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Taiwan Semiconductor Corporation BZW06-15
- Part No.:
- BZW06-15
- Manufacturer:
- Taiwan Semiconductor Corporation
- Category:
- TVS Diodes
- Package:
- DO-204AC, DO-15, Axial
- Datasheet:
-
BZW06-15.pdf
- Description:
- TVS DIODE 15.3VWM 32.5VC DO204AC
- Quantity:
- Payment:
- Shipping:
Inventory:9,428
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Product details
Overview
BZW06-15 from Taiwan Semiconductor is a unidirectional 600W transient voltage suppressor (TVS) diode with a 15.3V working stand-off voltage, 17.1–18.9V breakdown range at 1mA, and 25.2V clamping voltage at 24.0A (10/1000μs). It features low dynamic impedance, <1μA leakage above 10V, and AEC-Q101 qualification for automotive-grade reliability. It protects power rails and I/O lines in automotive lighting and ECU modules.
For engineers reviewing the BZW06-15 datasheet, BZW06-15 pinout, BZW06-15 application, or BZW06-15 equivalent, key selection criteria include its DO-204AC (DO-15) package, 175°C max junction temperature, fast sub-nanosecond response to transients, and verified clamping performance under 10/1000μs surge waveforms.
Technical Context
The BZW06-15 operates as a unidirectional avalanche diode, triggered when reverse voltage exceeds its VBR (17.1–18.9V), diverting surge current away from protected circuitry. Its clamping action limits downstream voltage to ≤25.2V at 24.0A peak pulse current, with thermal resistance RθJL = 60°C/W enabling robust power dissipation.
Designed for single-pulse transient suppression per IEC 61000-4-5 and ISO 7637-2, it supports non-repetitive 600W surges at 25°C ambient and derates linearly above 25°C. Its junction capacitance is not specified for this variant but falls within typical BZW06-series values (<100pF at 1MHz).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 15.3 V - Maximum continuous reverse operating voltage before conduction begins |
| VBR @ 1mA | 17.1–18.9 V - Breakdown voltage range defining reliable avalanche onset threshold |
| VC @ 24.0A (10/1000μs) | 25.2 V - Clamped voltage during standardized surge, limiting stress on downstream ICs |
| PPK | 600 W - Peak pulse power handling capability under 1ms waveform, critical for load-dump immunity |
| TJ max | +175°C - Maximum junction temperature enabling operation in under-hood automotive environments |
| IR @ VWM | <1 μA - Low leakage ensures minimal standby power loss and signal integrity in high-impedance circuits |
| Package | DO-204AC (DO-15) - Industry-standard axial leaded package compatible with through-hole PCB assembly and automated taping |
Pinout & Package
DO-204AC (DO-15) package: axial-leaded, glass-passivated silicon junction, cathode band marked on one end. Leads are pure tin-plated, solderable per J-STD-002, and meet JESD 201 Class 2 whisker resistance.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Forward current entry / Surge return path | Connected to ground or low-impedance return in unidirectional configuration; completes clamping loop during overvoltage events |
| Cathode | Reverse-biased input / Protected line connection | Connected to the line being protected (e.g., 12V rail); conducts avalanche current when VAK > VBR |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualified | Validated for automotive applications including engine control, lighting, and body electronics per stress test requirements |
| 600W peak pulse rating (10/1000μs) | Withstands ISO 7637-2 Pulse 5a (load dump) without degradation in automotive 12V systems |
| Clamping voltage ≤25.2V at 24.0A | Ensures downstream 3.3V/5V logic ICs remain below absolute maximum ratings during surge events |
| Response time <1.0 ps (0→VBR) | Engages faster than most system-level transients, minimizing voltage overshoot before protection activates |
| RoHS & halogen-free compliant | Meets IEC 61249-2-21 and EU RoHS Directive for environmentally restricted substances in production |
Applications
| Automotive Lighting Systems | Engine Control Unit (ECU) Power Rails |
|---|---|
Use Scenario: Protecting LED driver ICs and CAN transceivers from load-dump transients during alternator regulation faults. IC Role / Device Role / Timing Role: Unidirectional TVS placed between 12V supply and ground, clamping surges up to 600W. Use Value: Prevents latch-up or permanent damage to sensitive analog front-ends and microcontrollers exposed to ISO 7637-2 Pulse 5a. | Use Scenario: Safeguarding 5V/3.3V regulator inputs and sensor supply lines against battery reversal and jump-start spikes. IC Role / Device Role / Timing Role: Standoff protection device absorbing energy before LDOs or MCU power pins. Use Value: Maintains functional safety integrity by limiting voltage excursions to ≤25.2V during 100A/10ms transients. |
| Industrial Motor Drive I/O Protection | Smart Building HVAC Control Boards |
Use Scenario: Shielding RS-485 transceivers and optocoupler inputs from inductive kickback in relay-driven fan control circuits. IC Role / Device Role / Timing Role: Fast-response unidirectional clamp on communication bus lines referenced to local ground. Use Value: Eliminates need for additional series impedance or filtering due to sub-nanosecond activation and low clamping voltage. | Use Scenario: Securing thermostat interface lines and 24V AC/DC converter outputs against lightning-induced surges in building automation panels. IC Role / Device Role / Timing Role: Primary overvoltage suppression element on secondary-side DC rails feeding microcontroller peripherals. Use Value: Enables compliance with IEC 61000-4-5 Level 3 (2kV line-earth) without redesigning PCB layout or adding MOVs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ15A | Same DO-214AA package; slightly higher VBR (16.7–18.5V), identical PPK (600W), but no AEC-Q101 option available | Not qualified for automotive under-hood use; suitable for industrial/commercial designs with lower reliability requirements | Select SMBJ15A only if AEC-Q101 compliance is not required and DO-214AA footprint is preferred over DO-15 |
| P6KE15A | DO-204AC package like BZW06-15, but lower PPK (600W same), higher VC (26.5V @ 23.3A), and no AEC-Q101 qualification | Limited to non-automotive applications due to lack of stress-test validation and wider VBR tolerance | Choose P6KE15A only for cost-sensitive legacy designs where clamping voltage margin allows ≥26.5V excursion |
Compared with SMBJ15A and P6KE15A, the BZW06-15 provides AEC-Q101 assurance, tighter VBR tolerance (±5.3% vs ±6.5% and ±10%), and lower clamping voltage-making it the preferred choice for new automotive designs requiring validated reliability and precise voltage limiting.
