The Infineon TTB6C135N16LOF is a three-phase bridge thyristor module combining six thyristors in a compact, industry-standard package optimized for controlled rectification and AC power regulation. Rated at 135A average on-state current and a 1600V repetitive peak off-state voltage (VDRM/VRRM), this module is engineered for high-reliability operation in continuous industrial duty cycles. Its robust silicon thyristor technology delivers predictable gate triggering characteristics, low on-state voltage drop, and high surge current capability essential for protecting and controlling high-power loads.

The TTB6C135N16LOF is well suited for industrial AC drives, soft-starters, regenerative DC motor drives, battery formation equipment, electrochemical processing rectifiers, and UPS input stages. Wherever controlled three-phase rectification is required — cranes, mills, extruders, mining equipment, or large HVAC systems — this module provides the switching foundation. Its 1600V voltage class gives designers meaningful headroom above the 690VAC line in environments with significant transient activity, while the 135A current rating covers a broad range of medium-power drive and power supply topologies.

Quick Reference: TTB6C135N16LOF

Key Features of the TTB6C135N16LOF:

• 1600V VDRM/VRRM blocking voltage providing robust margin on 690VAC three-phase systems with transient overvoltage exposure
• 135A average on-state current (IT(AV)) supporting medium-power industrial converter and drive designs
• Three-phase fully controlled bridge configuration (B6C topology) simplifies PCB layout and reduces external component count
• Low on-state voltage drop (VT) minimizes conduction losses and thermal stress on the module and heatsink assembly
• High non-repetitive surge current (ITSM) rating provides resilience against fault conditions and inrush events during system startup
• Industry-standard module footprint enables direct replacement in existing drive and rectifier platforms without mechanical redesign

Infineon's published factory lead time for the TTB6C135N16LOF currently stands at 99 weeks — nearly two years from order placement to delivery through standard channels. For maintenance teams managing an unplanned outage or engineers building production schedules around a hard ship date, that timeline is operationally untenable. Obsolescence risk compounds the problem: thyristor modules of this voltage and current class are increasingly difficult to source as manufacturers consolidate product lines. Having a stocking distributor with verified OEM inventory is not a convenience — it is a continuity-of-operations requirement.

ATI Accurate Technology is a power semiconductor distributor located in Palmetto, Florida, specializing in IGBTs, thyristors, diodes, and rectifier modules including hard-to-find, long-lead-time, and obsolete parts. The TTB6C135N16LOF ships same-day on orders received before 5PM EST. Volume pricing is available for MRO stocking orders and OEM production builds. Contact our team at 239-734-7566 or sales@igbts.us to confirm availability and lead time today.