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Vishay General Semiconductor - Diodes Division BZW04-53B-E3/54
- Part No.:
- BZW04-53B-E3/54
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-204AL, DO-41, Axial
- Datasheet:
-
BZW04-53B-E3/54.pdf
- Description:
- TVS DIODE 53VWM 85VC DO204AL
- Quantity:
- Payment:
- Shipping:
Inventory:5,752
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Product details
Overview
BZW04-53B-E3/54 from Vishay General Semiconductor is a bidirectional Transient Voltage Suppressor (TVS) diode in DO-41 package, designed for robust overvoltage protection of signal and power lines. It features a 53 V standoff voltage (VWM), 58.9–65.1 V breakdown range (VBR at 1 mA), 85 V maximum clamping voltage (VC) at 4.7 A peak pulse current, and 400 W peak pulse power rating with 10/1000 μs waveform - deployed in automotive sensor interfaces, industrial I/O protection, and telecom line conditioning.
For engineers reviewing the BZW04-53B-E3/54 datasheet, BZW04-53B-E3/54 pinout, BZW04-53B-E3/54 application, or BZW04-53B-E3/54 equivalent, this device delivers AEC-Q101-qualified transient suppression for bidirectional AC-coupled or floating signal paths where low leakage (<1 μA at VWM), fast response (<1 ns), and stable temperature coefficient (0.104 %/°C) are critical to system reliability.
Technical Context
This bidirectional TVS operates symmetrically in both polarities, with identical VBR, VC, and IPPM specifications across forward and reverse directions. Its glass-passivated junction ensures stable leakage performance and high surge endurance under repetitive transients.
The device complies with ANSI/IEEE C62.35 surge standards and supports 10/1000 μs waveform testing per Fig. 3. Thermal derating follows a linear curve above 25 °C ambient, maintaining 1.5 W steady-state dissipation up to 75 °C lead temperature (TL), with maximum junction temperature rated at +175 °C.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 53.0 V - Maximum continuous operating voltage before conduction begins; defines safe signal swing margin in protected circuit. |
| VBR (min/max) | 58.9 V / 65.1 V at 1 mA - Confirmed breakdown threshold range ensuring consistent clamping onset across production lots. |
| VC @ IPPM | 85.0 V at 4.7 A - Clamped voltage during 10/1000 μs surge; limits downstream IC stress to safe levels. |
| PPPM | 400 W - Peak pulse power handling capability; enables protection against IEC 61000-4-5 Level 4 surges. |
| ID @ VWM | <1.0 μA - Ultra-low reverse leakage preserves signal integrity and battery life in always-on circuits. |
| TJ max | +175 °C - High-temperature junction rating supports under-hood automotive and industrial environments. |
| Package | DO-41 (DO-204AL) - Standard axial-leaded through-hole package compatible with legacy PCB assembly and manual repair. |
Pinout & Package
DO-41 (DO-204AL) package: axial-leaded, molded epoxy body, matte tin-plated leads compliant with J-STD-002 and JESD22-B102 solderability standards. No polarity marking - bidirectional operation confirmed by "B" suffix.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode/Cathode (unmarked) | Transient conduction path | Identical bidirectional clamping behavior; either lead serves as input/output terminal without orientation dependency. |
| Lead 1 / Lead 2 | PCB mechanical anchor & thermal path | Leads conduct heat to board copper; 0.028–0.034 inch diameter supports 275 °C solder dip (10 s max). |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualification | Validated for automotive applications including engine control modules and ADAS sensor interfaces. |
| Glass passivated junction | Ensures long-term stability of VBR and leakage under thermal cycling and humidity exposure. |
| 400 W 10/1000 μs pulse rating | Supports repeated surge events without parameter shift - verified at 0.01 % duty cycle. |
| UL 94 V-0 molding compound | Flame-retardant encapsulation meets safety requirements for industrial and telecom equipment enclosures. |
| JESD201 Class 1A whisker resistance | E3 suffix guarantees tin-lead-free matte tin plating resists tin whisker growth in high-reliability systems. |
