string(2959) "* Trying 220.181.175.236:443...
* Connected to item.szlcsc.com (220.181.175.236) port 443 (#0)
* ALPN, offering http/1.1
* successfully set certificate verify locations:
* CAfile: /etc/ssl/certs/ca-certificates.crt
* CApath: none
* SSL connection using TLSv1.3 / TLS_AES_128_GCM_SHA256
* ALPN, server accepted to use http/1.1
* Server certificate:
* subject: CN=*.szlcsc.com
* start date: Jan 26 00:00:00 2026 GMT
* expire date: Feb 24 23:59:59 2027 GMT
* issuer: C=GB; O=Sectigo Limited; CN=Sectigo Public Server Authentication CA DV R36
* SSL certificate verify ok.
> GET /item/419386.html HTTP/1.1
Host: item.szlcsc.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0
* old SSL session ID is stale, removing
* Mark bundle as not supporting multiuse
< HTTP/1.1 301 Moved Permanently
< Server: Tengine
< Content-Length: 0
< Connection: keep-alive
< Date: Thu, 05 Feb 2026 07:54:59 GMT
< Set-Cookie: acw_tc=76b20fb017702780996801857e1f434a0447449c7c7442e961c26da04b4a29;path=/;HttpOnly;Max-Age=1800
< from: spg
< Location: https://item.szlcsc.com/419386.html
< J-Trace-ID: 858bbb03bdbd4dcfb9ba2ee82811381e
< Via: cache73.l2cn8000[166,165,301-0,M], cache9.l2cn8000[167,0], cache9.cn7954[257,257,301-0,M], cache23.cn7954[263,0]
< Ali-Swift-Global-Savetime: 1770278099
< X-Cache: MISS TCP_MISS dirn:-2:-2
< X-Swift-SaveTime: Thu, 05 Feb 2026 07:54:59 GMT
< X-Swift-CacheTime: 0
< Timing-Allow-Origin: *
< EagleId: dcb5af2b17702780995867598e
<
* Connection #0 to host item.szlcsc.com left intact
* Found bundle for host item.szlcsc.com: 0x5981115c8910 [serially]
* Re-using existing connection! (#0) with host item.szlcsc.com
* Connected to item.szlcsc.com (220.181.175.236) port 443 (#0)
> GET /419386.html HTTP/1.1
Host: item.szlcsc.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0
* Mark bundle as not supporting multiuse
< HTTP/1.1 200 OK
< Server: Tengine
< Content-Type: text/html; charset=utf-8
< Transfer-Encoding: chunked
< Connection: keep-alive
< Date: Thu, 05 Feb 2026 07:55:00 GMT
< Set-Cookie: acw_tc=781bad5017702780999455914e3ee182cb1392ec7a973c412b1c38d3700b93;path=/;HttpOnly;Max-Age=1800
< Vary: Accept-Encoding
< from: spg
< Cross-Origin-Opener-Policy: same-origin
< Cross-Origin-Embedder-Policy: same-origin
< x-device-type: desktop
< Cache-Control: public, must-revalidate
< X-Powered-By: Next.js
< ETag: "6ln547ig3r2gj0"
< Vary: Accept-Encoding
< J-Trace-ID: 0742b9e120e443f0a663a9c1f83ed086
< Via: cache78.l2cn8000[147,147,200-0,M], cache32.l2cn8000[148,0], cache11.cn7954[268,268,200-0,M], cache23.cn7954[273,0]
< Ali-Swift-Global-Savetime: 1770278100
< X-Cache: MISS TCP_MISS dirn:-2:-2
< X-Swift-SaveTime: Thu, 05 Feb 2026 07:55:00 GMT
< X-Swift-CacheTime: 10800
< Timing-Allow-Origin: *
< EagleId: dcb5af2b17702780998521296e
<
* Connection #0 to host item.szlcsc.com left intact
"
RT7258GSP中文资料_最新报价_数据手册下载_RICHTEK(立锜)-DC-DC电源芯片-立创商城
温馨提醒:图片仅供参考,商品以实物为准
RT7258GSP
降压型 8A 4.5V~24V
SMT扩展库SMT补贴嘉立创PCB免费打样私有库下单最高享92折
- 描述
- RT7258是一款同步降压DC/DC转换器,具有集成的高侧内部功率MOSFET和低侧外部功率MOSFET的栅极驱动器。它可以提供高达8A的输出电流,输入电压范围为4.5V至24V。开关频率为600kHz,输出电压可调范围为0.808V至15V。
- 商品型号
- RT7258GSP
- 商品编号
- C425177
- 商品封装
- SOIC-8
- 包装方式
- 编带
- 商品毛重
- 0.108克(g)
商品概述
