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The High-Pressure BF3 Gas Module Transducer is a precision pressure-sensing instrument fitted to the boron trifluoride (BF3) gas delivery module of Applied Materials ion implanter source systems. With a calibrated range of 0 to 2000 kgf/cm² (roughly 0 to 1960 bar), it is built to monitor pressure on the high-pressure side of the source gas feed, where BF3, the principal dopant gas for boron implantation, is stored and regulated before being metered into the arc chamber. The transducer converts the mechanical pressure of the gas against a sensing diaphragm into a proportional, conditioned electrical output that the tool’s gas control electronics can read, log and act upon.
In an XR80- or 9500-class implanter, the source gas box is the gatekeeper between high-pressure cylinder supply and the delicate, high-vacuum environment of the ion source. The BF3 module within that box must hold tightly controlled pressures so that the mass flow controllers downstream can deliver a stable, repeatable gas charge to the arc chamber. The 1350-90009 transducer is the sensing element that makes closed-loop pressure regulation and over-pressure interlocking possible. Without an accurate reading from this device, the tool has no reliable knowledge of cylinder, regulator or manifold pressure on the BF3 line.
Because BF3 is corrosive, toxic and reactive with moisture, every component in contact with the gas, including this transducer’s wetted diaphragm and porting, must be selected for chemical compatibility and leak integrity. The transducer therefore sits at the intersection of metrology, safety and process control, making it one of the more critical small components in the entire source gas subsystem.
The transducer performs the continuous job of turning gas pressure into a usable signal so that the implanter’s control system can manage the BF3 supply safely and precisely. Its responsibilities span both process regulation and machine protection.
As an electromechanical sensor, the transducer’s value lies in the fidelity of its output. Accuracy, stability and electrical resilience all determine how well the BF3 module can be controlled.
A wetted diaphragm deflects under gas pressure, and that deflection is converted to an electrical change, typically through a strain-gauge or piezoresistive bridge bonded to or behind the diaphragm. Integrated conditioning amplifies and linearises this into a standard output for the controller.
The transducer must integrate cleanly with the tool’s wiring, supply voltage and grounding scheme while resisting the electrical noise present around high-energy implant hardware.
A pressure transducer that reads inaccurately, drifts or fails outright propagates problems straight into the implant process and the fab’s availability metrics.
Over many thermal and pressure cycles, the sensing element and its conditioning electronics can drift, producing a zero offset or span error. The reading slowly diverges from true pressure, quietly degrading regulation accuracy until a calibration check or comparison reveals the discrepancy.
Repeated high-pressure loading fatigues the sensing diaphragm, and exposure to corrosive BF3, especially if any moisture is present, forming aggressive by-products, can pit or erode the wetted surfaces. The result can be loss of accuracy, hysteresis, or in the worst case a breach that compromises gas containment.
Connector corrosion, broken or chafed cabling, intermittent contacts and degraded internal electronics can cause erratic, noisy or absent output. These faults frequently show up as sudden out-of-range signals or interlock trips that come and go with vibration or temperature.
Replacement must follow correct gas-handling and lockout procedures because the transducer is plumbed into a toxic, high-pressure BF3 line. The following sequence is a general guide; always defer to the facility’s approved AMAT maintenance procedures and gas-safety protocols.
Because the BF3 module transducer sits on the critical path between dopant supply and beam stability, keeping a qualified spare on the shelf protects against costly unplanned downtime. ESCT Fab Support supplies this transducer as part of a broad catalogue of AMAT source and beamline components.
It measures the pressure of boron trifluoride (BF3) gas in the high-pressure section of the source gas module, across a calibrated range of 0 to 2000 kgf/cm², and converts that pressure into an electrical signal the implanter’s gas controller uses for regulation and interlocking.
No. This is supplied as a new, OEM-compatible part cross-referenced to AMAT P/N 1350-90009. It is not an original AMAT-branded component, but it is verified to match the form, fit and function of the original so that it integrates into the BF3 gas module without modification.
kgf/cm² is a pressure unit common in industrial gas equipment; 2000 kgf/cm² is roughly 1960 bar, reflecting that this device is intended for high-pressure cylinder and regulator monitoring rather than low-pressure downstream manifold sensing.
Typical indicators include readings that no longer match a reference gauge, persistent zero or span drift after calibration, noisy or intermittent output, or repeated unexplained pressure interlock trips on the BF3 line. Any of these warrant inspection and likely replacement.
Because BF3 is toxic and corrosive and the line is high-pressure, the module must be isolated, purged and vented to atmosphere before work begins, with full lockout/tagout applied. A leak check with inert gas is mandatory before process gas is restored. Always follow your facility’s approved gas-safety procedures.
This transducer is typically available on a short lead time of around three days, supporting rapid spares replenishment and helping minimise tool downtime when a BF3 module sensor fails unexpectedly.
The High-Pressure BF3 Gas Module Transducer (AMAT P/N 1350-90009, ESCT P/N ES227-0447) is a high-range 0 to 2000 kgf/cm² pressure sensor that monitors boron trifluoride supply pressure in the source gas systems of Applied Materials ion implanters. By turning gas pressure into a reliable electrical signal, it underpins stable dopant delivery, accurate beam current and over-pressure protection. Drift, diaphragm fatigue or electrical faults in this sensor can directly degrade dose control and tool uptime, making a qualified spare a sound investment for any fab running AMAT implant tools.
Disclaimer: This part is supplied by ESCT Fab Support as a new, OEM-compatible second-source component, verified to the form, fit and function of Applied Materials part number 1350-90009. It is not an original OEM part and is not sold as one. It is not manufactured by, endorsed by, or affiliated with Applied Materials, and all manufacturer names and part numbers are quoted for identification and compatibility purposes only.
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