bd9862muv ROHM Co. Ltd., bd9862muv Datasheet - Page 13

• Manufacturer Part Number: bd9862muv
• Description: 5v Input Multi-channel System Power Supply Ic
• Manufacturer: ROHM Co. Ltd.

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BD9862MUV
www.rohm.com
2) Sample of Input voltage 4.5V~5.5V application
・Recommended Parts
4.5~ 5.5V
Vin=
L1
D1
D3
COUT1 : GRM31CB31C106KA88(MURATA)
CIN
CREGOUT
2.2uF
: NR4010T4R7M(TAIYO YUDEN)
: RB161VA-20(ROHM)
: DAN217U(ROHM)
: GRM219B30J106KE18(MURATA)
H:PWM
L:PFM
120kO
300kO
100kO
REGOUT
CPOUT
GND
VREF
PWM
UVLOSET
RT
Thermal Shut
Short Circuit
VREF
PWM or PFM
Protection
Soft Start
OSC
CN
Down
UVLO
Control
Regulated
Charge
VREG
Pump
CP
Fig.24
13/16
step-up
DC-DC
CCPOUT
CREGOUT
COUT2, COUT3 : GRM188B31C225KE14D(MURATA)
Cflys
Cfly2, Cfly3
VBAT
Charge
Charge
Pump
Pump
ADD
X-1
PGND1
PGND2
VIN2A
VIN2B
NON3
VIN3
INV2
C2P
C2N
VO2
C3P
INV1
FB1
: GRM188B30J225KE18(MURATA)
: GRM155B30J105KE18(MURATA)
: GRM155B10J224KE01(MURATA)
: GRM155B11C473KA01(MURATA)
LX
0.047uF
Cfly3
0.047uF
2.2MO
680pF
12kO
Cfly2
200kO
VBAT or REGOUT
L1
D1
200kO
22kO
D3
COUT2
2.2uF
100kO
20kO
300pF
1kO
Technical Note
2010.03 - Rev.A
COUT1
COUT3
10uF
2.2uF