Datasheet

1
2
3
14
13
12
VBST
DRVH
LL
EN_PSV
TON
VOUT
TPS51117PW
4
5
6
7
11
10
9
8
TRIP
V5DRV
DRVL
PGND
V5FILT
VFB
PGOOD
GND
+
VO
1.05V/10A
Q2
L1
1.0 Hm
Q1
-
PGND
C2
2 0 Fm
C1A C1B
R6
100k
W
PGOOD
+5V
EN_PSV
R4
R1
8.5k
W
R2
22k
W
R3
249k
W
R5
300
W
+VBAT
C3
1 Fm
GND
+
+
C4
0.1 Fm
GND
TPS51117RGY
+
VO
1.05V/10A
Q2
L1
1.0 Hm
Q1
-
PGND
C2
20 Fm
C1A
GND
C4
0.1 Fm
C1B
R6
100kW
PGOOD
+5V
EN_PSV
R4
R1
8.5kW
R2
22kW
R3
249kW
R5
300W
+VBAT
C3
1 Fm
GND
+
+
1
2
3
14
13
12
VBST
DRVH
LL
EN_PSV
TON
VOUT
4
5
6
7
11
10
9
8
TRIP
V5DRV
DRVL
PGND
V5FILT
VFB
PGOOD
GND
TPS51117
SLVS631B –DECEMBER 2005–REVISED SEPTEMBER 2009...................................................................................................................................... www.ti.com
Figure 24. 1.05-V/10-A Application From VBAT (PW Package)
Figure 25. 1.05-V/10-A Application From VBAT (RGY Package)
Table 1. Typical Application Circuit Components
SYMBOL SPECIFICATION MANUFACTURER PART NUMBER
C1A, C1B 470 μF, 2.5 V, 12 mΩ SANYO 2R5TPE470MC
C2 10 μF, 25 V, 2 pcs Murata GRM31CR61E106KA12B
L1 1.0 μH Vishay, Toko IHLP-5050, FDA1254-1R0M
Q1 30V, 13 mΩ International Rectifier IRF7821
Q2 30 V, 5.8 mΩ International Rectifier IRF8113
R4 8.06 kΩ — Std
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