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Home > Products > Discrete Semiconductor Products > Thyristors > TRIACs

STMicroelectronics BTA06-600TWRG

Name: BTA06-600TWRG
Brand: STMicroelectronics
SKU: BTA06-600TWRG
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: BTA06-600TWRG

Manufacturer:: STMicroelectronics

Category:: TRIACs

Package:: TO-220-3

Datasheet:: BTA06-600TWRG.pdf

Description:: TRIAC SENS GATE 600V 6A TO220

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Product details

Overview

BTA06-600TWRG from STMicroelectronics is a 6 A, 600 V RMS snubberless logic-level triac in insulated TO-220AB package, designed for AC phase control and switching in inductive loads. It features 5 mA maximum gate trigger current (Q1), 2500 VRMS voltage-isolated tab per UL E81734, and 50 A non-repetitive surge rating-enabling reliable operation in motor speed controllers and lighting dimmers.

For engineers reviewing the BTA06-600TWRG datasheet, BTA06-600TWRG pinout, BTA06-600TWRG application, or BTA06-600TWRG equivalent, key selection criteria include gate sensitivity (5 mA IGT), commutation robustness (dV/dt ≥ 1000 V/µs), insulated thermal path (Rth(j-c) = 2.7 °C/W), and snubberless operation on inductive loads without external RC networks.

Technical Context

This triac operates in three quadrants (I, II, III) with logic-level gate drive compatibility, enabling direct interfacing with microcontrollers and low-power drivers. Its internal ceramic insulation ensures 2500 VRMS isolation between the MT1/MT2 terminals and the metal tab, satisfying UL safety requirements for mains-connected equipment.

The device delivers high commutation performance: minimum dV/dt of 1000 V/µs at Tj = 125°C (snubberless mode), critical rate of rise of on-state current (dI/dt) ≥ 50 A/µs, and latching current ≤ 70 mA-making it suitable for fast-switching, inductive load applications where false triggering must be avoided.

Key Specifications

Parameter	Value and Actual Design Meaning
IT(RMS)	6 A - continuous AC load current handling capacity at Tc = 105°C
VDRM / VRRM	600 V - peak repetitive off-state blocking voltage in both directions
IGT (Q1)	5 mA max - minimal gate current required to trigger conduction in quadrant I
dV/dt (min)	1000 V/µs - immunity to false turn-on during rapid voltage transients on mains lines
Rth(j-c)	2.7 °C/W - thermal resistance from junction to insulated case, defining heatsink sizing
ITSM (50 Hz)	60 A - non-repetitive surge current capability for motor startup or fault events
VTM (8.5 A)	1.55 V max - on-state voltage drop determining conduction losses and thermal design

Pinout & Package

Package: TO-220AB insulated variant with voltage-isolated metal tab rated at 2500 VRMS (UL E81734). Tab is electrically connected to MT2 terminal.

Pin/Terminal	Circuit Role	Design Meaning
A1 (MT1)	Main Terminal 1	AC load return path; referenced to gate for triggering in Q1/Q2
A2 (MT2)	Main Terminal 2	AC line input or load feed; electrically tied to insulated metal tab
G	Gate	Control input for triac turn-on; 5 mA logic-level compatible in Q1

Key Features

Feature	Design Value
Snubberless operation	Eliminates need for external RC snubber network on inductive loads, reducing BOM count and board space
Logic-level gate drive	5 mA max IGT enables direct interface with 3.3 V/5 V MCUs and optocouplers without buffer stages
UL-certified insulation	2500 VRMS isolation between MT2/tab and PCB ground satisfies reinforced insulation requirements
High commutation robustness	1000 V/µs dV/dt rating prevents false triggering during zero-crossing distortion in motor loads

Applications

Light Dimming Systems

Motor Speed Control

Use Scenario: Phase-angle dimming of incandescent and halogen lamps in residential/commercial lighting.

IC Role / Device Role / Timing Role: Main AC power switch controlling conduction angle per half-cycle to regulate RMS voltage.

Use Value: Snubberless operation eliminates snubber losses and component stress during leading-edge firing into resistive lamp loads.

Use Scenario: Variable-speed control of single-phase induction motors in fans, pumps, and HVAC blowers.

IC Role / Device Role / Timing Role: Bidirectional AC switch modulating power delivery via phase control synchronized to line zero-crossing.

Use Value: High dV/dt immunity (1000 V/µs) prevents false triggering caused by back-EMF spikes during motor commutation.

Static Relay Modules

Heating Element Regulation

Use Scenario: Solid-state replacement for electromechanical relays in PLC output modules and industrial I/O systems.

IC Role / Device Role / Timing Role: Zero-voltage turn-on switch providing contactless, wear-free AC load switching.

Use Value: Insulated TO-220AB package enables safe mounting to grounded heatsinks while maintaining functional isolation.

