參數(shù)資料
型號: MAX1631EAI
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 穩(wěn)壓器
英文描述: Multi-Output, Low-Noise Power-Supply Controllers for Notebook Computers
中文描述: SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO28
封裝: 5.30 MM, 0.65 MM PITCH, SSOP-28
文件頁數(shù): 26/28頁
文件大?。?/td> 237K
代理商: MAX1631EAI
M
Multi-Output, Low-Noise Power-S upply
Controllers for Notebook Computers
26
______________________________________________________________________________________
OPEN
MAX1631
MAX1634
V+ SHDN
VL
SECFB
INPUT
+6V TO+24V
C3
10
ON/OFF
GND
REF
SEQ
SYNC
1
μ
F
5V ALWAYS ON
Q1
ON/OFF
ON/OFF
0.1
μ
F
0.1
μ
F
4.7
μ
F
4.7
μ
F
0.1
μ
F
Q3
DL3
CSH3
CSL3
FB3
RESET
RESET OUTPUT
SKIP
STEER
L1
R1
2.5V OUTPUT
C1
DL5
LX5
DH5
BST5
25
27
26
24
1
2
3
11
10
4
8
28
7
12
13
14
20
19
17
16
18
22
23
5
21
15
6
9
BST3
DH3
LX3
PGND
CSH5
CSL5
RUN/ON3
TIME/ON5
0
FB5
0.1
μ
F
0.1
μ
F
L2
R2
+3.3V OUTPUT
R1 = R2 = 15m
L1 = L2 = 6.8
μ
H SUMIDA CDRH 127-6R8MC
Q1 = Q4 = Si4410DY or 1RF7413
C1 = C2 = 2X SANYOOS-CON 10 SA220M
C3 = 4X SANYOOS-CON 30SC10M
*VL DIODES AND OUTPUT SCHOTTKY DIODES REQUIRED
FOR THE MAX1631 ONLY (SEE OUTPUT OVERVOLTAGE PROTECTION
AND OUTPUT UNDERVOLTAGE SHUTDOWNPROTECTION SECTIONS).
*
*
*
OPEN
0
*
Q4
1N5819
Q2
1N5819
C2
Figure 10. Dual, 4A, Notebook Computer Power Supply
_____________________________________________________________Applic ation Circ uits (c ontinued)
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