Multi Turn 57273-1
57273-1
Multi-Turn Trimmer Capacitors provide high-precision tuning with extended rotational range for RF and high-voltage applications.
Brand: Knowles
Manufacturers:
Product Overview
Features
- Capacitance ranges from 0.45 to 55 pF across multiple series
- DC working voltage up to 1000 V; dielectric withstand voltage up to 2000 V
- Up to 13 full turns of linear tuning
- Temperature coefficient options from ±50 to ±100 ppm/°C
- Q values up to 4000 at 100 MHz
- Operating temperature range −65°C to +125°C
- Shock rated to 1500g and vibration rated to 50g at 10–2000 Hz
Benefits
- Enables precise frequency control over a wide tuning range
- Supports high-voltage circuits with compact footprint
- Maintains stable performance under mechanical stress
- Reduces tuning drift and backlash
- Offers long rotational life and low dynamic noise
Target Applications
- RF impedance matching
- Crystal oscillator trimming
- Interstage coupling in amplifier
- Base station tunin
- High-voltage RF systems
Specifications
| Part Number | 57273-1 |
|---|---|
| C Min. (pF) | 0.8 |
| C Max. (pF) | 8 |
| DWV | 1000 |
| Mounting Type | Vertical, SMT |
| Non Magnetic | No |
| Seal | Yes |
| Torque | 0.2 to 2.0 in-oz |
| DC Voltage | 500 |
| CatalogSeriesDescription | Giga-Trim Trimmers |
| Product | Trimmer |
| Product Type | Multi Turn |
| Range | Giga-Trim Trimmers |
| Brand | Johanson |
Product Documentation
Datasheets
Design Files
3D Models
Distributor Inventory
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| Part Number | Part Description | Quantity | Distributor |
|---|---|---|---|
| 57273-1 | TRIMMER / VARIABLE CAPACITORS GIGA-TRIM ROHS | 520 |
Mouser Electronics Inc.
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| 57273-1 | KNOWLES JOHANSON MANUFACTURING | 420 |
DigiKey
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