PTC Thermistors POSISTOR® Application Manual
14Pages

Note • Please read rating and CAUTION (for storage and operating, rating, soldering and mounting, handling) in this catalog to prevent smoking and/or burning, etc. • This catalog has only typical specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. Application Manual

Note • Please read rating and CAUTION (for storage and operating, rating, soldering and mounting, handling) in this catalog to prevent smoking and/or burning, etc. • This catalog has only typical specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. for EU RoHS Compliant All the products on this catalog are complied with EU RoHS. EU RoHS is "the European Directive 2011/65/EC on the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment". • For more details, please...

Note • Please read rating and CAUTION (for storage and operating, rating, soldering and mounting, handling) in this catalog to prevent smoking and/or burning, etc. • This catalog has only typical specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. POSISTOR® Application and Variety List————2 2 The basic design data 3 Structure of POSISTOR® ——————————————— 4 Practical applications of POSISTOR® POSISTOR® and "POSISTOR" in this manual are the trademarks of Murata Manufacturing Co., Ltd. The basic design...

Note • Please read rating and CAUTION (for storage and operating, rating, soldering and mounting, handling) in this catalog to prevent smoking and/or burning, etc. • This catalog has only typical specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. POSISTOR® Application and Variety List Over current Protection Application Target device Information equipment Communications equipment Home electronics Household equipment Power supply Plasma TV LCD TV Projection TV CATV STB Video camera Digital camera DVD...

Note • Please read rating and CAUTION (for storage and operating, rating, soldering and mounting, handling) in this catalog to prevent smoking and/or burning, etc. • This catalog has only typical specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 1 Characteristics of POSISTOR® 1. Introduction Barium titanate (BaTiO3) is a ferroelectric substance that was first identified in 1944. Its resistivity at room temperature becomes an n-type controlled-valency semiconductor with 1-106ohm · cm, if a slight...

Note • Please read rating and CAUTION (for storage and operating, rating, soldering and mounting, handling) in this catalog to prevent smoking and/or burning, etc. • This catalog has only typical specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2 The basic design data 1. Resistance - temperature characteristics can be changed as shown in Fig. 2 and Fig. 3. In the case where a POSISTOR is used for temperature compensation, of a transistor for example, this method is useful to obtain suitable...

Note • Please read rating and CAUTION (for storage and operating, rating, soldering and mounting, handling) in this catalog to prevent smoking and/or burning, etc. • This catalog has only typical specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. The basic design data 2. Voltage - current characteristics (Static characteristics) All POSISTOR characteristic : AR Ambient temperature : at 25°C Fig. 4-2 Changing dimension and resistance value Ambient temperature Fig. 4-3 Changing ambient temperature...

Note • Please read rating and CAUTION (for storage and operating, rating, soldering and mounting, handling) in this catalog to prevent smoking and/or burning, etc. • This catalog has only typical specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. The basic design data 3. Current - time characteristics (Dynamic Characteristics) Fig. 6-3 Inrush current and attenuation 6 1000 PTGL07AR Ta=25°C Rs=KRpo Rpo : Resistance value of a POSISTOR at 25°C Fig. 6-1 Current - time characteristic (AC) If a specific...

^ Not6 * Please read rating and &CAUTION (for storage and operating, rating, soldering and mounting, handling) in this catalog to prevent smoking and/or burning, etc. • This catalog has only typical specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. Leaded products of POSISTOR, as shown in Fig. 8, can have their POSISTOR element either: soldered to lead wires and its surface then coated with epoxy resin, or the element can be held in place by spring terminals and encased in a plastic housing. In the...

Note • Please read rating and CAUTION (for storage and operating, rating, soldering and mounting, handling) in this catalog to prevent smoking and/or burning, etc. • This catalog has only typical specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 4 Practical applications of POSISTOR® 1. For temperature sensor and temperature compensation 1. For temperature compensation and overheat sensing of transistors More than two pieces of POSISTOR can cover multi hot spots working with a comparator. Fig. 9-2...