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图片源于供应商或网络,实物可能存在差异,请以实物为准

UC3844AD

数量

单价

总价

2500+

¥ 17.560341

¥ 43900.8525

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购买数量

总价金额：￥ 43900.8525

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样品申购

详细描述：升压，降压，反激，正激稳压器正，可提供隔离输出升压，降压 DC DC 切换控制器 IC 14-SOIC

产品参数

产品属性	属性值
串行接口	-
供应商器件封装	14-SOIC
制造商	Microchip Technology
功能	升压，降压
包装	管件
占空比（最大）	48%
同步整流器	无
基本产品编号	UC3844
安装类型	表面贴装型
封装、外壳	14-SOIC（0.154"，3.90mm 宽）
工作温度	0°C ~ 70°C（TA）
拓扑	升压，降压，反激，正激
控制特性	频率控制
时钟同步	无
电压 - 供电 (Vcc、Vdd)	10V ~ 30V
系列	-
输出数	1
输出类型	晶体管驱动器
输出配置	正，可提供隔离
输出阶段	1
零件状态	Digi-Key 停止提供
频率 - 开关	最高 500kHz

PDF描述：CURRENT MODE PWM CONTROLLER 电流模式PWM控制器

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SELECT * FROM `stock_price` WHERE `stockid` = 63834321 ORDER BY `minOrder` ASC [ RunTime:0.004446s ]
SHOW FULL COLUMNS FROM `stock_unitquantity` [ RunTime:0.001058s ]
SELECT * FROM `stock_unitquantity` WHERE `stockid` = 63834321 ORDER BY `unit` DESC [ RunTime:0.000468s ]
SHOW FULL COLUMNS FROM `stock_warehousequantity` [ RunTime:0.003363s ]
SELECT * FROM `stock_warehousequantity` WHERE `stockid` = 63834321 [ RunTime:0.000338s ]
SELECT `name` FROM `product_type` WHERE `id` = 0 LIMIT 1 [ RunTime:0.000975s ]
SELECT * FROM `stock_price` WHERE `stockid` = 63834321 ORDER BY `minOrder` ASC [ RunTime:0.000237s ]
CONNECT:[ UseTime:0.001103s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='UC3844AD' and brandshort='Microchip Technology' limit 1 [ RunTime:0.004785s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.002520s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'UC3844AD' LIMIT 1 [ RunTime:0.002946s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.001228s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'UC3844AD' LIMIT 1 [ RunTime:0.001204s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.002236s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'UC3844AD' OR `brand` LIKE 'Microchip Technology%' ) ) LIMIT 1 [ RunTime:0.001155s ]
SELECT `id` FROM `stock` WHERE `id` <> 63834321 AND `partno` = 'UC3844AD' AND `lockUser` = 0 AND ( LOWER(brand) LIKE '%microchip technology%' ) [ RunTime:0.001383s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 15318361 [ RunTime:0.001265s ]
SELECT `note` FROM `stock` WHERE `id` = 15318361 LIMIT 1 [ RunTime:0.006145s ]
SELECT `description` FROM `stock` WHERE `id` = 15318361 LIMIT 1 [ RunTime:0.000546s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.003385s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'UC3844AD' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.006560s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'UC3844AD' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.005565s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.000416s ]

0.300234s

UC3844AD

购买数量

总价金额： ￥ 43900.8525

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总价金额：￥ 43900.8525

详细描述：升压，降压，反激，正激稳压器正，可提供隔离输出升压，降压 DC DC 切换控制器 IC 14-SOIC