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TPS51117RGYRG4 Datasheet(PDF) 20 Page - Texas Instruments

Part # TPS51117RGYRG4
Description  SINGLE SYNCHRONOUS STEP-DOWN CONTROLLER
PDF  31 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS51117RGYRG4 Datasheet(HTML) 20 Page - Texas Instruments

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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 H
m
Q1
-
PGND
C2
2 0 F
m
C1A
C1B
R6
100kW
PGOOD
+5V
EN_PSV
R4
R1
8.5kW
R2
22k W
R3
249k W
R5
300W
+VBAT
C3
1 F
m
GND
+
+
C4
0.1 F
m
GND
TPS51117RGY
+
VO
1.05V/10A
Q2
L1
1.0 H
m
Q1
-
PGND
C2
20 F
m
C1A
GND
C4
0.1 F
m
C1B
R6
100kW
PGOOD
+5V
EN_PSV
R4
R1
8.5kW
R2
22kW
R3
249kW
R5
300W
+VBAT
C3
1 F
m
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 m
Ω
International Rectifier
IRF7821
Q2
30 V, 5.8 m
Ω
International Rectifier
IRF8113
R4
8.06 k
Ω
—
Std
20
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Copyright © 2005–2009, Texas Instruments Incorporated
Product Folder Link(s) :TPS51117



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