RT7258是一款同步降压DC/DC转换器,集成了高端内部功率MOSFET和用于低端外部功率MOSFET的栅极驱动器。它能在4.5V至24V的输入电源下提供高达8A的输出电流。RT7258的电流模式架构可在更宽的输入电压和负载范围内优化瞬态响应。逐周期电流限制可防止输出短路,软启动功能可消除启动期间的输入电流浪涌。RT7258可与频率范围为300kHz至1.5MHz的外部时钟同步。
RT7258提供WDFN-14L 4x3和SOP-8(外露焊盘)封装。
商品特性
- 输入电压范围:4.5V至24V
- 输出电流:8A
- 内部高端N-MOSFET导通电阻:45mΩ
- 电流模式控制
- 开关频率:600kHz
- 输出电压可调范围:0.808V至15V
- 效率高达95%
- 内部补偿
- 搭配陶瓷电容可稳定工作
- 同步外部时钟:300kHz至1.5MHz
- 逐周期电流限制
- 输入欠压锁定
- 输出欠压保护
- 电源正常指示
- 热关断保护
- 符合RoHS标准且无卤
应用领域
- 分布式电源系统中的负载点稳压器
- 数字机顶盒
- 个人数字录像机
- 宽带通信
- 平板电视和显示器
string(1477) "* Trying 220.181.175.239:443...
* Connected to so.szlcsc.com (220.181.175.239) port 443 (#0)
* ALPN, offering http/1.1
* successfully set certificate verify locations:
* CAfile: /etc/ssl/certs/ca-certificates.crt
* CApath: none
* SSL connection using TLSv1.3 / TLS_AES_128_GCM_SHA256
* ALPN, server accepted to use http/1.1
* Server certificate:
* subject: CN=*.szlcsc.com
* start date: Jan 26 00:00:00 2026 GMT
* expire date: Feb 24 23:59:59 2027 GMT
* issuer: C=GB; O=Sectigo Limited; CN=Sectigo Public Server Authentication CA DV R36
* SSL certificate verify ok.
> POST /search HTTP/1.1
Host: so.szlcsc.com
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0
Content-Length: 9
* upload completely sent off: 9 out of 9 bytes
* old SSL session ID is stale, removing
* Mark bundle as not supporting multiuse
< HTTP/1.1 405 Not Allowed
< Server: Tengine
< Content-Type: text/html; charset=utf-8
< Content-Length: 2657
< Connection: keep-alive
< Date: Thu, 05 Feb 2026 07:55:00 GMT
< Set-Cookie: acw_tc=76b20f5217702781002384092e71cfb0e0e2f7271238b6a51a6a24702e0052;path=/;HttpOnly;Max-Age=1800
< Cache-Control: no-cache, no-store
< Pragma: no-cache
< x-alicdn-da-ups-status: endOs,0,405
< Via: ens-cache51.l2eu95-10[5,0], cache34.cn7954[35,0]
< Timing-Allow-Origin: *
< EagleId: dcb5af4017702781002217999e
<
* Connection #0 to host so.szlcsc.com left intact
"
405string(1477) "* Trying 220.181.175.236:443...
* Connected to so.szlcsc.com (220.181.175.236) port 443 (#0)
* ALPN, offering http/1.1
* successfully set certificate verify locations:
* CAfile: /etc/ssl/certs/ca-certificates.crt
* CApath: none
* SSL connection using TLSv1.3 / TLS_AES_128_GCM_SHA256
* ALPN, server accepted to use http/1.1
* Server certificate:
* subject: CN=*.szlcsc.com
* start date: Jan 26 00:00:00 2026 GMT
* expire date: Feb 24 23:59:59 2027 GMT
* issuer: C=GB; O=Sectigo Limited; CN=Sectigo Public Server Authentication CA DV R36
* SSL certificate verify ok.
> POST /search HTTP/1.1
Host: so.szlcsc.com
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0
Content-Length: 9
* upload completely sent off: 9 out of 9 bytes
* old SSL session ID is stale, removing
* Mark bundle as not supporting multiuse
< HTTP/1.1 405 Not Allowed
< Server: Tengine
< Content-Type: text/html; charset=utf-8
< Content-Length: 2657
< Connection: keep-alive
< Date: Thu, 05 Feb 2026 07:55:00 GMT
< Set-Cookie: acw_tc=2f61f27a17702781003103438e95d34412d1d3962c2135bc7a8106321f50f2;path=/;HttpOnly;Max-Age=1800
< Cache-Control: no-cache, no-store
< Pragma: no-cache
< x-alicdn-da-ups-status: endOs,0,405
< Via: ens-cache76.l2eu95-10[4,0], cache18.cn7954[50,0]
< Timing-Allow-Origin: *
< EagleId: dcb5af2617702781002732397e
<
* Connection #0 to host so.szlcsc.com left intact
"
405string(1477) "* Trying 220.181.175.240:443...