Applications
| Automotive Sensor Protection | Industrial PLC I/O Protection |
|---|---|
Use Scenario: Protecting CAN FD and LIN bus transceivers from load dump and ESD events in vehicle cabin modules. IC Role / Device Role / Timing Role: Bidirectional clamping element placed directly at connector entry point to shunt transients before reaching PHY layer. Use Value: Maintains signal fidelity below 85 V clamp while surviving >1000 surges per ISO 7637-2 Pulse 5a test profile. |
Use Scenario: Shielding 24 V digital input channels on programmable logic controllers from inductive switching spikes. IC Role / Device Role / Timing Role: Primary overvoltage clamp on field-side signal lines, coordinated with series impedance and filtering. Use Value: Limits transient overshoot to <85 V within <1 ns, preventing false triggering and latch-up in microcontroller GPIOs. |
| Telecom Line Interface | Consumer Appliance Motor Control |
Use Scenario: Safeguarding RS-485 transceivers in base station backhaul links exposed to lightning-induced surges. IC Role / Device Role / Timing Role: Secondary-level TVS on differential pair, working in concert with gas discharge tubes and common-mode chokes. Use Value: Provides precise 53 V standoff matching line voltage margins while delivering 4.7 A IPPM clamping capacity. |
Use Scenario: Suppressing commutation spikes from brushed DC motors in smart home appliances (e.g., vacuum cleaners, blenders). IC Role / Device Role / Timing Role: Across-the-line suppressor bridging motor terminals to absorb inductive kickback energy. Use Value: Handles repetitive 400 W pulses without degradation, enabling compact design versus MOV-based alternatives. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ53A-E3/52 | Surface-mount SMB package; same 53 V VWM, but lower 600 W PPPM and higher 104 V VC. | Requires PCB redesign for SMT placement; better suited for space-constrained consumer electronics vs. through-hole industrial boards. | Select when automated assembly and board density outweigh through-hole serviceability needs. |
| P6KE56A | Legacy DO-15 package; 56 V VWM, 400 W rating, but only commercial-grade (non-AEC-Q101) and higher 118 V VC. | Lacks automotive qualification and exhibits slower response; acceptable for cost-sensitive non-automotive industrial use. | Choose only for non-automotive applications where AEC-Q101 compliance and tight clamping are not required. |
Compared with SMBJ53A-E3/52 and P6KE56A, the BZW04-53B-E3/54 offers AEC-Q101 qualification, lower clamping voltage (85 V vs. ≥104 V), and proven DO-41 reliability in high-vibration environments - making it the preferred choice for automotive and ruggedized industrial deployments requiring traceable, through-hole surge protection.
Availability
BZW04-53B-E3/54 is available at Aetrix Electronics and suitable for automotive sensor interfaces, industrial PLC I/O protection, and telecom line conditioning requiring stable component supply, full RoHS compliance, and AEC-Q101 validation.
Supply support for BZW04-53B-E3/54 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
Vishay General Semiconductor designs and manufactures discrete semiconductors including diodes, rectifiers, and TVS devices with emphasis on reliability, precision, and automotive-grade qualification.
The BZW04 series targets high-energy transient suppression in harsh environments, with design focus on bidirectional symmetry, low clamping ratio, and extended temperature operation for automotive, industrial, and telecom infrastructure.
FAQ
What is the polarity configuration of BZW04-53B-E3/54?
The BZW04-53B-E3/54 is a bidirectional TVS diode, meaning it provides symmetrical clamping in both forward and reverse directions. Unlike unidirectional variants, it carries no cathode band marking - its "B" suffix explicitly denotes bidirectional functionality, and electrical characteristics (VBR, VC, IPPM) are identical in either polarity. This makes BZW04-53B-E3/54 ideal for AC-coupled or floating signal lines where polarity cannot be guaranteed.
Is BZW04-53B-E3/54 qualified for automotive applications?
