Low voltage operation 2.5[V]
ï® CH1 supply voltage output for internal circuit
ï® CH1 PWM / PFM selectable
ï® CH3-CH4 Boost-Buck auto switching
ï® CH6 integrated Boost output shutdown
(Load switch embedded)
ï® Soft-start correspondence to each channel
ï® Built-in ground short protection function
(CH2 to CH6)
ï® Built-in error amp phase compensation (CH1 to
CH6)
ï® Operating frequency 1.5[MHz] (CH1 to CH6)
Key Specifications
ï® Input Supply Voltage Range:
2.5V to 5.5V
ï® Oscillating Frequency 1:
1.5 MHz(Typ)
ï® ON-Resistance:
Refer to Electrical Characteristics
ï® Shutdown Current Consumption:
0µA(Typ)
ï® Operating Temperature Range: -20°C to +85°C
Package
W(Typ) x D(Typ) x H(Max)
UQFN056V7070
7.00mm x 7.00mm x 1.00mm
Applications
DSC/DVC
âProduct structureï¼Silicon monolithic integrated circuit
www.rohm.com
© 2016 ROHM Co., Ltd. All rights reserved.
TSZ22111ã»14ã»001
âThis product has no designed protection against radioactive rays
1/22
TSZ02201-0313AA400630-1-2
09.Feb.2016 Rev.001
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