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PTCR1206 Datasheet(PDF) 1 Page - List of Unclassifed Manufacturers |
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PTCR1206 Datasheet(HTML) 1 Page - List of Unclassifed Manufacturers |
1 / 2 page Surface Mounted Thermistors PTCR Series • TCR’s up to +3500 ppm • Custom designs available • Solder terminations have a nickel barrier layer • Resistance range 10 ohms to 800 ohms • Tolerances down to 2% • Available in 0805 and 1206 sizes General Note Welwyn Components reserves the right to make changes in product specification without notice or liability. All information is subject to Welwyn’s own data and is considered accurate at time of going to print. © Welwyn Components Limited · Bedlington, Northumberland NE22 7AA, UK Telephone: +44 (0) 1670 822181 · Facsimile: +44 (0) 1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com Electrical Data Issue C · 08.04 A subsidiary of TT electronics plc Welwyn Components Commercial PTCR 0805 PTCR 1206 Notes Power rating at 70°C watts 0.1 0.25 Resistance range ohms 10R to 400R 10R to 800R Limiting element voltage volts 100 200 TCR -55°C to 155°C ppm/°C See table below Resistance tolerance at 20°C % 2, 5, 10 Ambient temperature range °C -55 to 155 Values ohms E24 & E96 preferred Any value to order Thermal impedance °C/watt 360 200 For 10 devices mounted on a 50 x 25mm p.c.b. area 37 Variation of TCR within Value Range Value range (ohms) TCR (ppm/°C) 10 to <25 3500 ± 10% 25 to <50 3100 ± 10% 50 to <100 2900 ± 10% 10 to <200 2700 ± 15% 200 to <400 2400 ± 15% 400 to <800 2200 ± 15% Physical Data 10000 1000 100 10 1 -55 -15 25 65 105 145 Temperature °C 10R 800R Dimensions (mm) and weight (g) Style L W T max A B* Wt nom 0805 2.0 ± 0.3 1.25 ± 0.2 0.6 0.3 ± 0.15 0.9 min 0.009 1206 3.2 ± 0.4 1.6 ± 0.2 0.7 0.4 ± 0.2 1.7 min 0.0090 *This dimension determines the number of conductors which may pass under the surface mounted device. T W A A B L Wrap-around terminations (3 faces) PTCR_C.qxd 8/9/04 4:00 PM Page 1 |
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