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參數(shù)資料
| 型號： | TPPM0115DR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.5 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | GREEN, PLASTIC, SOIC-8 |
| 文件頁數(shù)： | 2/13頁 |
| 文件大小： | 239K |
| 代理商： | TPPM0115DR |
TPPM0115
SWITCH MODE SYNCHRONOUS BUCK CONTROLLER
SLVS371A MARCH 2001 REVISED JUNE 2001
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
PWRGD
NC
PHASE
DRVH
DRVL
GND
SEN
12V Supply
V2P5MEM
V
4700 pF
PHD55N03LT
TPPM0115
680pF
1
2
3
45
6
7
8
V 2P5 MEM
FQD13N06L
+
LMV321
1
F
VCC
1.7
H
4
H
2.2
20 k
250
1%
1 k
1%
50
1%
50
1%
DDQ
VCC
1
F
0.1
F
V1P25MEM VTT
P-Channel
0.1
F
4.7
F
220
F
Low ESR
220
F
Low ESR
1
2
3
4
5
0.1
F
4.7
F
4.7
F
1000
F
1000
F
0.1
F
4.7
F
1500
F
Low ESR
1500
F
Low ESR
VCC
NOTES: A. The heavy lines must be kept short and connected to the ground plane construction for efficient results.
B. The performance of the regulator depends on the proper selection of the external components for the application.
Figure 9. Application Schematic for DDR Memory VDDQ and VTT Supplies
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