Renesas BCR12CM-16LH#BB0
- Part No.:
- BCR12CM-16LH#BB0
- Manufacturer:
- Renesas
- Category:
- TRIACs
- Package:
- TO-220-3
- Datasheet:
-
BCR12CM-16LH#BB0.pdf
- Description:
- TRIAC 800V 12A TO220-3
- Quantity:
- Payment:

- Shipping:

Inventory:3,476
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Product details
Overview
BCR12CM-16LH#BB0 from Renesas Electronics is a planar passivated 800 V, 12 A RMS triac designed for medium-power AC phase control in motor drives, heater regulation, and solenoid switching. It features 50 mA maximum gate trigger current (IGT item:1), 1.5 V on-state voltage at 20 A, and 150°C junction temperature rating.
For engineers reviewing the BCR12CM-16LH#BB0 datasheet, BCR12CM-16LH#BB0 pinout, BCR12CM-16LH#BB0 application, or BCR12CM-16LH#BB0 equivalent, key selection criteria include commutation robustness (13 A/ms critical di/dt), thermal resistance (1.8°C/W j-c), TO-220ABS package mounting compatibility, and IGT item:1 gate sensitivity specification.
Technical Context
This triac operates in all four quadrants with verified gate trigger characteristics across I, II, and III quadrants. Its high commutation capability (di/dt)c = 13 A/ms at Tj = 125°C enables reliable turn-off under inductive loads without snubber circuits in many designs.
It uses planar passivation for stable blocking performance up to 800 V repetitive peak off-state voltage (VDRM) and maintains low gate non-trigger voltage (VGD = 0.1 V at Tj = 150°C), reducing false triggering risk in noisy environments.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VDRM | 800 V - Sustains full AC line voltage in 230 Vrms global mains applications with margin. |
| IT(RMS) | 12 A - Supports continuous load currents up to 1.4 kW resistive at 230 VAC. |
| IGT (item:1) | ≤50 mA - Low gate drive requirement compatible with microcontroller GPIO or optocoupler outputs. |
| Rth(j-c) | 1.8 °C/W - Enables 12 A operation with ≤22°C temperature rise above case at rated conduction. |
| (di/dt)c | 13 A/ms - Supports fast current decay in inductive motor windings without commutation failure. |
| VTM | ≤1.5 V - Limits conduction loss to <18 W at 12 A RMS, easing thermal design. |
| Tj max | +150°C - Allows operation in sealed enclosures or high ambient industrial environments. |
Pinout & Package
BCR12CM-16LH#BB0 is supplied in the TO-220ABS package (RENESAS code PRSS0004AG-A), featuring isolated tab mounting and standard through-hole footprint. The case serves as T2 terminal.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | T1 | Main terminal 1 - Connected to load side of AC circuit; carries full load current during conduction. |
| 2 | T2 | T2 terminal / case tab - Electrically connected to package metal tab; must be electrically isolated from heatsink unless referenced to T2 potential. |
| 3 | Gate | Control input - Triggers conduction when ≥35 mA pulse applied with proper polarity relative to T1/T2. |
| 4 | T2 | Redundant T2 connection - Second physical connection to same T2 node; improves current handling and thermal path. |
Key Features
| Feature | Design Value |
|---|---|
| Planar passivation | Ensures stable VDRM and low IDRM (<2.0 mA) over lifetime and temperature cycling. |
| High commutation robustness | (di/dt)c = 13 A/ms at 125°C allows direct drive of inductive loads like universal motors without external snubbers. |
| Quadrant III optimized gate | IRGT III ≤50 mA enables reliable triggering with negative gate pulses-critical for zero-crossing dimmer ICs. |
| Low VGD | 0.1 V at 150°C prevents spurious turn-on from noise coupling into gate during high-temperature operation. |
| TO-220ABS mechanical form | Standardized 4-pin layout with isolated tab supports legacy PCB designs and heatsink mounting per JEDEC SC-46. |
Applications
| AC Motor Speed Control | Industrial Heater Regulation |
|---|---|
Use Scenario: Variable-speed control of single-phase universal motors in power tools and HVAC blowers using phase-angle firing. IC Role / Device Role / Timing Role: Main AC power switch triggered by zero-crossing detector and PWM timing controller. Use Value: Delivers 12 A RMS at 230 VAC with 13 A/ms commutation margin, eliminating need for snubber networks in Class I tool designs. | Use Scenario: Precise temperature maintenance in industrial ovens and plastic extruders via duty-cycle modulated heating elements. IC Role / Device Role / Timing Role: High-reliability AC line switch controlled by PID output via optocoupled gate driver. Use Value: 150°C junction rating and 1.8°C/W thermal resistance support continuous 12 A operation in confined 70°C ambient enclosures. |
| Solenoid Actuator Control | General-Purpose AC Power Switching |
Use Scenario: On/off sequencing of high-inertia solenoids in automated manufacturing valves and packaging machinery. IC Role / Device Role / Timing Role: Latching AC switch driven by microcontroller GPIO through discrete buffer stage. Use Value: ≤50 mA IGT (item:1) ensures compatibility with standard 5 V logic buffers; 960 V non-repetitive surge rating handles solenoid back-EMF transients. | Use Scenario: Solid-state replacement for electromechanical relays in building automation panels and appliance control boards. IC Role / Device Role / Timing Role: Bidirectional AC power switch enabling silent, wear-free operation with zero-crossing turn-on. Use Value: Planar passivation and 800 V VDRM provide >2× safety margin over 230 VAC mains, meeting IEC 61000-4-5 surge immunity requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar triac switching applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STMicroelectronics BTB12-800CW | Same 12 A/800 V rating; TO-220AB package; IGT = 50 mA (quadrant I only); Rth(j-c) = 1.9°C/W. | Lacks quadrant III gate optimization; lower (di/dt)c (10 A/ms); requires snubber in high-inductance motor loads. | Acceptable where gate drive is unidirectional and commutation stress is low; verify layout for TO-220AB vs TO-220ABS pin spacing. |
| ON Semiconductor MAC12A8G | 12 A/800 V; TO-220AB; IGT = 50 mA; Rth(j-c) = 1.7°C/W; (di/dt)c = 12 A/ms. | No quadrant III characterization published; VGD not specified; planar construction not confirmed. | Valid for basic on/off switching but not recommended for phase-control dimmers requiring quadrant III reliability. |
Compared with BCR12CM-16LH#BB0, BTB12-800CW offers identical voltage/current ratings but reduced commutation margin and quadrant flexibility, while MAC12A8G trades minor thermal advantage for unverified gate behavior in critical quadrants-making BCR12CM-16LH#BB0 the preferred choice for noise-immune, inductive-load phase control.
