Datasheet

V
IN
ILIM1
KS1
RSNS1
HDRV1
SW1
CBOOT1
LDRV1
PGND
FB1
UV-DLY
SYNC
ON/SS1
ON/SS2
SGND
V
DD1
V
DD2
VLIN5
COMP2
COMP1
C27
8
19
24
7
R27
C26
12
3
10
9
25
23
21
27
R25R24
C20 C21
R22 R23
C18 C19
C12
C11
S1
S2
R26
C34
SYNC/PGOOD
R28
5
6
22
2
1
28
L1
26
+++
+
C6 C16 C28 C30 C1
+ +
C2
R1
C29
C7
R9
R10
R11
Q2 and Q3
Q1
D4
C8
C9 C10
4
ILIM2
KS2
SW2
FB2
18
20
27
13
14
15
L2
17
+ +
C13
R13
C31
C25
R18
R19
R20
Q5 and
Q6
Q4
D5
C22 C23 C24
11
RSNS2
CBOOT2
HDRV2
LDRV2
D3A
V
IN
V
IN
V
o1
V
IN
VLIN5
V
IN
V
DD
V
DD
V
DD
V
o2
Additional Footprints www.ti.com
Figure 4. Complete V
DS
Sense Eval Board Schematic
8
AN-1292 LM5642 Evaluation Board SNVA070B–May 2004–Revised April 2013
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