NXP Semiconductors BTA316X-600C,127

Overview

BTA316X-600C from NXP Semiconductors is a planar passivated 3-quadrant high-commutation triac in TO-220F (SOT186A) package, rated for 600 V repetitive peak off-state voltage, 16 A RMS on-state current, and 140 A non-repetitive peak on-state current. It operates up to 125 °C junction temperature and commutates full rated current at max Tj without snubber, targeting high-dV/dt and high-dI/dt AC switching applications such as motor control in washing machines.

For engineers reviewing the BTA316X-600C datasheet, BTA316X-600C pinout, BTA316X-600C application, or BTA316X-600C equivalent, key selection criteria include snubberless commutation capability at 125 °C, isolated mounting base with 2500 V RMS isolation, gate trigger current ≤35 mA across all three quadrants, and dV/dt immunity ≥500 V/µs at 125 °C.

Technical Context

The BTA316X-600C uses 3Q (three-quadrant) triggering architecture-gate firing only in quadrants I, II, and III-eliminating quadrant IV operation to improve noise immunity and reduce false turn-on. Its planar passivation ensures voltage ruggedness, while the isolated TO-220F heatsink mount enables direct thermal coupling without electrical shorts.

This triac supports snubberless operation under worst-case conditions: full 16 A RMS load at 125 °C junction temperature, with dIcom/dt ≥15 A/ms and dV/dt ≥500 V/µs. Gate trigger voltage remains ≤0.4 V at 125 °C, enabling reliable low-power drive from microcontrollers or optocouplers.

Key Specifications

Pinout & Package

Package: TO-220F (SOT186A), plastic single-ended package with isolated mounting base, 3 leads, and 1 mounting hole. Heatsink contact is electrically isolated from all terminals.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar triac switching applications.

Compared with BTB16-600CW and Q6016LH4, the BTA316X-600C uniquely combines snubberless 125 °C operation, 2500 V isolation, and ≤35 mA IGT in a single TO-220F package-enabling safer, more compact, and more noise-immune AC control without layout or drive compromises.

Availability

BTA316X-600C is available at Aetrix Electronics and suitable for electronic thermostats, washing machine motor controls, and refrigeration compressor switching requiring stable component supply, long-term lifecycle support, and certified isolation compliance.

Supply support for BTA316X-600C includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and consumer applications.

The BTA316X-600C belongs to NXP's high-com mutation triac product line, engineered specifically for snubberless, high-noise AC power control in white goods and building automation systems.

FAQ

What is the maximum junction temperature rating for the BTA316X-600C?

The BTA316X-600C has a maximum junction temperature (Tj) rating of 125 °C. This rating is validated for snubberless commutation of its full 16 A RMS rated current, meaning the device maintains reliable turn-off behavior even at this thermal limit-critical for enclosed applications like compressor modules where heatsinking is constrained. Operation beyond 125 °C risks permanent degradation of the planar passivation layer.

Does the BTA316X-600C require a snubber circuit in typical motor control applications?

No, the BTA316X-600C is explicitly designed for snubberless operation. Per its datasheet, it commutates the full 16 A RMS current at 125 °C junction temperature without external RC networks. This capability relies on its high dIcom/dt (≥15 A/ms) and dV/dt (≥500 V/µs) ratings, which suppress voltage overshoot and false triggering during inductive load turn-off-making it ideal for washing machine and vacuum cleaner motor drives.

What does "3Q" mean for the BTA316X-600C, and how does it affect circuit design?

"3Q" denotes three-quadrant triggering: the BTA316X-600C fires only in quadrants I (T2+, G+), II (T2+, G−), and III (T2−, G−), excluding quadrant IV (T2−, G+). This eliminates a common source of false turn-on caused by noise coupling into the gate during negative half-cycles. Circuit design benefits include simplified gate drive (no need to block negative gate pulses) and improved EMI resilience in crowded PCB layouts near motors or compressors.

Can the mounting base of the BTA316X-600C be directly connected to chassis ground?

Yes-the mounting base (mb) of the BTA316X-600C is electrically isolated from all terminals (T1, T2, G) and rated for 2500 V RMS isolation to external heatsinks. This allows direct mechanical attachment to a grounded metal chassis or heatsink without insulation hardware, simplifying thermal management and reducing assembly steps. The isolation is verified per IEC 60134 and maintained across the full −140 °C to +150 °C storage range.

What is the gate trigger current specification for the BTA316X-600C across all operating conditions?

The BTA316X-600C specifies a maximum gate trigger current (IGT) of 35 mA across all three supported quadrants (T2+G+, T2+G−, T2−G−) at 25 °C junction temperature and 12 V gate-to-T2 voltage. At elevated temperatures, IGT increases-reaching up to ~2× the 25 °C value at 125 °C-but remains within drive capability of standard optocouplers like the MOC3023. This ensures compatibility with widely used low-cost, low-power gate drivers.