BD9528MUV ROHM [Rohm], BD9528MUV Datasheet - Page 6

• Manufacturer Part Number: BD9528MUV
• Description: Main Power Supply ICs for Note PC(Linear Regulator Integrated)
• Manufacturer: ROHM [Rohm]

●Pin Configuration
●Pin Function Table
© 2010 ROHM Co., Ltd. All rights reserved.
BD9528MUV
www.rohm.com
PGND1
PGND2
REG2
REG1
Vo1
LG2
LG1
VIN
PIN No.
reverse
25
26
27
28
29
30
31
32
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
11
1
2
3
4
5
6
7
8
9
24
1
PIN name
PGOOD2
PGOOD1
23
2
PGND1
PGND2
BOOT2
BOOT1
MCTL2
MCTL1
AGND
REG2
REG1
ILIM2
ILIM1
SW2
SW1
HG2
REF
HG1
EN2
SS2
CTL
FS2
FB2
FB1
FS1
SS1
EN1
LG1
LG2
Vo2
Vo1
VIN
FIN
22
3
21
4
FIN
Highside FET source pin 2
Highside FET gate drive pin 2
HG Driver power supply pin 2
Vo2 ON/OFF pin (High=ON, Low,OPEN=OFF)
Vo2 Power Good Open Drain Output pin
Vo2 Soft start pin
Vo2 Output voltage sense pin
OCP setting pin 2
Linear regulator ON/OFF pin
(High,OPEN=ON, Low=OFF)
Input pin for setting Vo2 frequency
Vo2 output voltage feedback pin
Output voltage setting pin
Input pin Ground
Vo1 output voltage feedback pin
Input pin for setting Vo1 frequency
Mode switch pin 2 ( OPEN = L )
OCP setting pin 1
Mode switch pin 1 ( OPEN = L )
Vo1 Soft start pin
Vo1 Power Good Open Drain Output pin
Vo1 ON/OFF pin
(High=ON, Low,OPEN=OFF)
HG Driver power supply pin
Highside FET gate drive pin 1
Highside FET source pin 1
Lowside FET source pin 1
Lowside FET gate drive pin 1
Vo1 Output voltage sense pin
3.3V Linear regulator output pin
5V Linear regulator output pin
Power supply input pin
Lowside FET gate drive pin 2
Lowside FET source pin 2
Exposed Pad1, connect to GND
20
5
19
6
18
7
17
8
16
15
14
13
12
11
10
9
PIN Function
MCTL2
FS1
FB1
AGND
REF
FB2
FS2
CTL
6/33
※MCTL pin is connected to AGND pin with 500kΩ
resistor ( pull down) internal IC
MCTL1
High
High
Low
Low
Input
MCTL2
High
High
Low
Low
Forced Continuous Mode
Forced Continuous Mode
Technical Note
2010.03 - Rev.A
Control Mode
QLLM
SLLM