bd91361muv ROHM Co. Ltd., bd91361muv Datasheet - Page 3

• Manufacturer Part Number: bd91361muv
• Description: Single-chip Type With Built-in Fet Switching Regulators
• Manufacturer: ROHM Co. Ltd.

●Block Diagram, Application Circuit
●Pin No. & function table
BD91361MUV
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www.rohm.com
【BD91361MUV】
No.
Pin
10
1
2
3
4
5
6
7
8
9
C0.2
VQFN020V4040
1.0
PVCC
PVCC
PVCC
name
0.08 S
VCC
BST
20
16
SW
SW
SW
SW
SW
Pin
Fig.1 TOP View
0.5
15
D 9 1 3 6
1
2.1±0.1
4.0±0.1
1
SW pin
SW pin
SW pin
SW pin
SW pin
Highside FET source pin
Highside FET source pin
Highside FET source pin
Bootstrapped voltage input pin
VCC power supply input pin
5
11
0.25
6
10
Lot No.
+0.05
-0.04
(Unit : mm)
S
Function
VID<0>
VID<1>
ADJ
EN
3/17
SELECTOR
R1
VREF
R2
No.
Pin
11
12
13
14
15
16
17
18
19
20
Gm Amp
+
Start
Soft
VID<1>
VID<0>
PGND
PGND
PGND
name
GND
N.C.
ADJ
ITH
Pin
EN
V
CC
RITH C ITH
SLOPE
ITH
Current Comp
VCC
Fig.2 Block Diagram
UVLO
TSD
SCP
+
OSC
Ground
Output voltage detect pin
GmAmp output pin/Connected phase
compensation capacitor
Output voltage control pin<1>
Output voltage control pin<0>
Non Connection
Lowside FET source pin
Lowside source pin
Lowside source pin
Enable pin(High Active）
CLK
R
S
Q
Current
Sense/
Protect
Driver
Logic
+
Function
PVCC
Technical Note
2010.06 - Rev.A
PV
GND
BST
PGND
V
SW
CC
CC
Input
Output