G43ETB203M
20kΩ Reverse Markings Gull-Wing Top Adjust - 4mm Surface Mount, Single-Turn, Sealed Cermet Trimmers
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Features

• 4mm square SMD, single-turn, sealed cermet trimmers
• Available in J-hook and gull-wing terminal configurations
• Meets EIA, EIAJ, IPC, VECI standard SMD trimmer designs
• Pb-free and Cd-free construction
• RoHS compliant
• Gold-plated leads provide high conductivity, low contact resistance, high corrosion resistance and good solderability
• Top, side or bottom cross-slot adjustment
• High setting accuracy, zero backlash
• Tape and reel packaging

Specifications

Electrical Characteristics

• Standard Resistance Range: 10Ω to 2MΩ (standard 1, 2 & 5 sequence)

• Resistance Tolerance: ±20% standard

• End Resistance: 1% or 3Ω, whichever is greater

• Resistance Taper: B = Linear

• Peak Noise (C.R.V.): 2% or 3Ω, whichever is greater

• Power Rating: 0.25 watt at +70C; 0 watt at +125C

• Maximum Input Voltage: 200VDC or power rating, whichever is smaller

• Temperature Coefficient: ±100ppm/C, 200Ω to 1MΩ ±250ppm/C, other values

• Insulation Resistance: 100MΩ minimum at 500VDC

• Dielectric Strength: 500VAC, 1 minute

• Adjustment Travel: 210°C ±10°C


Environmental Characteristics

• Temperature Range: -55°C to +125°C

• Low Temperature Exposure: -55°C, 0.25 watt, 45 minutes ∆T/R <= ±2%, S.S. <= ±2%

• High Temperature Exposure: +125°C, 0.25 watt, 1,000 hours ∆T/R <= ±2%, S.S. <= ±2%

• Load Life: +70°C, 0.25 watt, 1,000 hours ∆T/R <= ±3%, S.S. <= ±2%

• Thermal Shock: -55°C to +125°C, 30 minutes each, 5 cycles ∆T/R <= ±3%, S.S. <= ±1%

• Shock: 100G, 6ms, 6 directions, 3 times each ∆T/R <= ±1%, S.S. <= ±1%

• Vibration: 10-2,000Hz, 1.5mm amplitude,20G, 12 hours ∆T/R <= ±1%, S.S. <= ±1%

• Humidity: +40°C, 90-95%RH, 0.25 watt, 500 hours ∆T/R <= ±3%, S.S. <= ±2%

• Moisture Resistance: -10°C to 65°C, 80-98%RH, 0.25 watt, 10 cycles, 240 hours ∆T/R <= ±3%

• Soldering Heat Resistance: 260°C, 10 seconds  ∆T/R <= ±1%

• Seal Test: 85°C, hot water for 1 minute

• Rotational Life: 100 cycles without discontinuity, no load ∆T/R <= ±5%

  [ ∆T/R = Total Resistance Change; S.S. = Setting Stability (voltage ratio) ]

Pin Configuration

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Part Numbering System

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Part Marking System

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Ordering Guide

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Block Diagram

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