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Vishay General Semiconductor - Diodes Division BZW04P53B-E3/54
- Part No.:
- BZW04P53B-E3/54
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-204AL, DO-41, Axial
- Datasheet:
-
BZW04P53B-E3/54.pdf
- Description:
- TVS DIODE 53VWM 85VC DO204AL
- Quantity:
- Payment:
- Shipping:
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Product details
Overview
BZW04P53B-E3/54 from Vishay General Semiconductor is a bi-directional TransZorb® transient voltage suppressor (TVS) diode designed for robust overvoltage protection in signal and power lines. It features a 53.0 V stand-off voltage (VWM), 85.0 V maximum clamping voltage (VC) at 4.7 A peak pulse current (IPPM), and 400 W peak pulse power (PPPM) with 10/1000 μs waveform - deployed in automotive sensor interfaces, industrial I/O protection, and telecom line surge suppression.
For engineers reviewing the BZW04P53B-E3/54 datasheet, BZW04P53B-E3/54 pinout, BZW04P53B-E3/54 application, or BZW04P53B-E3/54 equivalent, key selection criteria include its bi-directional symmetry, AEC-Q101 qualification, DO-204AL (DO-41) package compatibility, and verified clamping performance under repetitive 10/1000 μs transients in harsh environments.
Technical Context
This bi-directional TVS diode operates symmetrically in both polarities, with breakdown voltage (VBR) specified at 58.9–68.2 V (min/max) under 1 mA test current. Its low incremental surge resistance enables rapid energy diversion during ESD or lightning-induced surges, while maintaining stable clamping up to 175 °C junction temperature.
The device uses glass-passivated chip junction technology and meets UL 94 V-0 flammability requirements in its molded epoxy DO-204AL case. It is rated for 400 W peak pulse power (10/1000 μs), 1.5 W steady-state power dissipation, and exhibits a temperature coefficient of VBR of +0.104 %/°C - critical for thermal stability in automotive under-hood applications.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 53.0 V - maximum continuous reverse operating voltage before clamping begins; defines safe working margin for 48 V nominal systems. |
| VC @ IPPM | 85.0 V - clamped voltage at 4.7 A peak pulse current; ensures downstream ICs (e.g., CAN transceivers, ADC inputs) remain below absolute max ratings. |
| PPPM | 400 W - peak pulse power handling with 10/1000 μs waveform; supports IEC 61000-4-5 Level 3 (1 kV/2 Ω) surge immunity. |
| TJ max. | +175 °C - maximum junction temperature; enables operation in engine control units and industrial motor drives without derating. |
| AEC-Q101 | Qualified - validated for automotive-grade reliability including temperature cycling, HTRB, and ESD testing per AEC standard. |
| Package | DO-204AL (DO-41) - industry-standard axial leaded package with matte tin-plated leads, compatible with wave and reflow soldering (275 °C, 10 s). |
Pinout & Package
DO-204AL (DO-41) package: axial-leaded, molded epoxy body with glass-passivated silicon junction. No polarity marking - bi-directional symmetry confirmed per datasheet Note: "no marking on bi-directional types".
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode/Cathode (symmetrical) | Bi-directional transient conduction path | Both terminals function identically; no cathode band - enables placement agnosticism in AC-coupled or differential signal lines. |
| Lead 1 / Lead 2 | Current-carrying terminal pair | Matte tin-plated, J-STD-002 compliant; supports high-reliability solder joints in automotive and industrial PCB assemblies. |
Key Features
| Feature | Design Value |
|---|---|
| Bi-directional clamping symmetry | Identical VBR min/max (58.9–68.2 V) and VC (85.0 V) in both directions - eliminates orientation constraints in differential bus protection (e.g., RS-485, CAN FD). |
| AEC-Q101 qualification | Validated for automotive use including HTOL, TC, and ESD testing - required for ECUs, ADAS sensors, and body control modules. |
| 400 W peak pulse power | Sustains 10/1000 μs surges up to 4.7 A without degradation - exceeds IEC 61000-4-5 Ed. 3 surge immunity requirements for industrial equipment. |
| Glass-passivated junction | Enhances long-term reliability and moisture resistance vs. epoxy-only passivation - critical for under-hood and outdoor telecom enclosures. |
| UL 94 V-0 molding compound | Self-extinguishing epoxy housing prevents flame propagation in safety-critical systems - mandated in EV battery management and rail signaling. |
Applications
| Automotive Sensor Protection | Industrial RS-485 Interface |
|---|---|
Use Scenario: Protecting MEMS pressure sensor outputs in engine manifold modules exposed to load dump and ISO 7637-2 pulses. IC Role / Device Role / Timing Role: Bi-directional voltage clamp placed across differential analog output lines to limit transients to <85 V during 12 V system surges. Use Value: Prevents latch-up or damage to downstream op-amps and ADCs while maintaining signal integrity due to low leakage (<1 µA at 53 V). |
Use Scenario: Safeguarding RS-485 transceivers in factory automation PLCs subjected to ground loop surges and EFT bursts. IC Role / Device Role / Timing Role: TVS diode connected between A/B lines and ground to shunt common-mode transients before they reach the transceiver's input stage. Use Value: Enables >25 kV ESD contact discharge immunity (IEC 61000-4-2) and maintains data integrity at 10 Mbps by minimizing parasitic capacitance (<100 pF). |
| Telecom Line Surge Suppression | Power Supply Input Clamping |
Use Scenario: Front-end protection of PoE-powered Ethernet switches against lightning-induced surges on RJ45 ports. IC Role / Device Role / Timing Role: Bi-directional TVS placed across each twisted pair (data + spare pairs) to clamp mode-common transients to ≤85 V. Use Value: Survives repeated 10/1000 μs surges up to 400 W without parameter drift - extends field life in outdoor telecom cabinets. |
Use Scenario: Secondary overvoltage clamp on 48 V DC input rails of industrial gate drivers after primary MOV protection. IC Role / Device Role / Timing Role: Fast-response secondary clamp limiting residual spikes to <85 V following MOV let-through during AC line switching events. Use Value: Complements slower primary protectors with sub-nanosecond response, preventing MOSFET gate oxide failure during fast-rising transients. |
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 | DO-214AA (SMB) package; 53 V VWM; 87 V VC @ 4.5 A; 600 W PPPM | Higher power rating but larger footprint; requires PCB layout change | Select when higher surge margin is needed and board space allows SMB package. |
| 1.5KE56A | DO-201AD package; 56 V VWM; 93.6 V VC @ 4.3 A; 1500 W PPPM | Higher clamping voltage and non-AEC-Q101; suited for non-automotive mains-side protection | Choose for cost-sensitive AC/DC front-end protection where AEC-Q101 is not required. |
Compared with BZW04P53B-E3/54, SMBJ53A offers higher surge capacity in a surface-mount format but lacks AEC-Q101 validation, while 1.5KE56A delivers greater power handling in a through-hole package but with elevated clamping and no automotive qualification - making BZW04P53B-E3/54 optimal for space-constrained, AEC-compliant 48 V system nodes.
