Datasheet

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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
39 pF
100 nF
3.3 nF
100 pF
Si7344DP
3.3 V
15 A
From 3.3 V
Logic Clock Source
UDG−04110
VDD
5 V to 12 V
100 nF
3.9 nF
10 nF
BAT54
120 µF
 Coiltronics HC2LP−2R2 or
Vishay IHLP5050FDRZ2R2M01
 Panasonic EEF−SE0J181R (× 2)
 TDK C4532X5R1C226M (×2)
120 µF
1 µF
165 kΩ
88.7 kΩ
1.74 kΩ
22 µF
22 µF
180 µF
180 µF
1 µF
2.67 kΩ
11.3 kΩ
330 kΩ
294 Ω
10 kΩ
Si7868DP
2.2 µH 


1.5 Ω
TPS40075
SLUS676A – MAY 2006 – REVISED SEPTEMBER 2007
Figure 37. 300 kHz Intermediate Bus (5 V to 12 V) to 3.3 V Converter
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