BD95371MUV_10 Datasheet, PDF (3/5 Pages) Rohm – Silicon Monolithic Integrated Circuit

○ PHYSICAL DIMENSIONS
4.0±0.1
95371
Lot.No
1pin mark
S
0.08 S
C0.2 ^2.1±0.1
1
5
20
6
16
15
1.0
0.5
10
11
0.25^+-00..0045
VQFN020V4040 (Unit:mm)
○ BLOCK DIAGRAM
VDD
VIN
3/4
○ Pin Number Pin Name
Pin
number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
reverse
PIN name
SS
EN/SLLM
ILIM
VCC
FB
VOUT
FREQ
FS
Is-
Is+
PGND
LG
VDD
SW
HG
BOOT
VIN
OUT
PGOOD
GND
FIN
Please connect FIN to GND.
4 ^VCC
17 ^VIN
SS
1
GND
20
EN/SLLM
2
Reference
Block
+
-
BG
UVLO
REF×0.56
SS×0.56
FB
VOUT
SCP
2.5ms Delay
BG
Thermal ^TSD
Protection
SS
EN -
SLLM
Soft Start Block
+
REF×1.2 _- ^OVP
FB +
EN/UVLO ^REF
OUT
18
H³Reg^TM
Controller
Block
RQ
S
SLLM
SLLM
Driver
Circuit
FB
5
-
SS
REF
++
-
+
7
FREQ
9 10
ls- Is+
+
-
ls+
UVLO
ILIM
SCP
TSD
Current Limit
ILIM
+ Is+
8
FS
6
VOUT
OVP
REF
×0.56 ₊
FB -
3
ILIM
VDD
16
BOOT
VIN
15
HG
14
SW
VDD
13
12
LG
11
PGND
19 ^PGOOD
VOUT
REV. A