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Taiwan Semiconductor Corporation S12JC M6G
- Part No.:
- S12JC M6G
- Manufacturer:
- Taiwan Semiconductor Corporation
- Category:
- Single Diodes
- Package:
- DO-214AB, SMC
- Datasheet:
-
S12JC M6G.pdf
- Description:
- DIODE GEN PURP 600V 12A DO214AB
- Quantity:
- Payment:
- Shipping:
Inventory:5,610
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Product details
Overview
S12JC M6G from Taiwan Semiconductor is a 12A, 600V surface-mount glass-passivated silicon rectifier diode in DO-214AB (SMC) package, featuring low forward voltage drop (≤1.1 V at 12 A), high surge capability (300 A IFSM), and junction temperature rating up to +150°C - deployed in AC/DC front-end stages of industrial SMPS and LED drivers.
For engineers reviewing the S12JC M6G datasheet, S12JC M6G pinout, S12JC M6G application, or S12JC M6G equivalent, key selection criteria include repetitive peak reverse voltage (600 V), thermal resistance (RθJL = 9 °C/W), moisture sensitivity level (MSL 1), RoHS/halogen-free compliance, and tape-and-reel packaging for automated assembly.
Technical Context
The S12JC M6G is a single-die, standard recovery rectifier optimized for high-efficiency switching power conversion. Its glass-passivated junction ensures stable reverse leakage (<1 µA at 25°C, <250 µA at 125°C) and robust surge tolerance under 8.3 ms half-sine stress.
Thermally, it delivers RθJL = 9 °C/W and RθJA = 44 °C/W, enabling reliable operation at full 12 A DC current with appropriate PCB copper area. The DO-214AB (SMC) package supports JEDEC-compliant reflow and meets UL 94V-0 flammability and JESD201 Class 2 whisker resistance.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VRRM | 600 V - maximum non-repetitive reverse voltage the device blocks reliably in circuit |
| IF | 12 A - continuous average forward current rating at TA = 25°C with adequate heatsinking |
| IFSM | 300 A - peak non-repetitive surge current survivable for one 8.3 ms half-sine cycle |
| VF | ≤1.1 V @ 12 A, 25°C - forward conduction loss directly impacts system efficiency and thermal design |
| RθJL | 9 °C/W - junction-to-lead thermal resistance determines heat transfer path to PCB copper or heatsink |
| CJ | 78 pF @ 1 MHz, 4 V - junction capacitance affects high-frequency switching noise and EMI behavior |
Pinout & Package
DO-214AB (SMC) surface-mount package with cathode-indicating band; matte tin-plated leads compliant with J-STD-002 solderability and JESD201 Class 2 whisker resistance.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode (Lead 1) | Input terminal for positive half-cycle conduction | Connected to AC input or transformer secondary; must withstand full surge and reverse recovery stress |
| Cathode (Lead 2) | Output terminal for rectified DC output | Connected to bulk capacitor or downstream converter; polarity marked by visible band on case |
Key Features
| Feature | Design Value |
|---|---|
| Glass-passivated junction | Enables stable long-term reverse leakage performance and enhanced humidity resistance per J-STD-020 MSL 1 |
| Low VF (≤1.1 V) | Reduces conduction losses in high-current rectification stages, lowering thermal load on PCB layout |
| High IFSM (300 A) | Supports robust startup and fault conditions in offline SMPS without catastrophic failure |
| RoHS & halogen-free | Meets IEC 61249-2-21 and global environmental compliance requirements for industrial end equipment |
Applications
| Industrial SMPS Front-End | LED Driver Power Stage |
|---|---|
Use Scenario: Rectifying 50/60 Hz or high-frequency AC input in 200–500 W industrial switch-mode power supplies. IC Role / Device Role / Timing Role: Primary-side unidirectional current path converting AC line to pulsating DC before bulk filtering. Use Value: 600 V VRRM and 300 A IFSM ensure margin against line surges and inrush currents typical in factory environments. | Use Scenario: Bridge or single-diode rectification in constant-current LED drivers for street lighting and high-bay fixtures. IC Role / Device Role / Timing Role: High-current DC feed generation with minimal forward loss to preserve driver efficiency. Use Value: ≤1.1 V VF at 12 A reduces thermal stress on aluminum-core PCBs and extends driver lifetime. |
| AC/DC Adapter Output Stage | DC-DC Converter Input Rectifier |
Use Scenario: Secondary-side rectification in universal-input (90–264 VAC) wall adapters delivering 12–24 VDC at >5 A. IC Role / Device Role / Timing Role: Conducting forward current during positive half-cycles while blocking reverse voltage during negative cycles. Use Value: MSL 1 rating and J-STD-002-compliant terminations support high-yield automated SMT assembly without baking or special handling. | Use Scenario: Input rectification in isolated flyback or forward converters operating from 24–48 VDC bus inputs. IC Role / Device Role / Timing Role: Unidirectional current steering into primary winding or bulk storage capacitor. Use Value: RθJL = 9 °C/W enables direct thermal coupling to copper pour, simplifying thermal management in space-constrained modules. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STTH1206D (STMicroelectronics) | 600 V VRRM, 12 A IF, but faster recovery (trr ≈ 65 ns vs. standard recovery); higher VF (1.25 V) | Better suited for higher-frequency PFC stages; less optimal for low-noise linear post-regulation | Select when EMI filtering headroom allows faster recovery and system operates >100 kHz |
| VS-12EWH06FN-M3 (Vishay) | 600 V VRRM, same IF/IFSM, but TO-277A package (lower RθJA = 35 °C/W) and different marking | Requires PCB footprint redesign; offers improved thermal dissipation in constrained airflow | Prefer when board-level thermal resistance exceeds 44 °C/W and layout revision is feasible |
Compared with STTH1206D and VS-12EWH06FN-M3, the S12JC M6G provides lower conduction loss and simpler thermal integration in DO-214AB, making it optimal for cost-sensitive, medium-frequency SMPS where standard recovery timing is acceptable.
