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How does Walmate ensure the quality of my parts?
Walmate takes a proactive approach to customer’s quality concerns from the initial communication, providing cost-effective and rationalized advice from designs, materials, production processes, manufacturability, etc. Once your order is confirmed, we will perform a full Design for Manufacturing (DFM) review to point out any issues that our engineers feel may affect the quality of your parts. We have the ability to share inspection data with you in real-time so we can work together to address any quality issues you may have during production. All incoming materials will meet your design specifications. Final inspection reports before shipment.
Can Walmate provide CMM report?
Walmate does not provide design services, so you will have to have a CAD file ready to use our service. You are responsible for submitting 2D and 3D CAD drawings, and we can then provide a Design for Manufacturing (DFM) review upon receiving your order.
Can Walmate make design drawings for me?
Walmate does not provide design services, so you will have to have a CAD file ready to use our service. You are responsible for submitting 2D and 3D CAD drawings, and we can then provide a Design for Manufacturing (DFM) review upon receiving your order.
Do Walmate offer OQC reports? Like material cert and FAQ?
Walmate offers OQC reports upon request.If required, we can produce additional documentation on material certs, inspection reports, certificates of conformance, etc. We just ask that this information is requested upfront on the order as it becomes very difficult to get something like a material cert afterward!
Do Walmate have any quality certifications?
Walmate is a ISO 9001 & IATF 16949 & ISO 14001 Certified Factory.
Design of the Welding Process for Battery Storage Lower Housing
The design of the welding process for battery storage lower housings, made of aluminum alloy, focuses on structural safety, stability, and airtightness. The housing has integrated flow channels and is divided into flat and flange types. Welding quality is crucial, utilizing friction stir and TIG/CMT welding, meeting standards for tensile strength and airtightness (IP67).
Application of Friction Stir Welding Technology in Battery Tray Manufacturing
At present, the lightweight effect of the aluminum alloy battery tray and plastic top cover scheme is significant and has been adopted by many car manufacturers. The battery tray adopts a scheme of aluminum extrusion profile+friction stir welding+MIG welding, which has low comprehensive application cost, meets the performance requirements, and can achieve the integration of the circulating water channel of water-cooled batteries.
How to effectively prevent or reduce the impact of thermal deformation of battery tray welding?
Battery trays, also known as battery boxes or PACK boxes, are increasingly valued as a very important component in the development of new energy vehicles. The design of battery trays needs to balance the relationship between factors such as weight, safety, cost, and material performance. Aluminum alloys are widely used in automotive lightweight engineering because of their low density and high specific strength, which can ensure rigidity while ensuring vehicle body performance.
Thermal Conductivity of Aluminum Alloy: Principles, Factors, and Applications in High-efficiency Heat Transfer Equipment
Aluminum alloy is the most widely used non-ferrous metal structural material in industry, especially in scenarios where the thermal conductivity of materials is of great concern, and in situations where efficient heat conduction is required, such as electronic equipment heat dissipation, electric vehicle three-power heat dissipation, and battery energy storage systems. In the fields of heat dissipation and aerospace, it is usually used to manufacture efficient heat transfer equipment such as radiators, heat conduction plates, and electronic components.
CSCONN连接器选型表
CSCONN连接器有以下品类:Board TO Board Socket、BTB CONNECTOR、Connector、DC电源插座、FFC/FPC连接器、FPC Connector、FPC连接器、HDMI Connectors、HDMI连接器、Micro USB连接器、Mini RF连接器、Mini USB连接器、Pin Header连接器、RJ45连接器、SD卡座、SIM卡座、T-Flash卡座、USB CONNECTOR、USB Type-C连接器、USB连接器、电池连接器、板对板连接器、耳机插座、接插件、卡托、线对板连接器、连接器
产品型号
|
品类
|
额定电流(A)
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额定电压(V)
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间距 (mm)
|
端子数量
|
产品高度(mm)
|
安装类型
|
CSI07151315005-01
|
卡托
|
0.5A
|
50V
|
0.5mm
|
7
|
1.5mm
|
SMT
|
选型表 - CSCONN 立即选型
明芯微电源管理芯片选型表
无锡明芯微高边开关、低边驱动、理想二极管、E-Fuse、负载开关、氮化镓驱动、激光雷达驱动、SSR、PSR选型表。理想二极管:1-50v 理想二极管,内置10毫欧FET;E-fuse:30毫欧内阻 E-Fuse,外部分压电阻过压保护;高速比较器:4ns双通道高速比较器;负载开关:100毫欧,2.5A,1-5V负载开关;低边驱动:单、双通道,低边驱动,耐压20V,MSOP8小封装;SSR:大功率副边反激控制器,满载65Khz,准谐振,外部过温保护自恢复。
产品型号
|
品类
|
描述
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开关频率(Khz)
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导通特性
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模式
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MX1210T
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反激芯片SSR
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大功率副边反激控制器,满载65Khz,准谐振,外部过压过温输入欠压保护自锁
|
65Khz
|
准谐振
|
Burst mode
|
选型表 - 明芯微 立即选型
ETEK(力芯微电子)TVS选型表
ETEK(力芯微电子)Type-C CC/SBU Port TVS/HDMI/D+ D- Port TVS/ESD Protect TVS/VBUS Port TVS选型:VRWM(V):2.5~30,VBR@1mA(V):4.6~31,CJ(pF):0.22~290,VC@IPP 8/20(V):4.5~49,RD(Ω):0.05~0.3。
产品型号
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品类
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VRWM(V)
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CJ(pF)
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VC@IPP 8/20(V)
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IPP 8/20(A)
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RD(Ω)
|
Package
|
ES79DFVXM
|
Type-C CC/SBU Port TVS
|
7.9
|
290
|
14
|
45
|
0.05
|
DFN1006-2L
|
选型表 - ETEK 立即选型
XKB Connectivity 连接器选型表.
