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MAX1540AETJ中文资料PDF规格书
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厂商型号 |
MAX1540AETJ |
参数属性 | MAX1540AETJ 封装/外壳为32-WFQFN 裸露焊盘;包装为管件;类别为集成电路(IC) > PMIC - 稳压器 - DC DC 开关式控制器;产品描述:IC REG CTRLR BUCK 32TQFN |
功能描述 | Dual Step-Down Controllers with Saturation Protection, Dynamic Output, and Linear Regulator |
文件大小 |
780.8 Kbytes |
页面数量 |
49 页 |
生产厂商 | MaximIntegrated |
企业简称 |
Maxim【美信半导体】 |
中文名称 | 美信半导体官网 |
原厂标识 | ![]() |
数据手册 | |
更新时间 | 2024-6-19 11:30:00 |
MAX1540AETJ规格书详情
General Description
The MAX1540A/MAX1541 dual pulse-width modulation (PWM) controllers provide the high efficiency, excellent transient response, and high DC-output accuracy necessary for stepping down high-voltage batteries to generate low-voltage chipset and RAM power supplies in notebook computers.
Features
♦ Inductor-Saturation Protection
♦ Accurate Differential Current-Sense Inputs
♦ Dual Ultra-High-Efficiency Quick-PWMs with
100ns Load-Step Response
♦ MAX1540A
1.8V/1.2V Fixed or 0.7V to 5.5V Adjustable
Output (OUT1)
2.5V/1.5V Fixed or 0.7V to 5.5V Adjustable
Output (OUT2)
Fixed 5V, 100mA Linear Regulator
♦ MAX1541
External Reference Input (REFIN1)
Dynamically Selectable Output Voltage—0.7V
to 5.5V (OUT1)
2.5V/1.8V Fixed or 0.7V to 5.5V Adjustable
Output (OUT2)
Optional Power-Good and Fault Blanking
During Transitions
Fixed 5V or Adjustable 100mA Linear Regulator
♦ 1 VOUT Accuracy over Line and Load
♦ 2V to 28V Battery Input Range
♦ 170kHz to 620kHz Selectable Switching
Frequency
♦ Overvoltage/Undervoltage-Protection Option
♦ 1.7ms Digital Soft-Start
♦ Drives Large Synchronous-Rectifier FETs
♦ 2V ±0.7 Reference Output
♦ Separate Power-Good Window Comparators
Applications
Notebook Computers
Core/I/O Supplies as Low as 0.7V
0.7V to 5.5V Supply Rails
CPU/Chipset/GPU with Dynamic Voltage Core Supplies (MAX1541)
DDR Memory Termination (MAX1541)
Active Termination Buses (MAX1541)
产品属性
- 产品编号:
MAX1540AETJ+
- 制造商:
Analog Devices Inc./Maxim Integrated
- 类别:
集成电路(IC) > PMIC - 稳压器 - DC DC 开关式控制器
- 包装:
管件
- 输出类型:
晶体管驱动器
- 功能:
降压
- 输出配置:
正
- 拓扑:
降压
- 输出阶段:
1
- 电压 - 供电 (Vcc/Vdd):
5.5V ~ 28V
- 频率 - 开关:
170kHz ~ 620kHz
- 占空比(最大):
100%
- 同步整流器:
是
- 时钟同步:
无
- 控制特性:
限流,使能,导通时间控制,电源良好,脉冲跳频,饱和度
- 工作温度:
-40°C ~ 85°C(TA)
- 安装类型:
表面贴装型
- 封装/外壳:
32-WFQFN 裸露焊盘
- 供应商器件封装:
32-TQFN(5x5)
- 描述:
IC REG CTRLR BUCK 32TQFN
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAXIM |
2019 |
QFN32 |
55000 |
绝对原装正品假一罚十! |
询价 | ||
MAXIM |
23+ |
QFN32 |
3200 |
全新原装、诚信经营、公司现货销售! |
询价 | ||
MAXIM |
2020+ |
原厂封装 |
6092 |
专营军工航天芯片,只做全新原装,价格超低! |
询价 | ||
MaximIntegrated |
23+ |
32-TQFN-EP(5x5) |
66800 |
原厂原装现货 |
询价 | ||
MAX |
2020+ |
QFN |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
询价 | ||
Analog Devices Inc./Maxim Inte |
21+ |
32-WFQFN |
3520 |
正规渠道/品质保证/原装正品现货 |
询价 | ||
MAXIM |
19+ |
QFN |
256800 |
原厂代理渠道,每一颗芯片都可追溯原厂; |
询价 | ||
MAXIM |
2016+ |
QFN32 |
6523 |
房间原装进口现货假一赔十 |
询价 | ||
MAXIM/美信 |
19+ |
QFN32 |
29600 |
绝对原装现货,价格优势! |
询价 | ||
MAXIM/美信 |
2021+ |
QFN |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
询价 |