BD9329AEFJ Datasheet, PDF (12/16 Pages) Rohm – Simple Step-down Switching Regulator with Built-in Power MOSFET

BD9329AEFJ
●I/O Equivalent Circuit Diagram
1.BST
REG
SW
6.COMP
VIN
VIN
EF
3.SW
VIN
VIN
7.EN
VIN
Technical Note
5.FB
VIN
8.SS
VIN
●Power Dissipation
4000 _(4)3760mW
3000
2000
1000
(3)2110mW
(2)1100mW
(1)820mW
0
0
25
50
75
100
125
AMBIENT TEMPERATURE: Ta [°C]
HTSOP-J8 Package
On 70  70  1.6 mm glass epoxy PCB
(1) 1-layer board (Backside copper foil area 0 mm 0 mm)
(2) 2-layer board (Backside copper foil area 15 mm  15 mm)
(3) 2-layer board (Backside copper foil area 70 mm  70 mm)
(4) 4-layer board (Backside copper foil area 70 mm  70 mm)
150
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12/15
2011.02 - Rev.A