smd professional trimmers type 3270 series literature no. 1773137 issued: 08-05 dimensions are shown for reference purposes only. dimensions are in millimetres unless otherwise specified. specifications subject to change. www.tycoelectronics.com passives.tycoelectronics.com key features stable, infinite resolution element high temperature construction 0.25 watt power rating at 85? low temperature coefficient: 100ppm/? vertical and low profile adjust style sealed to withstand dip and wave solder packaged in plastic tubes type 3270 series this is the surface mount version of the popular tyco 4270. top adjust and low profile side adjust versions are available in special high temperature resistant packages. this multi-turn device offers good setability, infinite resolution and the other specification features typical of conventional trimmers yet now suitable for s.m. applications. characteristics - electrical characteristics - mechanical characteristics - environmental maximum exposure temperature/time: +245? 10 seconds power rating (300 volts maximum): 0.25 watt at 85? derating to zero at 150? temperature range: -65? to 150? temperature coefficient of resistance: 100ppm/? maximum seal test: 85? fluorinert humidity: mil std 202 method 106 (2% ? tr, ir 100 mw minimum) vibration: 30g (1% ? tr % ? vr) shock: 100g (1% ? tr % ? vr) load life: ? r 3% (1000 hours, 0.25 watts at 85?) mechanical life: 200 cycles resistance range: 10r to 1m resistance tolerance: 10% standard (closer tolerance available) absolute minimum resistance: 1% or 2 ohms maximum contact resistance variation: 3.0% or 3 ohms (whichever is greater) adjustability: voltage 0.02% : resistance 0.05% resolution: infinite insulation resistance: 500 vdc, 1000m minimum dielectric strength: sea level 600 vac 80,000 feet 250 vac electrical travel: 12 turns nominal torque: 21 mnm maximum mechanical stops: wiper idles terminals: solderable pins weight: 0.4 gram maximum mechanical travel: 16 turns nominal
smd professional trimmers type 3270 series literature no. 1773137 issued: 08-05 dimensions are shown for reference purposes only. dimensions are in millimetres unless otherwise specified. specifications subject to change. www.tycoelectronics.com passives.tycoelectronics.com dimensions - 3270p 3270w the 3270w is supplied in tubes of 50 pieces how to order 3270 p 104 k common part p - low profile side adjust w - top adjust orientation the first two digits are significant figures of resistance value and the third denotes the number of zeros following. e.g. 1k: 102 10k: 103 100k: 104 resistance value tolerance 3270 - 6mm multiturn trimmer k - 10 %
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