Walsin Technology Corporation

Walsin Technology Corporation researches, develops, manufactures, and markets ceramic electronic components for electronic and electrical industries. The main products are surface mount multi-layer chip capacitors (MLCCs), positive temperature coefficient resistors (PTCRs), chip resistors, multi-layer chip inductors (MLCIs) and beads, chip arrays, and zinc oxide varistors.

Walsin Technology Corporation was founded in 1985. R&D, manufacture and sale of ceramic electronic components for the electronic and electrical engineering industries. Incorporated in 1992, Walsin Technology Corporation (WTC) is the world’s leading manufacturer of passive components with one-stop-shop product portfolio and worldwide delivery platform. Walsin is a global leader in the passive component field, with production capacity to produce more than 700 billion parts per year. Product focus is on commodity SMD resistors and multilayer ceramic capacitors (MLCCs) at very competitive prices.

The company’s product lineup includes multiple-layer ceramic chip (MLCC) capacitor/array, chip-resistor/array & networks, RF components, disc capacitor, varistor, and chip fuse. Products: Walsin is a global leader in the passive component field, with production capacity to produce more than 700 billion parts per year. Product focus is on commodity SMD resistors and multilayer ceramic capacitors (MLCCs) at very competitive prices.
MLCC Chip-R HF Devices Chip Inductor,Chip Bead Varistor PTCR Nickel Metal Hydride Rechargable Batteries
Applications
Walsin Multilayer Ceramic Capacitor(MLCC): Thier major appilcation are: Motherboards Hard Disc Drives Monitors Keyboards CD-ROM Modems These products have the following attributes: High stability and high reliability. Wide capacitance range. Suitable for high efficiency factory automation surface mounted operation. Lead-free terminations are upon customer requested. MLCC Construction and General information Part Number Coding Rule, Dimensions Relibility requirement and packaging specificaiton for MLCCs Surface Mounted Application Note MLCC Application Guide WTC BME MLCC introduction
Chip-R: Thier major appilcation are: General purpose resistors Low ohmic for current sensing resistors Special functional resistors (0.1%, Trimmable, High ohmic, Gold terminations, Non E96 resistance...) Isolated chip resistors array Bussed chip resistors network Hi-freq. pai type chip attenuator
HF Devices: Low profile (9.5x5.5x1.3 mm max.) Embedded Antenna, Surface mountable device Free impedance matching Excellence performance in radiation, Bandwidth 360MHz LTCC (Low Temperature Co-fired Ceramics) technology
Nickel Metal Hydride Rechargable Batteries: Portable communication devices: Cellular and portable telephones Notebook computers Radios and other miniaturized electronic devices Electrical bicycles, scooters and motor vehicles
Characteristics
MLCC
Various types of dielectric selections: NPO/X7R/Z5U/Y5V A wide range of chip sizes from 0603 to 1812 High volume efficiency of capacitance Specialized design for high voltage, igh frequency and high capacitance applications

Chip-R
Small and compact size. High stability and high reliability. Suitable for high efficiency factory automation surface mounted operation. Lead-free chip-R are upon customer requested. Reliability performance meet -55°C ~ +155°C temperature operation requirement.
Nickel Metal Hydride Rechargable Batteries
High energy density (50% more than Ni-Cd) Over 500 cycle life 1.2V nominal voltage Stable discharge characteristics Fast charge/discharge Low environmental impact
Specifications:
MLCC


Nickel Metal Hydride Rechargable Batteries

smd footprint dimensions

walsin rf catalog

Chip Resistors Catalog

General Chip Resistor Catalogue

Walsin Technology Corp (Passive System Alliance)

Graphic repesenting Walsin Corp Tech Passive Compnants

Walsin Technology Corp (Passive System Alliance) manufacture Multiple-layer Ceramic Chip (MLCC) Capacitor, Chip-resistor, RF Components, Disc Capacitor, Varistor, Iinductor and ChipFfuse, and they are ranked as top 5 global passive component supplier with mass production capacity. Recognizing the importance of technical capability, Walsin strongly committed to R&D with annual spending of 3% of its sales since 2001. To ensure their product specs are in line with customers’ expectations, they benchmark their product development roadmap against industry trend and focus on developing miniaturized and speciality components that are both cost effective and environmental-friendly.

PRODUCT INFORMATION
MLCC
		MLCC product catalogue
		MLCC product short form
		MLCC Construction and General information
		MLCC Application Guide
		Application Note for Lead (Pb) free IR reflow soldering

Chip Resistor
		Chip-R product catalogue (4.95MB)
		Chip-R product short form (781KB)
		Chip-R new product information ( 1.15 MB) (Powerpoint)
		IEC63 Standard Resistance (E1/E3/E6/E12/E24/E96)
		Application Note with Soldering Profile (407KB)

Disc Capacitor
		Disc Capacitors Product Catalogue
		MLC Radial Lead Capacitor (Links to an ASP page with the links below)
		Radial Leaded Multilayer Ceramic Capacitor SAP Part Number Explanation
		Features and Capacitance Chart
		Ceramic Capacitor Specification and Packing Quantity
		MCL Radial Lead Capacitor Data Sheet

sRF Devices and High Frequency Inductors
		RF product catalogue
		RF product short form (176KB)
		Walsin Tech. RF Product overview (1,354 KB)
		High Q Characteristics High self resonant frequency (SRF) Compact size is suitable for small portable equipment, in particular, for card size equipment The external electrodes with nickel barrier structure provide excellent solder heat resistance Multilayered ceramic construction provides high reliability
		Applications RF resonance circuit RF choke Cellular mobile phone, Pagers, CT-2, TRS Cordless phone, Audio equipment Wireless CATV, Wireless LAN, Radio communication equipment GSM, PDA, DECT, PHS, GMPCS Portable hand held PC, PDAs

Inductor
		Inductor product catalogue
		From general purpose inductor, RF inductor, to power inductor, Walsin offers a wide range of inductance values. Based on product structure and intended application, Walsin’s inductors are categorized into four types: multi-Layer inductor, wire wound chip, SMD air coil, and power inductor, to address demands from power supply, communication, and many other electronic applications.
		For detailed product information, please refer to product catalogue.

Varistors
		Multilayer Fabrication Technology Small and compact size (0402~1206) -55°C to 125°C Operating Temperature Range Wide Operating Voltage Range (DC) from 5.5V to 85V Able to withstand high surge current Bi-directional Clamping characteristic Plated and Ni/Sn Lead free terminations
		Applications Cellular phones, data transmission lines, LANs, modems, PC, SCART sockets etc. ESD Protection for Components Sensitive to IEC 1000-4-2, MIL-STD-883C Method 3015.7 and Other Industry Specifications Provides Circuit Board Transient Voltage Protection for ICs and Transistors Replace Larger Surface Mount TVS Zeners Diodes.
		Multilayer Chip Varistor For ESD Protection at High Speed Application
		Multilayer Chip Varistor For ESD / Surge Protection
		High performance transient voltage suppression Short response time to surge voltage Low standby power dissipation Excellent clamping characteristics High performance withstanding surge currents High reliability * UL, CSA, VDE and SEV recognised
		Applications Protection against surges induced by lighting striking from incoming power lines. Surge protection in: 1. Consumer electronics 2. Industrial electronics 3. Communication electronics 4. Measuring and controlling systems 5. Electronic home appliances Suppression of surges caused by switching inductive loads such as transformers, relays and coils. Protection of rectification diodes, SCRs, power transistors, semiconductor devices, etc.

Walsin Technology Corporation

Products:

Applications

Walsin Technology Corp (Passive System Alliance)