Datasheet

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SLUS589B− NOVEMBER 2003 − REVISED FEBRUARY 2005
17
www.ti.com
APPLICATION INFORMATION
5
8
7
10
9
1
2
3
ILIM
FB
COMP
GND
HDRV
SW
VDD
LDRV
4
SS/SD
6
BOOT
TPS40007DGQ
Q1
Si4866DY
+
Q2
Si4866DY
PWP
++
+
J2
1
2
3
4
J1
1
2
3
4
UDG−03169
R6
10 k
C15
6.8 nF
C11
180 pF
C5
22 µF
C2
330 µF
C1
330 µF
C7
1.5 nF
R4
5.9 k
R2
16.2 k
C6
1 µF
C14
1 µF
C12
10n F
R3
2.2
C9
470 µF
R7
698
R8
3.92 k
L1
1.0 µH
C4
22 µF
C3
22 µF
C8
470 µF
C13
4.7 nF
V
IN
= 3.3 V
V
OUT
= 2.5 V
10 A
Figure 12. TPS40007EVM−001 Ultra-High-Efficiency Converter for 3.3 V to 2.5 V at 10 A