* Connected to so.szlcsc.com (220.181.175.240) port 443 (#0)
* ALPN, offering http/1.1
* successfully set certificate verify locations:
* CAfile: /etc/ssl/certs/ca-certificates.crt
* CApath: none
* SSL connection using TLSv1.3 / TLS_AES_128_GCM_SHA256
* ALPN, server accepted to use http/1.1
* Server certificate:
* subject: CN=*.szlcsc.com
* start date: Jan 26 00:00:00 2026 GMT
* expire date: Feb 24 23:59:59 2027 GMT
* issuer: C=GB; O=Sectigo Limited; CN=Sectigo Public Server Authentication CA DV R36
* SSL certificate verify ok.
> POST /search HTTP/1.1
Host: so.szlcsc.com
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0
Content-Length: 9
* upload completely sent off: 9 out of 9 bytes
* old SSL session ID is stale, removing
* Mark bundle as not supporting multiuse
< HTTP/1.1 405 Not Allowed
< Server: Tengine
< Content-Type: text/html; charset=utf-8
< Content-Length: 2657
< Connection: keep-alive
< Date: Thu, 05 Feb 2026 07:55:00 GMT
< Set-Cookie: acw_tc=76b20fe017702781003802567e08bb241b04f025bee52605cf7f01e18f70b2;path=/;HttpOnly;Max-Age=1800
< Cache-Control: no-cache, no-store
< Pragma: no-cache
< x-alicdn-da-ups-status: endOs,0,405
< Via: ens-cache57.l2eu95-10[5,0], cache12.cn7954[57,0]
< Timing-Allow-Origin: *
< EagleId: dcb5af2017702781003393496e
<
* Connection #0 to host so.szlcsc.com left intact
"
405string(1658) "* Trying 106.117.209.55:443...
* Connected to www.jlc-smt.com (106.117.209.55) port 443 (#0)
* ALPN, offering http/1.1
* successfully set certificate verify locations:
* CAfile: /etc/ssl/certs/ca-certificates.crt
* CApath: none
* SSL connection using TLSv1.3 / TLS_AES_256_GCM_SHA384
* ALPN, server accepted to use http/1.1
* Server certificate:
* subject: CN=*.jlc-smt.com
* start date: Dec 29 00:00:00 2025 GMT
* expire date: Jan 16 23:59:59 2027 GMT
* issuer: C=GB; O=Sectigo Limited; CN=Sectigo Public Server Authentication CA DV R36
* SSL certificate verify ok.
> GET /lcsc/detail/C425177.html HTTP/1.1
Host: www.jlc-smt.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0
* old SSL session ID is stale, removing
* Mark bundle as not supporting multiuse
< HTTP/1.1 200 OK
< Date: Thu, 05 Feb 2026 07:55:00 GMT
< Content-Type: text/html; charset=utf-8
< Content-Length: 87381
< Connection: keep-alive
< Server: openresty
< Set-Cookie: HWWAFSESID=d34be7ff1ea079268b; path=/
< Set-Cookie: HWWAFSESTIME=1770278098178; path=/
< Vary: Accept-Encoding
< X-Powered-By: Next.js
< ETag: "eibltg94w51tdl"
< Vary: Accept-Encoding
< J-Trace-ID: 51564cf692a944bebbb9a84caa545d1b
< Cache-Control: no-store
< x-ccdn-errcode-src: 20
< via: CHN-HEtangshan-AREACT9-CACHE27[557],CHN-HEtangshan-AREACT9-CACHE16[0,TCP_MISS,554],CHN-HEtangshan-AREACT9-CACHE16[ovl,511],CHN-GDdongguan-GLOBAL5-CACHE149[ovl,341]
< Age: 1
< x-hcs-proxy-type: 0
< X-CCDN-CacheTTL: 0
< Accept-Ranges: bytes
< X-CCDN-REQ-ID-46B1: 0a92a7df5c71115115d3609b21a7a201
