參數(shù)資料
型號: FAN5056MV90
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 345 kHz SWITCHING FREQ-MAX, PDSO24
封裝: SOIC-24
文件頁數(shù): 17/18頁
文件大?。?/td> 163K
代理商: FAN5056MV90
FAN5056V85/FAN5056V90
PRODUCT SPECIFICATION
8
REV. 1.0.2 3/28/01
Typical Operating Characteristics (continued)
Application Circuit
Figure 1. Application Circuit for VRM8.5 Motherboards
(Worst Case Analyzed! See Appendix for Details)
Output Startup, System Power-up
Time (10ms/division)
V
CPU
(1V/div)
V
IM
(2V/div)
V
CPU
(1V/div)
ENABLE
(2V/div)
Time (20ms/div)
Output Startup from Enable
9
1
2
3
4
5
6
7
8
10
11
12
13
14
15
16
24
23
22
21
20
19
18
17
+5V
L1
(Optional)
CIN
Q1
C2
C1
VID3
VID25mV
3.3V IN
TYPEDET
ENABLE/SS
1.2V
2.5V
3.3/1.5V
(AGP)
VID2
VID1
VID0
Q2
Q4
Q5
Q3
D1
L2
COUT
VO
R6
R7
R5
R2
R3
C8
C9
C7
C4
C3
PWRGD
VCC
+12V
C5
C6
R4
R1
U1
FAN5056V85
Adjustable with an external divider.
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