XKB Connectivity提供如下参数的连接器:Type-C连接器采用可逆设计,无论插入方向如何,都可以正确连接,方便用户使用;支持快速充电;焊接温度可达260℃; Type-A连接器电流均可达到3A,最高可以达到5A传输;和耐久性能寿命可达1万次; HDMI连接器采用矩形插头设计,方便插拔和稳定连接, 支持多通道音频传输,包括立体声、5.1声道和7.1声道等, 且具有CEC(Consumer Electronics Control)功能,可实现多个HDMI 设备之间的互联互通和控制; Type-B连接器分为:插脚形;贴片型;沉板型;直插型;焊片型;卧贴型
产品型号
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品类
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安装方式
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操作方式
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离安装面高度(mm)
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标准
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触头材质
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触头镀层
|
额定电流 - 电源(A)
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封装规格
|
焊接温度(最大值)(°C)
|
U216-041N-1WS82-1
|
Type-A连接器
|
焊线式
|
侧面操作
|
2.1
|
USB 2.0
|
黄铜
|
镀金
|
3A
|
焊线
|
260°C
|
选型表 - XKB Connection 立即选型
WAYON power MOSFET选型表
WAYON(维安半导体)提供 Trench P Channel Power MOSFET(沟槽P沟道功率MOSFET)/SGT P Channel Power MOSFET(SGT P沟道功率MOSFET)/Trench N Channel Power MOSFET(沟槽N沟道功率MOSFET)/SGT N Channel Power MOSFET(SGT N沟道功率MOSFET)/Multi-Channel MOSFET Power MOSFET(多沟道功率MOSFET)选型,Type:N/P,ESD:NO/YES,VDS(V):-150~300V,Vgs Max(v):±10~±20V,VGS(th)(V)-Typ.:-3~3.8.
产品型号
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品类
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Package
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Configuration
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Type
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ESD
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VDS(V)
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Vgs Max(V)
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ID at 25℃(A)Max.
|
VGS(th)(V)-Typ.
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Rds(on)Vgs=10V
|
Rds(on)Vgs=10V,(mΩ)Max.
|
Rds(on) Vgs=4.5V,(mΩ)Typ.
|
Rds(on)Vgs=4.5V,(mΩ)Max.
|
Ciss (pF)Typ.
|
Coss (pF)Typ.
|
Crss (pF)Typ.
|
WMB70P02TS
|
Trench P Channel Power MOSFET
|
PDFN5*6-8L
|
Single
|
P
|
NO
|
-20
|
±12
|
-70
|
-0.65
|
3.1
|
4.1
|
3.5
|
4.8
|
4599
|
668
|
577
|
选型表 - WAYON 立即选型
瞬雷电子场效应管选型表
瞬雷电子场效应管选型: Type:P/N/N+N/P+P/N+P,VDS(V):-100~100,ID(A)25℃:-64~800,VTH typ(V):-2~3。
产品型号
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品类
|
Type
|
ESD Diode
|
VDS(V)
|
ID(A)25℃
|
VGS(V)
|
VTH typ(V)
|
RDS(ON)(mΩ typ)-4.5V
|
RDS(ON)(mΩ typ)-2.5V
|
Ciss(pF)
|
Coss(pF)
|
Crss(pF)
|
Packing
|
SP201EMD
|
场效应管
|
P
|
ESD Diode
|
-20
|
-0.6
|
±8
|
0.7
|
500
|
600
|
39
|
6.4
|
4.2
|
DFN1006-3
|
选型表 - 瞬雷电子 立即选型
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支持铲齿散热器鳍片最大加工厚度0.1-10mm,最大宽度600mm,铝挤散热器鳍片最小铝挤厚度5mm,最小鳍片间距1cm;定制散热器产品工艺有热管焊接,穿片,打磨,铲齿,铝挤及CNC加工修边飞面等。
最小起订量: 2pcs 提交需求>

加工精度:精密平面磨床正负0.002;铣床正负0.02,ZNC放电正负0.01。CNC加工材料:铝、钢、聚合物等材料。专注于半导体行业、医疗器械、汽车行业、新能源行业、信息技术行业零部件加工。
最小起订量: 1个 提交需求>