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Products
3323U Cermet Trimmer
The 3323U is a single-turn cermet trimmer potentiometer with top adjustment and a 10mm knob for finger operation. Resistance range 10Ω to 5MΩ, power rating 0.5W @70°C, electrical travel 220°, mechanical travel 250°. CRV ≤3%R or 3Ω, insulation resistance ≥100MΩ @500Vdc. Multi-finger wiper ensures low contact resistance variation and high stability. Designed for PCB through-hole mounting, widely used in precision calibration applications.
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Product Description
The 3323U is a single-turn cermet trimmer potentiometer with top adjustment and a 10mm knob for finger operation. Resistance range 10Ω to 5MΩ, power rating 0.5W @70°C, electrical travel 220°, mechanical travel 250°. CRV ≤3%R or 3Ω, insulation resistance ≥100MΩ @500Vdc. Multi-finger wiper ensures low contact resistance variation and high stability. Designed for PCB through-hole mounting, widely used in precision calibration applications.
Product Parameter
Specifications
Resistance range: 10Ω ~ 5MΩ
Tolerance: ±10%, ±20%
Power rating: 0.5W @70°C (0W @125°C)
CRV: ≤3%R or 3Ω
Insulation resistance: ≥100MΩ @500Vdc
Dielectric strength: 500Vac (1 min.)
Temperature coefficient: ±100, ±250ppm/°C
Rotational life: 200 cycles (ΔR≤±3%R)
Operating temperature: -55°C ~ +125°C
Starting torque: ≤25 mN.m
Dimensions & Packaging
Dimensions (mm, tolerance ±0.3mm): L 6.9±0.2, W 6.9±0.2, H 4.8±0.2 (excluding knob), knob length 10mm. Pin spacing fits 2.54mm standard PCB grid.
Mounting: PCB Through-hole.
Packaging: Tube (50 pcs/tube). Outer packaging: 1000 pcs/box, 5000 pcs/carton. Suitable for manual or automated insertion.
Resistance range: 10Ω ~ 5MΩ
Tolerance: ±10%, ±20%
Power rating: 0.5W @70°C (0W @125°C)
CRV: ≤3%R or 3Ω
Insulation resistance: ≥100MΩ @500Vdc
Dielectric strength: 500Vac (1 min.)
Temperature coefficient: ±100, ±250ppm/°C
Rotational life: 200 cycles (ΔR≤±3%R)
Operating temperature: -55°C ~ +125°C
Starting torque: ≤25 mN.m
Dimensions & Packaging
Dimensions (mm, tolerance ±0.3mm): L 6.9±0.2, W 6.9±0.2, H 4.8±0.2 (excluding knob), knob length 10mm. Pin spacing fits 2.54mm standard PCB grid.
Mounting: PCB Through-hole.
Packaging: Tube (50 pcs/tube). Outer packaging: 1000 pcs/box, 5000 pcs/carton. Suitable for manual or automated insertion.
Product Feature
Product Advantages
Factory direct with RoHS & REACH certifications. Single-turn design with multi-finger wiper ensures ΔR≤±3%R after 200 cycles. Sealed body withstands harsh environments and cleaning processes. Operating temperature -55°C to +125°C, dielectric strength 500Vac (1 min.). Tolerance ±10% or ±20%, after 1000 hours load life ΔR≤±3%R. Cermet element ensures long-term reliability and stability.
Product Features
Single-turn, top adjustment with 10mm knob
Cermet resistive element, multi-finger wiper
Electrical travel 220°, mechanical travel 250°
Resistance range 10Ω~5MΩ, tolerance ±10% or ±20%
PC pin termination, PCB through-hole mounting
Sealed construction – washable, RoHS compliant
Applications
Ideal for: Precision electronic circuits (analog signal conditioning), consumer electronics (audio volume control, TV tuning circuits), communication equipment (RF circuits, antennas, transceivers), industrial electronics (machinery control, robotics, automation systems), test & measurement instruments (oscilloscopes, multimeters, spectrum analyzers), medical equipment (patient monitoring systems, diagnostic instruments), automotive electronics (sensor calibration, audio system tone control). Used for factory presets and field circuit trimming.
Factory direct with RoHS & REACH certifications. Single-turn design with multi-finger wiper ensures ΔR≤±3%R after 200 cycles. Sealed body withstands harsh environments and cleaning processes. Operating temperature -55°C to +125°C, dielectric strength 500Vac (1 min.). Tolerance ±10% or ±20%, after 1000 hours load life ΔR≤±3%R. Cermet element ensures long-term reliability and stability.
Product Features
Single-turn, top adjustment with 10mm knob
Cermet resistive element, multi-finger wiper
Electrical travel 220°, mechanical travel 250°
Resistance range 10Ω~5MΩ, tolerance ±10% or ±20%
PC pin termination, PCB through-hole mounting
Sealed construction – washable, RoHS compliant
Applications
Ideal for: Precision electronic circuits (analog signal conditioning), consumer electronics (audio volume control, TV tuning circuits), communication equipment (RF circuits, antennas, transceivers), industrial electronics (machinery control, robotics, automation systems), test & measurement instruments (oscilloscopes, multimeters, spectrum analyzers), medical equipment (patient monitoring systems, diagnostic instruments), automotive electronics (sensor calibration, audio system tone control). Used for factory presets and field circuit trimming.
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