<
* Connection #0 to host www.jlc-smt.com left intact
"
RT7258GSP_RICHTEK(立锜)_RT7258GSP中文资料_PDF手册_价格降压型 8A 4.5V~24V
扩展库- 品牌名称
- RICHTEK(立锜)
- 厂家型号
- RT7258GSP
- 商品编号
- C425177
- 商品封装
- SOIC-8
- 商品毛重
- 0.000108千克(kg)
- 包装方式
- 编带
- ECCN
- EAR99
商品参数
功能类型:降压型,同步整流:是,工作温度:-40℃~+85℃@(TA),工作电压:4.5V~24V,开关管(内置/外置):内置,开关频率:600kHz,开关频率:600kHz,拓扑结构:降压式,输出电压:0.808V~15V,输出电流:8A,输出类型:可调,输出通道数:1,静态电流(Iq):-
阶梯价格(含税价)
| 梯度 | 售价 |
|---|
| 1+ | ¥7.07/个 |
| 10+ | ¥5.99/个 |
| 30+ | ¥5.39/个 |
| 100+ | ¥4.72/个 |
| 500+ | ¥4.43/个 |
| 1000+ | ¥4.29/个 |
库存总量
25 PCS
RT7258GSP 丝印详情 | 丝印反查搜索 - sa1tech
历史价格走势
立创商城
最低价: 3.65元
2026-01-11 08:26:23
最高价: 4.75元
2026-01-15 22:14:15
平均价: 4.18元
华秋商城
最低价: 4.4064元
2026-01-04 04:05:31
最高价: 5.13元
2026-01-11 08:26:23
平均价: 5.01元
基本
文件
流程
错误
SQL
调试
- 请求信息 : 2026-02-05 15:54:58 HTTP/1.1 GET : http://marking.sa1tech.com/detail/1441971.html
- 运行时间 : 4.392179s [ 吞吐率:0.23req/s ] 内存消耗:513.03kb 文件加载:191
- 查询信息 : 0 queries
- 缓存信息 : 0 reads,0 writes
- CONNECT:[ UseTime:0.008428s ] mysql:host=127.0.0.1;port=3306;dbname=szlcsc;charset=utf8
- SHOW FULL COLUMNS FROM `item` [ RunTime:0.004441s ]
- SELECT * FROM `item` WHERE `id` = 1441971 LIMIT 1 [ RunTime:0.000454s ]
- SHOW FULL COLUMNS FROM `marking` [ RunTime:0.006011s ]
- SELECT * FROM `marking` WHERE `original_item_id` = 419386 [ RunTime:0.000379s ]
- SHOW FULL COLUMNS FROM `vote` [ RunTime:0.003114s ]
- SELECT SUM(`up`) AS think_sum FROM `vote` WHERE `marking_id` = 89437 LIMIT 1 [ RunTime:0.002610s ]
- SELECT SUM(`down`) AS think_sum FROM `vote` WHERE `marking_id` = 89437 LIMIT 1 [ RunTime:0.002715s ]
- SELECT SUM(`up`) AS think_sum FROM `vote` WHERE `marking_id` = 89438 LIMIT 1 [ RunTime:0.000220s ]
- SELECT SUM(`down`) AS think_sum FROM `vote` WHERE `marking_id` = 89438 LIMIT 1 [ RunTime:0.001499s ]
- SELECT * FROM `item` WHERE `item_id` = 419384 [ RunTime:0.001866s ]
- SELECT * FROM `item` WHERE `item_id` = 242011 [ RunTime:0.001349s ]
- SHOW FULL COLUMNS FROM `price` [ RunTime:0.001142s ]
- SELECT * FROM `price` WHERE `item_id` = 1441971 ORDER BY `date` ASC [ RunTime:0.118160s ]
- SHOW FULL COLUMNS FROM `view` [ RunTime:0.001039s ]
- SELECT `view` FROM `view` WHERE `item_id` = 1441971 LIMIT 1 [ RunTime:0.004482s ]
- UPDATE `view` SET `view` = 47 , `date` = 1770278101 WHERE `item_id` = 1441971 [ RunTime:0.037507s ]
- SELECT * FROM `price` WHERE `item_id` = 1441971 AND `shop_id` = 1 AND `date` > 1770191701 [ RunTime:0.560795s ]
- INSERT INTO `price` SET `item_id` = 1441971 , `shop_id` = 1 , `qty` = -1 , `price` = '4.29' , `date` = 1770278101 [ RunTime:0.000417s ]
- SELECT * FROM `price` WHERE `item_id` = 1441971 AND `shop_id` = 2 AND `date` > 1770191701 [ RunTime:0.752957s ]
- INSERT INTO `price` SET `item_id` = 1441971 , `shop_id` = 2 , `qty` = -1 , `price` = '5.8212' , `date` = 1770278102 [ RunTime:0.000359s ]

4.393819s