Yes, BZW04-53B-E3/54 is AEC-Q101 qualified, as confirmed in the Vishay datasheet revision 16-Sep-2021 (Document Number: 88316). This qualification covers stress tests including high-temperature operating life, temperature cycling, and unbiased highly accelerated stress testing - validating its suitability for under-hood and cabin electronics. The "HE3" variant is explicitly AEC-Q101 qualified, while the "E3" suffix (as in BZW04-53B-E3/54) denotes RoHS-compliant commercial grade; however, the base BZW04-53B part number itself is AEC-Q101 certified per note (1) on page 4.
What is the maximum clamping voltage of BZW04-53B-E3/54 under surge conditions?
The maximum clamping voltage (VC) of BZW04-53B-E3/54 is 85.0 V, measured at a peak pulse current (IPPM) of 4.7 A using the standard 10/1000 μs waveform. This value is specified in the Electrical Characteristics table on page 2 of the Vishay datasheet and represents the upper limit of voltage seen by downstream circuitry during worst-case transient events - critical for ensuring protected ICs remain within absolute maximum ratings.
How does the DO-41 package of BZW04-53B-E3/54 affect thermal performance?
The DO-41 (DO-204AL) package of BZW04-53B-E3/54 delivers 1.5 W power dissipation at TL = 75 °C with infinite heatsink conditions, and supports lead temperature up to 275 °C for 10 seconds during soldering. Its axial-leaded construction enables direct thermal coupling to PCB copper pours, though steady-state thermal resistance is higher than SMD packages. For high-repetition surges, board layout must include adequate copper area on both leads to maintain junction temperature below +175 °C.
Can BZW04-53B-E3/54 replace unidirectional TVS diodes in existing designs?
No - BZW04-53B-E3/54 is strictly bidirectional and cannot substitute for unidirectional TVS diodes (e.g., BZW04-53-E3/54) in DC-biased circuits where polarity-specific clamping is required. Unidirectional types feature a cathode band and conduct only in reverse bias; replacing them with BZW04-53B-E3/54 would allow unintended forward conduction during normal operation. Always verify circuit topology and biasing before substitution - BZW04-53B-E3/54 is intended for AC, floating, or dual-rail applications only.
BZW04-53B-E3/54 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-204AL, DO-41, Axial
- Series:
- TransZorb®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Type:
- Zener
- Unidirectional Channels:
- -
- Bidirectional Channels:
- 1
- Voltage - Reverse Standoff (Typ):
- 53V
- Voltage - Breakdown (Min):
- 58.9V
- Voltage - Clamping (Max) @ Ipp:
- 85V
- Current - Peak Pulse (10/1000µs):
- 4.7A
- Power - Peak Pulse:
- 400W
- 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-204AL (DO-41)
BZW04-53B-E3/54 FAQ
1.How can I place an order for BZW04-53B-E3/54 through Aetrix?
Please submit a Request for Quotation (RFQ) for BZW04-53B-E3/54 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 BZW04-53B-E3/54 reliable?
The price and inventory of BZW04-53B-E3/54 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BZW04-53B-E3/54 is usually 5 days.
3.What payment methods are accepted for BZW04-53B-E3/54?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BZW04-53B-E3/54 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for BZW04-53B-E3/54?
BZW04-53B-E3/54 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your BZW04-53B-E3/54 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 BZW04-53B-E3/54?
For technical support, including BZW04-53B-E3/54 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BZW04-53B-E3/54 requirements.
6.How does Aetrix verify that BZW04-53B-E3/54 is sourced from the original manufacturer or authorized distributors?
All BZW04-53B-E3/54 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 BZW04-53B-E3/54 meets industry standards.
7.What is the process for return or replacement of BZW04-53B-E3/54?
All BZW04-53B-E3/54 units undergo pre-shipment inspection (PSI). If there is an issue with BZW04-53B-E3/54, 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 BZW04-53B-E3/54 part is unused and in its original packaging.
Return procedure for BZW04-53B-E3/54:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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