Datasheet

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10 kΩ
1
2
3
4
19
18
17
16
SYNC
PGD
LVBP
RT
SA−
SAO
GND
SS
TPS40075
15
14
13
12
KFF
ILIM
VDD
HDRV
5
6
7
8
FB
COMP
PGND
LDRV
9 DBP
20
SA+
10
SW
11
BOOST
22 pF
100 n
2 nF
75 pF
Si7390DP
UDG−04111
VDD, 12 V
100 nF
Si7868DP
10 nF
2 nF
1
2 19
18
17
16
SYNC
PGD
LVBP
RT
SA−
SAO
TPS40075
15
14
13
12
KFF
ILIM
VDD
HDRV
5
6
7 8
FB
COMP
PGND
LDRV
9 DBP
20
SA+
10
SW
11
BOOST
47 pF
100 nF
3.9 nF
120 pF
Si7804DN
3.3 V
5 A
VDD
12 V
100 nF
Si7806DN
3.3 nF
3.3 V or
Other Logic Supply
Power
Good
SYNC Clock Input
300 kHz
3
4
GND
SS
10 nF
SN74LVC1G04
1 µF
215 kΩ
205 kΩ
120 µF 120 µF
1.27 kΩ
22 µF
22 µF
100 µF × 3
13 µH
1 µF
10 kΩ
402 Ω
10 kΩ
14 kΩ
1.2 V 10 A
1 µF
2.67 kΩ
8.06 kΩ
10 kΩ
267 Ω
10 kΩ
215 kΩ
205 kΩ
787 Ω
2.2 µH
180 µF
180 µF
1 µF
22 µF
1.5 Ω
1.5 Ω
TPS40075
SLUS676A – MAY 2006 – REVISED SEPTEMBER 2007
Figure 38. Sequenced Supplies, Synchronized 180 ° Out of Phase
Copyright © 2006 – 2007, Texas Instruments Incorporated Submit Documentation Feedback 37
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