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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

QT49-4.000MAAJ-B

购买数量

总价金额：￥ 0

样品申购

详细描述：4 MHz ±30ppm 晶体 18pF HC-49/US

产品参数

产品属性	属性值
ESR（等效串联电阻）	150 Ohms
制造商	QST
包装	散装
大小、尺寸	0.453" 长 x 0.197" 宽（11.50mm x 5.00mm）
安装类型	通孔
封装、外壳	HC-49、US
工作模式	基谐
工作温度	-20°C ~ 70°C
等级	-
类型	MHz 晶体
系列	QT49
负载电容	18pF
零件状态	在售
频率	4 MHz
频率容差	±30ppm
频率稳定性	±30ppm
高度 - 安装（最大值）	0.145"（3.68mm）

PDF描述： 4 MHz ±30ppm 晶体 18pF HC-49/US

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SHOW FULL COLUMNS FROM `visit_log` [ RunTime:0.002313s ]
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SELECT `id`,`typeid`,`name`,`typestr` FROM `product_type` WHERE `id` NOT IN (11,12,13,14,15) AND `id` <= 750 [ RunTime:0.000482s ]
SHOW FULL COLUMNS FROM `o_cart` [ RunTime:0.001616s ]
SELECT COUNT(*) AS think_count FROM `o_cart` WHERE ( `userId` = 0 AND `visitIP` = '216.73.217.134' ) [ RunTime:0.000270s ]
SHOW FULL COLUMNS FROM `ad` [ RunTime:0.001255s ]
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SHOW FULL COLUMNS FROM `stock` [ RunTime:0.001761s ]
SELECT `s`.*,`u`.`company`,`t`.`name` FROM `stock` `s` LEFT JOIN `user` `u` ON `u`.`id`=`s`.`userid` LEFT JOIN `product_type` `t` ON `t`.`id`=`s`.`categoryid` WHERE `s`.`id` = '17173664' LIMIT 1 [ RunTime:0.001262s ]
SHOW FULL COLUMNS FROM `stock_pra` [ RunTime:0.001364s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 17173664 [ RunTime:0.000759s ]
SHOW FULL COLUMNS FROM `stock_price` [ RunTime:0.001273s ]
SELECT * FROM `stock_price` WHERE `stockid` = 17173664 ORDER BY `minOrder` ASC [ RunTime:0.002462s ]
SHOW FULL COLUMNS FROM `stock_unitquantity` [ RunTime:0.002239s ]
SELECT * FROM `stock_unitquantity` WHERE `stockid` = 17173664 ORDER BY `unit` DESC [ RunTime:0.000265s ]
SHOW FULL COLUMNS FROM `stock_warehousequantity` [ RunTime:0.001423s ]
SELECT * FROM `stock_warehousequantity` WHERE `stockid` = 17173664 [ RunTime:0.004682s ]
SELECT `name` FROM `product_type` WHERE `id` = 0 LIMIT 1 [ RunTime:0.001921s ]
SELECT * FROM `stock_price` WHERE `stockid` = 17173664 ORDER BY `minOrder` ASC [ RunTime:0.000262s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.001394s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'QT49-4.000MAAJ-B' LIMIT 1 [ RunTime:0.000231s ]
CONNECT:[ UseTime:0.000644s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.002028s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'QT49-4.000MAAJ-B' LIMIT 1 [ RunTime:0.003757s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.002371s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'QT49-4.000MAAJ-B' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.000978s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'QT49-4.000MAAJ-B' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.001437s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.000739s ]

0.243982s

QT49-4.000MAAJ-B

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详细描述：4 MHz ±30ppm 晶体 18pF HC-49/US

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PDF描述： 4 MHz ±30ppm 晶体 18pF HC-49/US

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