型号 功能描述 生产厂家 企业 LOGO 操作
MAX639MJA

5V/3.3V/3V/Adjustable, High-Efficiency, Low IQ, Step-Down DC-DC Converters

General Description The MAX639/MAX640/MAX653 step-down switching regulators provide high efficiency over a wide range of load currents, delivering up to 225mA. A current-limiting pulse-frequency-modulated (PFM) control scheme gives the devices the benefits of pulse-width-modulated (PWM) converter

Maxim

美信

MAX639MJA

5V/3.3V/3V/Adjustable, High-Efficiency, Low IQ, Step-Down DC-DC Conver

文件:778.12 Kbytes Page:13 Pages

Maxim

美信

Dual BCM PFC Controller

Overview of the Evaluation Board The FAN9611/12 interleaved dual Boundary-Conduction-Mode (BCM) Power-FactorCorrection (PFC) controllers operate two parallel-connected boost power trains 180º out of phase. Interleaving extends the maximum practical power level of the control technique from about

Fairchild

仙童半导体

UNIVERSAL TRIGONOMETRIC FUNCTION CONVERTER

AD

亚德诺

Silicon Variable Capacitance Diodes

Silicon Variable Capacitance Diodes • For tuning of extended frequency band in VHF TV / VTR tuners • High capactance ratio • Low series inductance • Low series resistance • Excellent uniformity and matching due to in-line matching assembly procedure • Pb-free (RoHS compliant) package1) • Qu

Infineon

英飞凌

600H and 600NH series

文件:324.88 Kbytes Page:8 Pages

ETCList of Unclassifed Manufacturers

未分类制造商

Silicon Variable Capacitance Diodes

文件:76.46 Kbytes Page:7 Pages

Infineon

英飞凌

MAX639MJA产品属性

  • 类型

    描述

  • 型号

    MAX639MJA

  • 功能描述

    直流/直流开关转换器

  • RoHS

  • 制造商

    STMicroelectronics

  • 最大输入电压

    4.5 V

  • 开关频率

    1.5 MHz

  • 输出电压

    4.6 V

  • 输出电流

    250 mA

  • 输出端数量

    2

  • 最大工作温度

    + 85 C

  • 安装风格

    SMD/SMT

更新时间:2025-10-18 16:38:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
PHI
25+
QFP
3200
全新原装、诚信经营、公司现货销售!
MAXIM
22+
SMD
8200
原装现货库存.价格优势!!
24+
1500
真实现货库存
PHI
2447
SMD
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
PHI
23+
SMD
13000
原厂授权一级代理,专业海外优势订货,价格优势、品种
PHI
2025+
WL-CSP4
3485
全新原厂原装产品、公司现货销售
PHI
23+
SMD
50000
全新原装正品现货,支持订货
PHI
23+
SMD
50000
全新原装正品现货,支持订货
MAXICOR
24+
DIP8
5000
全现原装公司现货
PHI
ROHS
13352
一级代理 原装正品假一罚十价格优势长期供货

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