参数资料
型号: MAX1902EAI+
厂商: Maxim Integrated Products
文件页数: 30/33页
文件大小: 0K
描述: IC CNTRLR PWR SPLY LN 28-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 46
应用: 控制器,笔记本电脑电源系统
输入电压: 4.2 V ~ 30 V
输出数: 4
输出电压: 2.5 V ~ 5 V
工作温度: 0°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-SSOP(0.209",5.30mm 宽)
供应商设备封装: 28-SSOP
包装: 管件
500kHz Multi-Output, Low-Noise Power-Supply
Controllers for Notebook Computers
Selector Guide
DEVICE
MAX1901
MAX1902
MAX1904
AUXILLARY OUTPUT
None (SECFB input)
12V Linear Regulator
None (SECFB input)
SECONDARY FEEDBACK
Selectable (STEER pin)
Feeds into the 5V SMPS
Selectable (STEER pin)
OVER/UNDERVOLTAGE
PROTECTION
Yes
Yes
No
Pin Configurations
TOP VIEW
CSH3 1
CSL3 2
FB3 3
12OUT 4
28 RUN/ON3
27 DH3
26 LX3
25 BST3
CSH3 1
CSL3 2
FB3 3
STEER 4
28 RUN/ON3
27 DH3
26 LX3
25 BST3
V DD 5
SYNC 6
TIME/ON5 7
GND 8
REF 9
SKIP 10
RESET 11
FB5 12
CSL5 13
CSH5 14
MAX1902
24 DL3
23 SHDN
22 V+
21 V L
20 PGND
19 DL5
18 BST5
17 LX5
16 DH5
15 SEQ
SECFB 5
SYNC 6
TIME/ON5 7
GND 8
REF 9
SKIP 10
RESET 11
FB5 12
CSL5 13
CSH5 14
MAX1901
MAX1904
24 DL3
23 SHDN
22 V+
21 V L
20 PGND
19 DL5
18 BST5
17 LX5
16 DH5
15 SEQ
SSOP
SSOP
12OUT
V DD
SYNC
TIME/ON5
1
2
3
4
24
23
22
21
BST3
DL3
SHDN
V+
STEER
SECFB
SYNC
TIME/ON5
1
2
3
4
24
23
22
21
BST3
DL3
SHDN
V+
GND
N.C.
REF
SKIP
5
6
7
8
MAX1902
20
19
18
17
V L
PGND
DL5
BST5
GND
N.C.
REF
SKIP
5
6
7
8
MAX1901
MAX1904
20
19
18
17
V L
PGND
DL5
BST5
32 THIN QFN 5mm × 5mm
32 THIN QFN 5mm × 5mm
30
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