Availability
BCR12CM-16LH#BB0 is available at Aetrix Electronics and suitable for industrial heater regulation, AC motor speed control, and solenoid actuator switching requiring stable component supply and long-term manufacturability planning.
Supply support for BCR12CM-16LH#BB0 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
Renesas Electronics is a Japanese semiconductor manufacturer specializing in microcontrollers, analog, power, and timing solutions for industrial, automotive, and infrastructure markets.
BCR12CM-16LH#BB0 belongs to Renesas' medium-power discrete thyristor product line, engineered specifically for robust, high-reliability AC phase control in cost-sensitive industrial equipment.
FAQ
What is the gate trigger current specification for BCR12CM-16LH#BB0?
The BCR12CM-16LH#BB0 has a maximum gate trigger current (IGT) of 50 mA for IGT item:1, measured at Tj = 25°C with VD = 6 V, RL = 6 Ω, and RG = 330 Ω. This value applies across quadrants I, II, and III, ensuring consistent triggering behavior in phase-control circuits regardless of AC polarity.
Does BCR12CM-16LH#BB0 support quadrant III triggering?
Yes, BCR12CM-16LH#BB0 is explicitly characterized for quadrant III operation with IRGT III ≤50 mA. Its gate trigger voltage remains ≤1.5 V in this quadrant, enabling reliable turn-on with negative gate pulses-essential for zero-crossing dimmer ICs and bidirectional control topologies.
What is the thermal resistance from junction to case for BCR12CM-16LH#BB0?
The junction-to-case thermal resistance (Rth(j-c)) of BCR12CM-16LH#BB0 is 1.8°C/W, measured with case temperature taken at the T2 tab 1.5 mm from the molded case. This value assumes standard greased mounting and supports 12 A RMS operation with ≤22°C temperature rise above case temperature.
Is BCR12CM-16LH#BB0 suitable for inductive load switching without a snubber?
BCR12CM-16LH#BB0 achieves a critical commutation di/dt of 13 A/ms at Tj = 125°C, allowing snubberless operation with moderate inductance loads such as universal motors. However, snubber design should still be validated for specific L/R time constants and surge conditions per application requirements.
What package type is used for BCR12CM-16LH#BB0?
BCR12CM-16LH#BB0 is packaged in TO-220ABS (RENESAS code PRSS0004AG-A), a 4-pin variant of TO-220 with isolated metal tab and standardized pinout: Pin 1 = T1, Pin 2 = T2 (tab), Pin 3 = Gate, Pin 4 = T2 (redundant). This matches JEDEC SC-46 mechanical dimensions.
BCR12CM-16LH#BB0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Series:
- -
- Package/Case:
- TO-220-3
- Packaging:
- Tube
- Product Status:
- Obsolete
- Triac Type:
- Standard
- Voltage - Off State:
- 800 V
- Current - On State (It (RMS)) (Max):
- 12 A
- Voltage - Gate Trigger (Vgt) (Max):
- 1.5 V
- Current - Non Rep. Surge 50, 60Hz (Itsm):
- 120A @ 60Hz
- Current - Gate Trigger (Igt) (Max):
- 50 mA
- Current - Hold (Ih) (Max):
- -
- Configuration:
- Single
- Operating Temperature:
- -40°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- TO-220-3
BCR12CM-16LH#BB0 FAQ
1.How can I place an order for BCR12CM-16LH#BB0 through Aetrix?
Please submit a Request for Quotation (RFQ) for BCR12CM-16LH#BB0 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 BCR12CM-16LH#BB0 reliable?
The price and inventory of BCR12CM-16LH#BB0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BCR12CM-16LH#BB0 is usually 5 days.
3.What payment methods are accepted for BCR12CM-16LH#BB0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BCR12CM-16LH#BB0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for BCR12CM-16LH#BB0?
BCR12CM-16LH#BB0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your BCR12CM-16LH#BB0 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 BCR12CM-16LH#BB0?
For technical support, including BCR12CM-16LH#BB0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BCR12CM-16LH#BB0 requirements.
6.How does Aetrix verify that BCR12CM-16LH#BB0 is sourced from the original manufacturer or authorized distributors?
All BCR12CM-16LH#BB0 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 BCR12CM-16LH#BB0 meets industry standards.
7.What is the process for return or replacement of BCR12CM-16LH#BB0?
All BCR12CM-16LH#BB0 units undergo pre-shipment inspection (PSI). If there is an issue with BCR12CM-16LH#BB0, 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 BCR12CM-16LH#BB0 part is unused and in its original packaging.
Return procedure for BCR12CM-16LH#BB0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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