Availability
BZW04P53B-E3/54 is available at Aetrix Electronics and suitable for automotive sensor protection, industrial RS-485 interface hardening, and telecom line surge suppression requiring stable component supply, full traceability, and long-term lifecycle support.
Supply support for BZW04P53B-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 is a global leader in discrete semiconductors, specializing in diodes, rectifiers, MOSFETs, and protection devices with emphasis on reliability, efficiency, and automotive-grade qualification.
The BZW04P series belongs to Vishay's TransZorb® TVS family engineered specifically for high-energy, bi-directional transient suppression in demanding automotive, industrial, and telecom environments - prioritizing low clamping, thermal robustness, and AEC-Q101 compliance.
FAQ
What is the clamping voltage of BZW04P53B-E3/54 under maximum surge conditions?
The BZW04P53B-E3/54 has a maximum clamping voltage (VC) of 85.0 V at 4.7 A peak pulse current (IPPM) with a 10/1000 μs waveform. This value is measured per IEC 61000-4-5 test conditions and ensures protected circuitry remains within safe operating limits during standardized surge events. The BZW04P53B-E3/54 maintains this clamping performance across its full operating temperature range.
Is BZW04P53B-E3/54 qualified for automotive applications?
Yes, BZW04P53B-E3/54 is AEC-Q101 qualified, having passed stress tests including high-temperature operating life, temperature cycling, and ESD per the AEC standard. Its DO-204AL package, 175 °C max junction temperature, and bi-directional symmetry make it suitable for engine control units, ADAS sensors, and body electronics. The BZW04P53B-E3/54 carries the HE3 suffix variant for full AEC-Q101 compliance.
How does the bi-directional design of BZW04P53B-E3/54 affect PCB layout?
The bi-directional nature of BZW04P53B-E3/54 eliminates polarity marking and orientation sensitivity - both leads are functionally identical. This simplifies PCB layout by removing the need for silkscreen indicators or assembly verification steps. The BZW04P53B-E3/54 can be placed across differential lines (e.g., CAN_H/CAN_L) without regard to direction, reducing manufacturing error risk and enabling automated optical inspection tolerance.
What is the maximum steady-state power dissipation for BZW04P53B-E3/54?
The BZW04P53B-E3/54 has a maximum steady-state power dissipation (PD) of 1.5 W when mounted on an infinite heatsink at TL = 75 °C. This rating applies to continuous reverse-biased operation at VWM (53.0 V) and determines thermal design margins for sustained leakage current scenarios. Derating curves in Figure 5 of the datasheet show linear reduction above 75 °C lead temperature - critical for BZW04P53B-E3/54 deployment in sealed enclosures.
Does BZW04P53B-E3/54 meet RoHS and REACH requirements?
Yes, BZW04P53B-E3/54 is RoHS-compliant per Directive 2011/65/EU and REACH-conformant, with lead-free matte tin-plated leads and halogen-free molding compound meeting UL 94 V-0. The "E3" suffix explicitly denotes RoHS compliance and commercial-grade qualification. Full material declarations and conflict mineral statements are available via Vishay's official product portal for BZW04P53B-E3/54.
BZW04P53B-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:
- Obsolete
- 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)
BZW04P53B-E3/54 FAQ
1.How can I place an order for BZW04P53B-E3/54 through Aetrix?
Please submit a Request for Quotation (RFQ) for BZW04P53B-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 BZW04P53B-E3/54 reliable?
The price and inventory of BZW04P53B-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 BZW04P53B-E3/54 is usually 5 days.
3.What payment methods are accepted for BZW04P53B-E3/54?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BZW04P53B-E3/54 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for BZW04P53B-E3/54?
BZW04P53B-E3/54 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your BZW04P53B-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 BZW04P53B-E3/54?
For technical support, including BZW04P53B-E3/54 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BZW04P53B-E3/54 requirements.
6.How does Aetrix verify that BZW04P53B-E3/54 is sourced from the original manufacturer or authorized distributors?
All BZW04P53B-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 BZW04P53B-E3/54 meets industry standards.
7.What is the process for return or replacement of BZW04P53B-E3/54?
All BZW04P53B-E3/54 units undergo pre-shipment inspection (PSI). If there is an issue with BZW04P53B-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 BZW04P53B-E3/54 part is unused and in its original packaging.
Return procedure for BZW04P53B-E3/54:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
BZW04P53B-E3/54 Tags
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