BOURNS 3214 Series 1kΩ SMD Cermet Trimmer Potentiometer
BOURNS 3214 Series 1kΩ SMD multi-turn cermet trimmer. AEC-Q200 qualified for precise adjustment in automotive & industrial electronics.
The BOURNS 3214 Series SMD Cermet Trimmer is a high-precision, multi-turn potentiometer designed for surface-mount applications requiring reliable and stable adjustment. Built with a durable cermet element, it offers excellent long-term stability and consistent performance across a wide operating temperature range. This top-adjust trimmer provides fine-tuning capability over five full turns, allowing for exceptionally precise resistance setting.
With a compact 4mm square footprint, this component is ideal for densely packed printed circuit boards (PCBs) where space is at a premium. It features a standard track resistance of 1kΩ with a tolerance of ±10% and a robust power rating of 250mW. The device is qualified to the AEC-Q200 standard, making it suitable for demanding automotive and industrial electronics applications where component reliability is critical.
Key Specifications
- Trimmer Type: Multi-turn for precise adjustment
- Element Material: High-stability cermet
- Adjustment Type: Top adjust for easy access
- Track Resistance: 1kΩ
- Mounting: Surface-mount device (SMD)
- Number of Turns: 5
- Power Rating: 250mW
- Resistance Tolerance: ±10%
- Temperature Coefficient: ±100ppm/°C
- Operating Temperature Range: -65°C to +150°C
- Qualification: AEC-Q200 compliant for automotive use
Its robust construction and qualification for harsh environments ensure dependable operation in calibration circuits, voltage division, and signal conditioning roles. The precise multi-turn mechanism allows for repeatable and accurate adjustments, making it a trusted choice for engineers and technicians.
- Precision calibration circuits on PCBs
- Voltage division and reference circuits
- Signal conditioning and biasing networks
- Automotive electronic control units (ECUs)
- Trimmer Type: Multi Turn
- Element Material: Cermet
- Adjustment Type: Top Adjust
- Track Resistance: 1kohm
- Potentiometer Mounting: Surface Mount (SMD)
- No. of Turns: 5 Turns
- Product Range: 3214 Series
- Power Rating: 250mW
- Resistance Tolerance: ± 10%
- Temperature Coefficient: ± 100ppm/°C
- Trimmer Shape / Size: 4 mm Square
- Resistor Case / Package: SMD
- Operating Temperature Min: -65°C
- Operating Temperature Max: 150°C
- Qualification: AEC-Q200
- of Turns: 5Turns
- SVHC: Lead (21-Jan-2025)
Documents
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