參數(shù)資料
型號(hào): MAX1714
廠商: Maxim Integrated Products, Inc.
英文描述: High-Speed Step-Down Controller for Notebook Computers
中文描述: 高速、降壓型控制器,用于筆記本電腦
文件頁數(shù): 23/24頁
文件大小: 443K
代理商: MAX1714
M
High-Speed Step-Down Controller
for Notebook Computers
______________________________________________________________________________________
23
D1
Q2
V
BATT
GND IN
C
OUT
VIA TO OUT
NEAR C
OUT
+
VIA TO LX
VIA TO SOURCE
OF Q2
VIA TO PGND
NEAR Q2 SOURCE
INDUCTOR DISCHARGE PATH HAS LOW DC RESISTANCE.
GND
OUT
V
OUT
L1
Q1
V
CC
V
DD
REF
AGND
ALL ANALOG GROUNDS
CONNECT TO AGND ONLY
NOTES:
"STAR" GROUND IS USED.
D1 IS DIRECTLY ACROSS Q2.
CONNECT AGND TO PGND
BENEATH IC, 1 POINT ONLY.
SPLIT ANALOG GND PLANE AS SHOWN.
I
LIM
MAX1714
CIN
Figure 11. Power-Stage PC Board Layout Example
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