Availability
S12JC M6G is available at Aetrix Electronics and suitable for industrial SMPS, LED drivers, and AC/DC adapters requiring stable component supply, full MSL 1 handling, and RoHS/halogen-free compliance.
Supply support for S12JC M6G 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
Taiwan Semiconductor Corporation (TSC) is a vertically integrated analog and discrete semiconductor manufacturer headquartered in Hsinchu, Taiwan, serving industrial, computing, and consumer markets since 1979.
The S12GC–S12MC family targets high-reliability, high-current rectification in off-line power conversion systems, emphasizing ruggedness, thermal stability, and automated assembly readiness.
FAQ
What is the maximum junction temperature rating for the S12JC M6G?
The S12JC M6G has a maximum junction temperature (TJ) rating of +150°C, verified per absolute maximum ratings in the official Taiwan Semiconductor datasheet Version D2102. This allows sustained operation at full 12 A forward current when thermal design maintains junction temperature within this limit. Derating curves confirm usable current down to ambient temperatures as low as –55°C.
Does the S12JC M6G meet RoHS and halogen-free requirements?
Yes, the S12JC M6G is RoHS compliant and halogen-free per IEC 61249-2-21, as explicitly stated in the "Features" section of the Taiwan Semiconductor datasheet. The molding compound and plating materials have been qualified to meet both environmental standards without compromising electrical or thermal performance.
What does the "M6G" suffix indicate in S12JC M6G?
The "M6G" suffix in S12JC M6G denotes Taiwan Semiconductor's internal packaging and environmental code: "M" indicates DO-214AB (SMC) package, "6" specifies 600 V VRRM, and "G" confirms green (halogen-free) compound per IEC 61249-2-21. This matches the ordering code convention defined in the "Ordering Information" section of the datasheet.
Is the S12JC M6G suitable for reflow soldering in automated assembly lines?
Yes, the S12JC M6G is qualified for lead-free reflow soldering per J-STD-002 and carries MSL 1 rating per J-STD-020 - meaning it can be stored indefinitely at ambient conditions without baking prior to assembly. Its matte tin-plated leads ensure consistent wetting and joint reliability across standard SMT processes.
How does the thermal resistance of the S12JC M6G impact PCB layout?
The S12JC M6G has RθJL = 9 °C/W and RθJA = 44 °C/W, meaning effective thermal design requires ≥100 mm² of 2-oz copper connected to both leads. Layouts using internal layers or thermal vias beneath the cathode/anode pads significantly reduce steady-state junction temperature. The DO-214AB footprint must follow Taiwan Semiconductor's suggested pad layout to achieve rated thermal performance.
S12JC M6G Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Taiwan Semiconductor Corporation
- Series:
- -
- Package/Case:
- DO-214AB, SMC
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Discontinued at Digi-Key
- Technology:
- Standard
- Voltage - DC Reverse (Vr) (Max):
- 600 V
- Current - Average Rectified (Io):
- 12A
- Voltage - Forward (Vf) (Max) @ If:
- 1.1 V @ 12 A
- Speed:
- Standard Recovery >500ns, > 200mA (Io)
- Reverse Recovery Time (trr):
- -
- Current - Reverse Leakage @ Vr:
- 1 µA @ 600 V
- Capacitance @ Vr, F:
- 78pF @ 4V, 1MHz
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DO-214AB (SMC)
- Operating Temperature - Junction:
- -55°C ~ 150°C
S12JC M6G FAQ
1.How can I place an order for S12JC M6G through Aetrix?
Please submit a Request for Quotation (RFQ) for S12JC M6G 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 S12JC M6G reliable?
The price and inventory of S12JC M6G are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S12JC M6G is usually 5 days.
3.What payment methods are accepted for S12JC M6G?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S12JC M6G transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S12JC M6G?
S12JC M6G orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S12JC M6G 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 S12JC M6G?
For technical support, including S12JC M6G datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S12JC M6G requirements.
6.How does Aetrix verify that S12JC M6G is sourced from the original manufacturer or authorized distributors?
All S12JC M6G 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 S12JC M6G meets industry standards.
7.What is the process for return or replacement of S12JC M6G?
All S12JC M6G units undergo pre-shipment inspection (PSI). If there is an issue with S12JC M6G, 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 S12JC M6G part is unused and in its original packaging.
Return procedure for S12JC M6G:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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