Datasheet

DATE CODE *
26484SQ
1
2 3 4 5
6 7
8
9
10
11
12
13
14
15161718
19
20
21
22
23
24
LDOGATE
AVDD
VIN1
SW1
FB1
C1
ENSW1
L1
C2
ENSW2
PGND_SW1
R1
R2
C3
C4
C11
R5
R6
LDOFB
VIN2
SW2
FB2
C5
L2
C7
PGND_SW2
R3
R4
C6
C8
ENLDO
AGND
C9
VOUT1
VOUT2
LDO_OUT
nPOR
C10
AVIN
Comm DC
Input voltage
Comm DC
Input voltage
Comm DC
Input voltage
PVIN
GND
C4 and C8 usually not needed
depending on the
application layout and
amount of parasitic on board.
19
4
2
6
13
18
1
24
22
23
3
20
21
14
15
17
16
12
11
5
10
9
8
7
Power
On-Off
Logic
RESET
Logic
Control
and
Registers
LDO
CONTROLLER
BG_vref
Central Bias
Thermal SD
and
Supervisory
BUCK1
BUCK2
R7
LM26484
SNVS573F –SEPTEMBER 2008–REVISED MARCH 2013 www.ti.com
Typical Application Circuit
Connection Diagram
Figure 1. 24-Lead WQFN Package (top view)
Package NHZ0024B
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