參數(shù)資料
型號: MAX1635CAI
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: DUAL SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO28
封裝: 5.30 MM, 0.65 MM PITCH, SSOP-28
文件頁數(shù): 24/28頁
文件大?。?/td> 237K
代理商: MAX1635CAI
M
Multi-Output, Low-Noise Power-S upply
Controllers for Notebook Computers
24
______________________________________________________________________________________
_______________________________________________________________________________Applic ation Circ uits
RESET
FB5
MAX1630
MAX1633
SHDN
SYNC
INPUT
+5.2V TO +24V
PGND
SEQ
REF
11
9
15
12
13
14
20
19
17
16 Q3
Q4
L2
R2
C2
18
4
23
22
10
6
21
POWER-GOOD
7
10
8
5V ON/OFF
SKIP
V+
VL
DL5
LX5
DH5
BST5
2.2
μ
F
0.1
μ
F
0.1
μ
F
0.1
μ
F
1
μ
F
0.1
μ
F
4.7
μ
F
2.7
μ
F
1N5819
4.7
μ
F
12OUT
C3
C4
+12V
AT 120mA
+5V OUTPUT (3A)
+5V
ALWAYS ON
GND
+2.5V REF
3
*
2
1
24
Q1
Q2
T1
1:4
C1
R1
5
0.1
μ
F
0.1
μ
F
1N5819
+3.3V
OUTPUT
(3A)
*
TIME/ON5
RUN/ON3
FB3
28
3V ON/OFF
26
25
27
CSL5
CSH5
CSL3
CSH3
DL3
LX3
DH3
BST3
V
DD
ON/OFF
TO+3.3V OUTPUT
TO+5V OUTPUT
R1 = R2 = 20m
L2 = 10
μ
H SUMIDA CDRH125-100
T1 = 10
μ
H 1:4 TRANSFORMER
TRANSPOWER TECHNOLOGIES TTI-5902
Q1–Q4 = Si4410DY or IRF7413
C1 = 3 x 220
μ
F 10V SPRAGUE 594D227X0010D2T
C2 = 2 x 220
μ
F 10V SPRAGUE 594D227X0010D2T
C3 = C4 = 2 x 10
μ
F 30V SANYOOS-CON 30SC10M
*VL DIODES AND OUTPUT SCHOTTKY DIODES REQUIRED
FOR THE MAX1630 ONLY (SEE OUTPUT OVERVOLTAGE PROTECTION
AND OUTPUT UNDERVOLTAGE SHUTDOWNPROTECTIONSECTIONS).
*
*
Figure 8. Triple-Output Application for Low-Voltage Batteries (MAX1630/MAX1633)
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