參數(shù)資料
型號(hào): MAX1902ETJ
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 穩(wěn)壓器
英文描述: 500kHz Multi-Output, Low-Noise Power-Supply Controllers for Notebook Computers
中文描述: 0.2 A DUAL SWITCHING CONTROLLER, 550 kHz SWITCHING FREQ-MAX, QCC32
封裝: 5 X 5 MM, 0.80 MM, MO-220WHHD-2, TQFN-32
文件頁(yè)數(shù): 28/33頁(yè)
文件大小: 649K
代理商: MAX1902ETJ
M
500kHz Multi-Output, Low-Noise Power-Supply
Controllers for Notebook Computers
28
______________________________________________________________________________________
2.2
μ
F
5
RESET
FB5
MAX1902
PGND
SEQ
REF
11
9
15
12
13
14
20
19
17
16 Q3
Q4
T2
1:2.2
R2
D5
D2
18
POWER-GOOD
7
10
8
5V ON/OFF
SKIP
DL5
LX5
DH5
BST5
V
DD
2.2
μ
F
0.1
μ
F
C2
0.1
μ
F
1
μ
F
1N5819
5V OUTPUT
GND
2.5V REF
3
*
2
1
24
Q1
D1
Q2
L1
R1
0.1
μ
F
0.1
μ
F
1N5819
3.3V OUTPUT (3A)
ON/OFF
*
TIME/ON5
RUN/ON3
FB3
28
3V ON/OFF
26
25
27
CSL5
CSH5
CSL3
CSH3
DL3
LX3
DH3
BST3
SHDN
SYNC
INPUT
6.5V TO 28V
4
23
22
10
6
21
V+
V
L
0.1
μ
F
0.1
μ
F
4.7
μ
F
4.7
μ
F
12OUT
C3
C1
C4
TO 3.3V OUTPUT
TO 5V OUTPUT
12V AT 120mA
5V ALWAYS ON
*V
L
DIODES AND OUTPUT SCHOTTKY DIODES REQUIRED
FOR THE MAX1902 ONLY (SEE THE
OUTPUT OVERVOLTAGE PROTECTION
AND
OUTPUT UNDERVOLTAGE SHUTDOWN PROTECTION
SECTIONS).
*
*
Figure 10. Triple Output Application for MAX1902
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參數(shù)描述
MAX1904BEAI 制造商:Maxim Integrated Products 功能描述:
MAX1904BEAI+ 功能描述:DC/DC 開(kāi)關(guān)控制器 500kHz Multi-Output Power-Supply Ctlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1904BEAI+T 功能描述:DC/DC 開(kāi)關(guān)控制器 500kHz Multi-Output Power-Supply Ctlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1904EAI 功能描述:DC/DC 開(kāi)關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1904EAI+ 功能描述:DC/DC 開(kāi)關(guān)控制器 500kHz Multi-Output Power-Supply Ctlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK