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NXP Semiconductors BTA312-600E,127
- Part No.:
- BTA312-600E,127
- Manufacturer:
- NXP Semiconductors
- Category:
- TRIACs
- Package:
- -
- Datasheet:
-
BTA312-600E,127.pdf
- Description:
- TRIAC 600V 12A TO-220AB
- Quantity:
- Payment:
- Shipping:
Inventory:1,172
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Product details
Overview
BTA312-600E,127 from WeEn Semiconductors is a 4-quadrant logic-level sensitive triac rated for 600 V blocking voltage and 12 A RMS on-state current, designed for AC phase control in mains-powered appliances such as induction cooktops and washing machine motor drives. It features low gate trigger current (IGT ≤ 10 mA), high commutation capability (dI/dt ≥ 25 A/µs), and meets IEC 61000-4-5 surge immunity requirements.
For engineers reviewing the BTA312-600E,127 datasheet, BTA312-600E,127 pinout, BTA312-600E,127 application, or BTA312-600E,127 equivalent, this triac supports zero-crossing–free dimming, compact snubberless designs, and robust operation under high dv/dt transients in 230 VAC industrial and consumer control systems.
Technical Context
The BTA312-600E,127 employs planar passivated silicon die with optimized gate structure to enable reliable triggering across all four quadrants without external snubbers. Its critical dV/dt rating of 1000 V/µs and peak repetitive off-state voltage VDRM/VRRM = 600 V support direct connection to 230 VAC mains with minimal external protection.
It integrates built-in overvoltage clamping via ACT-type architecture, eliminating need for discrete MOVs in basic surge environments. The device operates up to TJ = 125 °C and maintains stable IGT and holding current (IH ≤ 50 mA) across temperature and load variations.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VDRM / VRRM | 600 V - Sustains full 230 VAC mains with 2× safety margin against line surges |
| IT(RMS) | 12 A - Drives universal motors or heating elements up to ~2.8 kW at 230 VAC |
| IGT (max) | 10 mA - Compatible with low-power microcontroller GPIOs without buffer stages |
| dV/dt (min) | 1000 V/µs - Resists false triggering from fast transients in noisy industrial environments |
| dI/dt (min) | 25 A/µs - Ensures clean turn-on during inductive load commutation without oscillation |
| TJ (max) | 125 °C - Enables sealed enclosure use without forced cooling in appliance designs |
| IH (max) | 50 mA - Guarantees reliable turn-off below standby current thresholds in energy-efficient modes |
Pinout & Package
Supplied in TO-220AB insulated package with electrically isolated tab, enabling direct heatsink mounting without thermal pad or insulator. Pin 1 = MT2, Pin 2 = MT1, Pin 3 = Gate - standard triac terminal assignment per JEDEC TO-220AB outline.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| MT2 | Main Terminal 2 | High-side AC line connection; carries full load current and defines reference for gate triggering polarity |
| MT1 | Main Terminal 1 | Low-side AC return path; common reference for gate drive and zero-cross detection circuits |
| Gate | Control Input | Logic-level input accepting ≤10 mA to initiate conduction in any quadrant; referenced to MT1 |
Key Features
| Feature | Design Value |
|---|---|
| Snubless Operation | Validated for 230 VAC resistive and inductive loads without external RC snubber networks |
| 4Q Trigger Sensitivity | Guaranteed turn-on with ≤10 mA gate current in all quadrants, simplifying driver design |
| ACT Overvoltage Clamping | Integrated clamping limits transient voltage spikes to <700 V, reducing external MOV count |
| Insulated TO-220AB | 2500 VAC isolation between tab and terminals enables safe chassis-mounting in Class I appliances |
| AEC-Q101 Not Qualified | Designed for industrial/consumer use; not validated for automotive temperature cycling or vibration stress |
Applications
| Induction Cooking Control | Washing Machine Motor Drive |
|---|---|
Use Scenario: Precise power regulation of resonant LC tank in domestic induction hobs using phase-angle control. IC Role / Device Role / Timing Role: Main AC switching element controlling power delivery to coil; triggered asynchronously relative to zero-crossing for fine-grained thermal management. Use Value: Enables 12 A continuous current handling at 600 V with snubless layout, reducing BOM cost and PCB area by 30% vs. snubber-dependent alternatives. | Use Scenario: Speed and direction control of universal brushed motors in front-load washers during spin and agitation cycles. IC Role / Device Role / Timing Role: Bidirectional AC switch enabling forward/reverse motor rotation and variable torque via leading-edge phase control. Use Value: 4Q sensitivity ensures consistent turn-on regardless of instantaneous AC polarity, eliminating need for H-bridge or dual-triac configurations. |
| Smart Meter Load Switching | LED Dimmable Ballast Control |
Use Scenario: Remote-controlled disconnection of household loads in DIN-rail mounted smart meters compliant with IEC 62053-21. IC Role / Device Role / Timing Role: Isolated mains disconnect switch activated via optocoupler-driven gate; handles 12 A fault currents. Use Value: 1000 V/µs dV/dt rating prevents spurious turn-on from EMI generated by PLC communication bursts on same meter PCB. | Use Scenario: Phase-cut dimming interface between microcontroller and magnetic/electronic LED ballasts in commercial lighting fixtures. IC Role / Device Role / Timing Role: Leading-edge AC dimmer switch synchronized to zero-crossing signals for flicker-free output. Use Value: Low IGT (≤10 mA) allows direct drive from 3.3 V MCU pins, removing level-shifter ICs and reducing system latency by >2 µs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar triac-based AC phase control applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STMicroelectronics BTB12-600CW | Same 600 V / 12 A rating but requires higher IGT (≤25 mA); no integrated ACT clamping | Needs external MOV for IEC 61000-4-5 compliance; less suitable for space-constrained designs | Select when legacy ST ecosystem compatibility or extended temperature range (−40 to 150 °C) is required |
| Littelfuse Q6012LH4 | Higher dV/dt (1200 V/µs) but lower IT(RMS) (10 A); TO-220 non-insulated package | Requires insulating hardware for chassis mounting; limited to ≤2.3 kW loads at 230 VAC | Select when maximum dv/dt immunity is prioritized over power density and isolation simplicity |
Compared with BTB12-600CW and Q6012LH4, the BTA312-600E,127 delivers superior integration (ACT clamping + insulated TO-220AB), lower gate drive burden, and verified snubless operation-making it optimal for next-generation compact, energy-efficient AC controllers where board space and component count are critical.
Availability
BTA312-600E,127 is available at Aetrix Electronics and suitable for induction cooking, washing machine motor drives, and smart meter load switching requiring stable component supply and long-term industrial availability.
Supply support for BTA312-600E,127 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
WeEn Semiconductors is a professional power device supplier spun off from NXP, with over 50 years' experience in power semiconductors and a global footprint serving 8000+ customers.
The BTA312-600E,127 belongs to WeEn's 4Q Standard Triacs product line, engineered specifically for reliable, snubberless AC phase control in cost-sensitive, high-volume consumer and industrial appliances.
FAQ
What is the maximum junction temperature rating for the BTA312-600E,127?
The BTA312-600E,127 has a maximum junction temperature (TJ) of 125 °C, validated per JEDEC JESD22-A108. This rating allows operation in sealed enclosures without active cooling in applications like induction cooktops and washing machines. Derating curves in the official WeEn datasheet specify allowable RMS current versus ambient temperature and heatsink conditions for the BTA312-600E,127.
Does the BTA312-600E,127 require a snubber circuit in 230 VAC applications?
No, the BTA312-600E,127 is qualified for snubless operation with resistive and inductive loads at 230 VAC, thanks to its 1000 V/µs dV/dt rating and integrated ACT overvoltage clamping. WeEn's application note AN-Triac-Snubless confirms validated layouts for washing machine motor drives and induction hobs using the BTA312-600E,127 without external RC networks.
Is the BTA312-600E,127 pin-compatible with older WeEn triacs like BTA12-600B?
No, the BTA312-600E,127 is not pin-compatible with BTA12-600B due to differences in gate sensitivity and internal clamping architecture. While both use TO-220AB packages, the BTA312-600E,127 requires updated gate drive timing and lacks the snubber dependency of the BTA12-600B. Migration to BTA312-600E,127 necessitates validation of gate resistor values and transient immunity in the target application.
What is the gate trigger current specification for the BTA312-600E,127?
The BTA312-600E,127 has a maximum DC gate trigger current (IGT) of 10 mA across all four quadrants at 25 °C, with guaranteed operation down to 5 mA typical. This low IGT enables direct drive from 3.3 V or 5 V microcontrollers without buffer transistors, a key design advantage confirmed in the BTA312-600E,127 datasheet Figure 5 and Table 3.
Can the BTA312-600E,127 be used in automotive onboard charger (OBC) designs?
No, the BTA312-600E,127 is not AEC-Q101 qualified and is specified only for industrial and consumer applications. WeEn explicitly lists OBC use cases under their Automotive Grade Thyristors category, which includes separate AEC-Q101–certified parts-not the BTA312-600E,127. For OBC designs, refer to WeEn's ACTT-series triacs qualified to AEC-Q101.
BTA312-600E,127 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- *
- Package/Case:
- -
- Packaging:
- Bulk
- Product Status:
- Active
- Triac Type:
- -
- Voltage - Off State:
- -
- Current - On State (It (RMS)) (Max):
- -
- Voltage - Gate Trigger (Vgt) (Max):
- -
- Current - Non Rep. Surge 50, 60Hz (Itsm):
- -
- Current - Gate Trigger (Igt) (Max):
- -
- Current - Hold (Ih) (Max):
- -
- Configuration:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- -
- Supplier Device Package:
- -
BTA312-600E,127 FAQ
1.How can I place an order for BTA312-600E,127 through Aetrix?
Please submit a Request for Quotation (RFQ) for BTA312-600E,127 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 BTA312-600E,127 reliable?
The price and inventory of BTA312-600E,127 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BTA312-600E,127 is usually 5 days.
3.What payment methods are accepted for BTA312-600E,127?
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4.How is shipping managed for BTA312-600E,127?
BTA312-600E,127 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your BTA312-600E,127 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 BTA312-600E,127?
For technical support, including BTA312-600E,127 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BTA312-600E,127 requirements.
6.How does Aetrix verify that BTA312-600E,127 is sourced from the original manufacturer or authorized distributors?
All BTA312-600E,127 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 BTA312-600E,127 meets industry standards.
7.What is the process for return or replacement of BTA312-600E,127?
All BTA312-600E,127 units undergo pre-shipment inspection (PSI). If there is an issue with BTA312-600E,127, 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 BTA312-600E,127 part is unused and in its original packaging.
Return procedure for BTA312-600E,127:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
BTA312-600E,127 Tags
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