Use Scenario: Temperature-controlled AC power delivery to resistive heating elements in ovens, water heaters, and soldering stations.

IC Role / Device Role / Timing Role: ON/OFF or phase-controlled power switch regulated by PID controller outputs.

Use Value: 6 A RMS rating and 60 A surge capability support thermal cycling and inrush currents of cold heating elements.

Equivalent & Alternatives

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

Alternative Part	Technical Difference	Application Difference	Selection Advice
Z0106MN	6 A, 600 V, 10 mA IGT, non-insulated TO-92 package	Limited to low-power, non-safety-isolated applications due to lack of insulated tab	Select only when isolation is not required and gate drive >10 mA is available
BTB06-600TW	Same electrical specs but non-insulated TO-220AB package; no 2500 VRMS tab isolation	Requires insulated mounting hardware or PCB creepage/clearance design for safety compliance	Choose when mechanical mounting constraints prohibit insulated packages and system-level isolation is handled elsewhere

Compared with Z0106MN and BTB06-600TW, BTA06-600TWRG uniquely combines logic-level gate sensitivity, snubberless operation, and certified 2500 VRMS insulation-enabling simplified, safety-compliant designs for mains-connected motor and lighting controls without external isolation components.

Availability

BTA06-600TWRG is available at Aetrix Electronics and suitable for static relay modules, motor speed controllers, light dimming systems, and heating regulation circuits requiring stable component supply across industrial OEM production runs.

Supply support for BTA06-600TWRG 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

STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, specializing in power management, analog, MCU, and automotive ICs with strong industrial and appliance market presence.

The BTA/BTB06 series belongs to ST's high-reliability triac product line, engineered specifically for robust AC mains switching in safety-critical, inductive-load environments including home appliances and industrial controls.

FAQ

What is the maximum junction temperature for continuous operation?

The BTA06-600TWRG has an operating junction temperature range of −40 °C to +125 °C. For continuous RMS current of 6 A, case temperature must be maintained at or below 105 °C per absolute maximum ratings-requiring appropriate heatsinking based on Rth(j-c) = 2.7 °C/W and ambient conditions.

Can this triac be used without a snubber circuit?

Yes-BTA06-600TWRG is a certified snubberless triac. Its 1000 V/µs dV/dt rating at 125 °C allows reliable operation on inductive loads (e.g., motors, transformers) without external RC snubbers, provided gate drive meets IGT and commutation requirements per datasheet Figure 8.

Is the metal tab electrically isolated, and what is its voltage rating?

Yes-the TO-220AB insulated package features an internal ceramic pad isolating the metal tab (connected to MT2) from the die. It is UL-certified for 2500 VRMS working voltage (File E81734), enabling safe mounting to grounded heatsinks in Class I appliances and industrial equipment.

What does the "TW" suffix indicate in BTA06-600TWRG?

The "TW" suffix denotes a logic-level, snubberless triac with 5 mA maximum gate trigger current (IGT) in quadrant I and insulated TO-220AB packaging. "RG" indicates tube packaging format-50 units per tube-as specified in ST's ordering information table.

BTA06-600TWRG Specifications

Product attributes: Attribute value

Manufacturer:: STMicroelectronics

Series:: -

Package/Case:: TO-220-3

Packaging:: Tube

Product Status:: Active

Triac Type:: Logic - Sensitive Gate

Voltage - Off State:: 600 V

Current - On State (It (RMS)) (Max):: 6 A

Voltage - Gate Trigger (Vgt) (Max):: 1.3 V

Current - Non Rep. Surge 50, 60Hz (Itsm):: 60A, 63A

Current - Gate Trigger (Igt) (Max):: 5 mA

Current - Hold (Ih) (Max):: 10 mA

Configuration:: Single

Operating Temperature:: -40°C ~ 125°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Through Hole

Supplier Device Package:: TO-220

BTA06-600TWRG FAQ

1.How can I place an order for BTA06-600TWRG through Aetrix?

Please submit a Request for Quotation (RFQ) for BTA06-600TWRG on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for BTA06-600TWRG reliable?

The price and inventory of BTA06-600TWRG are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BTA06-600TWRG is usually 5 days.

3.What payment methods are accepted for BTA06-600TWRG?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BTA06-600TWRG transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for BTA06-600TWRG?

BTA06-600TWRG orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your BTA06-600TWRG order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for BTA06-600TWRG?

For technical support, including BTA06-600TWRG datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BTA06-600TWRG requirements.

6.How does Aetrix verify that BTA06-600TWRG is sourced from the original manufacturer or authorized distributors?

All BTA06-600TWRG products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that BTA06-600TWRG meets industry standards.

7.What is the process for return or replacement of BTA06-600TWRG?

All BTA06-600TWRG units undergo pre-shipment inspection (PSI). If there is an issue with BTA06-600TWRG, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The BTA06-600TWRG part is unused and in its original packaging.

Return procedure for BTA06-600TWRG:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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