BH6172GU_11 ROHM [Rohm], BH6172GU_11 Datasheet - Page 7

• Manufacturer Part Number: BH6172GU_11
• Description: System Regulator with High Efficiency DC/DC Converters
• Manufacturer: ROHM [Rohm]

●Block diagram, Ball matrix
●Pin description
© 2011 ROHM Co., Ltd. All rights reserved.
BH6172GU
www.rohm.com
*
*1 USB Power Supply can be externally connected to the VBAT Power Supply when necessary.
4.7µF
0.1µF
EST, TEST2 pin is used during our company shipment test.
lease keep TEST pin and TEST2 pin “OPEN” at all times.
Ball No.
(OPEN) TEST2
(OPEN) TEST
4.7µF
2.2µH
B4
C4
E1
E4
A5
A4
A3
B5
D4
D5
D1
E5
E3
A1
B1
C2
D2
D3
C3
A2
C5
C1
B3
E2
DVDD
DATA
NRST
CLK
REFC
PBAT
PGND
FB
LX
4.7µF
SWREG
0.8-2.40V
PIN Name
init 1.00V
500mA
EN_LD1
EN_LD2
EN_LD3
EN_LD4
I2C IF
VBAT1
VBAT2
TEST2
PGND
DVDD
REF
NRST
OUT1
OUT2
OUT3
OUT4
OUT5
REFC
VUSB
DATA
PBAT
TEST
GND
CLK
LX
FB
Fig.1 Block diagram
1.00-3.30V
1.20-3.30V
1.20-3.30V
1.20-3.30V
1.00-3.30V
0.1V step
0.1V step
0.1V step
0.1V step
0.1V step
LDO1
LDO2
LDO3
LDO4
LDO5
Data input/output for I
CLK input for I
Power Supply 1
Power Supply 2
Power Supply for SWREG
Inductor Connect pin for SWREG
Ground for SWREG
Voltage Feed back pin for SWREG
RESET Input Pin (Low Active)
LDO1 Output
LDO2 Output
LDO3 Output
LDO4 Output
LDO5 Output
Reference Voltage Output
LDO1 Enable Pin
LDO2 Enable Pin
LDO3 Enable Pin
LDO4 Enable Pin
USBVBUS Power Supply
Digital Power Supply
Analog Ground
TEST PIN (Always keep OPEN at normal use)
TEST PIN (Always keep OPEN at normal use)
300mA
300mA
init 1.00V
init 2.60V
150mA
init 1.80V
init 3.30V
init 2.80V
150mA
150mA
OUT2
OUT1
OUT3
OUT4
VUSB
OUT5
EN_LD1
EN_LD2
EN_LD3
EN_LD4
2
C
1µF
1µF
1µF
1µF
1µF
1µF
7/16
2
C
*1
D
C
E
B
A
Function
VBAT1
OUT2
REFC
OUT5
GND
1
TEST2
EN_LD2
EN_LD1
VUSB
2
Fig.2 Ball matrix
EN_LD3
EN_LD4
PGND
OUT4
TEST
3
Technical Note
VBAT2
2011.03 - Rev.A
NRST
DATA
CLK
LX
4
DVDD
OUT3
OUT1
PBAT
FB
5