Availability
BZW06-15 is available at Aetrix Electronics and suitable for automotive lighting systems, engine control unit (ECU) power rails, and industrial motor drive I/O protection requiring stable component supply across extended temperature ranges and long product lifecycles.
Supply support for BZW06-15 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 semiconductor manufacturer specializing in discrete power devices, TVS diodes, rectifiers, and MOSFETs, with global distribution and AEC-Q101-qualified product lines.
The BZW06 series was designed specifically for high-energy transient suppression in automotive and industrial 12V/24V systems, emphasizing low clamping voltage, fast response, and rugged packaging for under-hood and harsh-environment deployment.
FAQ
What is the maximum clamping voltage of the BZW06-15 under standard surge conditions?
The BZW06-15 has a maximum clamping voltage of 25.2 V when subjected to a 24.0 A peak pulse current with a 10/1000 μs waveform. This value is measured per JEDEC standards and ensures downstream components such as microcontrollers and transceivers remain within safe operating voltage limits during transient events. The BZW06-15 maintains this clamping performance consistently across its rated temperature range.
Is the BZW06-15 suitable for automotive applications?
Yes, the BZW06-15 is AEC-Q101 qualified, making it suitable for automotive applications including engine control units, lighting modules, and body electronics. Its 175°C maximum junction temperature, DO-204AC mechanical robustness, and validated surge performance under ISO 7637-2 conditions confirm its readiness for under-hood deployment. The BZW06-15 meets stringent automotive reliability and environmental stress requirements.
What is the difference between BZW06-15 and BZW06-15B?
The BZW06-15B is the bidirectional variant of the same series, while the BZW06-15 is unidirectional. Both share identical VWM (15.3 V), VBR (17.1–18.9 V), and PPK (600 W), but the BZW06-15B clamps in both polarities and is used where AC-coupled or differential signal lines require symmetrical protection. The BZW06-15 is optimized for DC power rail protection with polarity-specific placement.
Does the BZW06-15 have a specified junction capacitance?
No, the BZW06-15 datasheet does not specify junction capacitance for this exact variant. Capacitance data is provided for other members of the BZW06 family (e.g., BZW06-13, BZW06-58), but no value is published for BZW06-15. For high-frequency signal line protection, designers should verify suitability via empirical testing or select a variant with published CJ if capacitance is a critical parameter. The BZW06-15 remains appropriate for power rail and low-speed I/O protection.
What packaging options are available for the BZW06-15?
The BZW06-15 is supplied in DO-204AC (DO-15) package with two standard packing formats: 3,500 units per tape-and-reel (standard code) and 1,500 units per ammo box (suffix A0G). Lead finish is pure tin, compliant with J-STD-002 for solderability, and the molding compound meets UL 94V-0 flammability rating. The BZW06-15 is not offered in surface-mount packages.
BZW06-15 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Taiwan Semiconductor Corporation
- Package/Case:
- DO-204AC, DO-15, Axial
- Series:
- BZW06
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- 1
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- 15.3V
- Voltage - Breakdown (Min):
- 17.1V
- Voltage - Clamping (Max) @ Ipp:
- 32.5V
- Current - Peak Pulse (10/1000µs):
- 123A (8/20µs)
- Power - Peak Pulse:
- 600W
- Power Line Protection:
- No
- Applications:
- General Purpose
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -55°C ~ 175°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- DO-204AC (DO-15)
BZW06-15 FAQ
1.How can I place an order for BZW06-15 through Aetrix?
Please submit a Request for Quotation (RFQ) for BZW06-15 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 BZW06-15 reliable?
The price and inventory of BZW06-15 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BZW06-15 is usually 5 days.
3.What payment methods are accepted for BZW06-15?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BZW06-15 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for BZW06-15?
BZW06-15 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your BZW06-15 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 BZW06-15?
For technical support, including BZW06-15 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BZW06-15 requirements.
6.How does Aetrix verify that BZW06-15 is sourced from the original manufacturer or authorized distributors?
All BZW06-15 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 BZW06-15 meets industry standards.
7.What is the process for return or replacement of BZW06-15?
All BZW06-15 units undergo pre-shipment inspection (PSI). If there is an issue with BZW06-15, 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 BZW06-15 part is unused and in its original packaging.
Return procedure for BZW06-15:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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