Economy Trimmers Type 409 Series Key Features � Stable High Resolution Cermet Element � Rugged Construction � PCB Standoffs � Wide Value Range � 0.5 Watt Power Rating � High Reliability � Dust and Splash Proof � Auto Adjust Head Available The 409 series offers typical TE Connectivity (TE) features, the stability of a cermet resistive element, and an attractive price. The range satisfies many applications in industrial and professional equipment. Components are available with top, underside, side, finger, auto and skeleton adjustments. The 409 is widely used in power supplies, telecommunications, medical instrumentation and the automotive industry. Characteristics - Electrical Resistance Range: 100R to 1M (Linear) Resistance Values: 1, 2, 5 in each decade Resistance Tolerance: ± 20% End Resistance: 2% Nominal Wiper Current: 50mA maximum Power Rating: 0.5W at 70°C derating to zero at 100°C Limiting Element Voltage: 200V DC or AC RMS maximum Rotational Noise (CRV): 3% maximum Temperature Coefficient: ±250ppm/°C Characteristics - Mechanical End Stop: 50 mNm minimum Starting Torque: 30 mNm maximum Mechanical Adjustment: 260° nominal Operational Life: 100 turns Characteristics - Environmental Temperature Range: - 25°C to + 100°C Load Life at 70°C: ΔR < 5% after 1000 hours Sealing: Dust Proof Climatic Category: 25/100/21 1773118 CIS BI 06/2011 Dimensions are in millimeters Dimensions are shown for For email, phone or live chat, go to: te.com/help and inches unless otherwise reference purposes only. specified. Values in brackets Specifications subject are standard equivalents. to change. Economy Trimmers Type 409 Series Dimensions 409H 409V 3.2 8.8 ±0.5 12 3 3.6 3 - ş1.2 Holes 5 ±0.1 Mounting Surface Resistance Indication 1.2 3 - 1.0 5 ±0.5 4.15 2.5 How to Order 409 H A 104 M Common Part Adjustment Style Head Style Resistance Value Tolerance The first two digits A - Phillips Slot H - Top / Bottom are significant Adjust figures of resistance 409 M - –20% R - Auto Adjust value and the third V - Side Adjust denotes the number S - Finger Adjust of zeros following. T - Minus Slot e.g. 100R: 101 1K0: 102 X - Skeleton 10K: 103 TE Connectivity, TE connectivity (logo) and TE (logo) are trademarks. Other logos, product and Company names mentioned herein may be trademarks of their respective owners. While TE has made every reasonable effort to ensure the accuracy of the information in this datasheet, TE does not guarantee that it is error-free, nor does TE make any other representation, warranty or guarantee that the information is accurate, correct, reliable or current. TE reserves the right to make any adjustments to the information contained herein at any time without notice. TE expressly disclaims all implied warranties regarding the information contained herein, including, but not limited to, any implied warranties of merchantabili- ty or fitness for a particular purpose. The dimensions in this datasheet are for reference purposes only and are subject to change without notice. Specifications are subject to change without notice. Consult TE for the latest dimensions and design specifications. 12.7 1 4.5 8.2 ±0.5 4.5 ±0.5 8.8 2.5 ±0.1