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Vishay General Semiconductor - Diodes Division SMCJ58CHE3/57T
- Part No.:
- SMCJ58CHE3/57T
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- TVS Diodes
- Package:
- DO-214AB, SMC
- Datasheet:
-
SMCJ58CHE3/57T.pdf
- Description:
- TVS DIODE 58VWM 103VC DO214AB
- Quantity:
- Payment:
- Shipping:
Inventory:3,924
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Product details
Overview
SMCJ58CHE3/57T from Vishay General Semiconductor is a unidirectional transient voltage suppressor (TVS) diode in DO-214AB (SMCJ) package, designed for robust overvoltage protection of sensitive electronics. It features a 58 V standoff voltage (VWM), 64.4–71.2 V breakdown range (VBR at 1 mA), 93.6 V clamping voltage (VC) at 16 A peak pulse current, and 1500 W peak pulse power rating with 10/1000 µs waveform - deployed on power rails and I/O lines in automotive ECUs and industrial motor drives.
For engineers reviewing the SMCJ58CHE3/57T datasheet, SMCJ58CHE3/57T pinout, SMCJ58CHE3/57T application, or SMCJ58CHE3/57T equivalent, key selection criteria include its AEC-Q101 qualification, 150 °C maximum junction temperature, low incremental surge resistance, bi-directional-capable family compatibility (though this part is unidirectional), and RoHS-compliant matte tin-plated leads meeting J-STD-002 solderability standards.
Technical Context
The SMCJ58CHE3/57T operates as a silicon avalanche diode with glass-passivated junction, delivering fast response time (<1 ps) to transient events such as ESD, load dump, and inductive switching spikes. Its unidirectional polarity uses a cathode band marking and exhibits forward conduction only under reverse-biased overvoltage conditions.
Thermal performance is defined by RθJA = 75 °C/W (on 8.0 mm × 8.0 mm copper pads) and RθJL = 15 °C/W, enabling reliable operation up to 150 °C junction temperature. It meets MSL Level 1 per J-STD-020 and passes JESD 201 Class 2 whisker testing due to its HE3 suffix designation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VWM | 58 V - Maximum continuous reverse operating voltage before clamping begins; defines safe working margin for 48 V nominal systems. |
| VBR (min/max) | 64.4 V / 71.2 V at 1 mA - Confirmed breakdown threshold range ensures consistent turn-on across production lots. |
| VC @ IPPM | 93.6 V at 16 A - Clamping voltage limits downstream component stress during 10/1000 µs transients. |
| PPPM | 1500 W - Peak pulse power handling capability supports high-energy surge immunity per ISO 7637-2 and IEC 61000-4-5. |
| IFSM | 200 A - Non-repetitive forward surge current rating (8.3 ms half-sine) validates robustness against load-dump events. |
| TJ max | 150 °C - Enables deployment in under-hood automotive environments without derating penalties. |
| Leakage @ VWM | 1.0 µA - Ultra-low reverse leakage preserves signal integrity and minimizes standby power loss. |
Pinout & Package
Package: DO-214AB (SMCJ), surface-mount, low-profile case with molded UL 94 V-0 compound and matte tin-plated leads. Cathode identified by a single band on the body end.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Forward current entry terminal | Connected to lower-potential side (e.g., ground or return path) in unidirectional TVS configuration. |
| Cathode | Reverse-biased clamping terminal | Connected to protected line (e.g., 48 V rail); cathode band marks this end for correct PCB orientation. |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualified | Validated for automotive-grade reliability including temperature cycling, HTRB, and ESD testing per stress test plan. |
| Glass-passivated junction | Ensures stable VBR tolerance and long-term parameter stability under thermal and humidity stress. |
| Low incremental surge resistance | Minimizes VC overshoot during fast-rising transients, improving protection margin for downstream ICs. |
| MSL Level 1 (260 °C peak) | Enables standard lead-free reflow assembly without moisture-related popcorn failure risk. |
| JESD 201 Class 2 whisker resistance | Prevents tin whisker growth under mechanical stress and elevated temperature/humidity, critical for automotive longevity. |
Applications
| Automotive Power Distribution | Industrial Motor Drive Control |
|---|---|
Use Scenario: Protecting 48 V battery-fed power distribution modules from load dump and alternator ripple. IC Role / Device Role / Timing Role: Unidirectional TVS placed between battery rail and DC-DC converter input to clamp transients above 58 V. Use Value: Limits clamping voltage to 93.6 V, preventing damage to 100 V-rated MOSFETs and gate drivers in the power stage. | Use Scenario: Safeguarding microcontroller I/O lines connected to Hall-effect sensors in variable-frequency drives. IC Role / Device Role / Timing Role: TVS mounted directly at sensor connector interface to shunt ESD and cable discharge events. Use Value: Sub-100 ns response time and 1.0 µA leakage preserve signal fidelity while meeting IEC 61000-4-2 Level 4 (15 kV air) requirements. |
| Telecom Base Station PSU | Medical Imaging Power Supply |
Use Scenario: Input-stage surge protection for AC/DC front-end supplies exposed to lightning-induced surges on outdoor telecom cabinets. IC Role / Device Role / Timing Role: Primary TVS on 54 V intermediate bus, coordinated with MOVs and GDTs in multi-stage architecture. Use Value: 1500 W PPPM rating enables coordination with upstream protectors without thermal runaway during repeated 6 kV/3 kA surges. | Use Scenario: Overvoltage suppression on isolated 24 V auxiliary rails powering FPGA configuration circuitry in MRI subsystems. IC Role / Device Role / Timing Role: Unidirectional TVS placed after isolation barrier to protect low-noise LDOs and clock buffers. Use Value: 150 °C TJ max and AEC-Q101 qualification ensure compliance with medical safety standards requiring extended lifetime under thermal stress. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar transient voltage suppression applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SMBJ58AHE3/52T | Lower PPPM (600 W), SMB package (smaller footprint, higher RθJA = 110 °C/W), same VWM/VC. | Suitable for space-constrained consumer electronics where surge energy is limited to <600 W. | Select SMCJ58CHE3/57T when system-level surge testing requires ≥1500 W immunity or thermal management demands lower RθJA. |
| 1.5KE58A | Through-hole DO-201 package, identical electrical specs but no AEC-Q101 qualification or MSL Level 1 rating. | Applicable in non-automotive industrial controls where reflow compatibility and automotive reliability are not required. | Choose SMCJ58CHE3/57T for automated SMT assembly, high-volume automotive production, or designs requiring JESD 201 Class 2 whisker resistance. |
Compared with SMBJ58AHE3/52T and 1.5KE58A, the SMCJ58CHE3/57T delivers superior surge robustness and automotive-grade process validation - making it the preferred choice for mission-critical 48 V systems where thermal margin, assembly reliability, and long-term field stability are design priorities.
Availability
SMCJ58CHE3/57T is available at Aetrix Electronics and suitable for automotive power distribution, industrial motor drive control, telecom base station power supplies, and medical imaging power supply designs requiring stable component supply and full traceability.
Supply support for SMCJ58CHE3/57T 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 application-specific optimization.
The SMCJ series targets high-energy transient suppression in harsh environments - engineered for automotive, industrial, and telecom applications demanding AEC-Q101 qualification, high PPPM, and stable parametric performance across temperature.
FAQ
What is the clamping voltage of the SMCJ58CHE3/57T and how is it measured?
The SMCJ58CHE3/57T has a maximum clamping voltage (VC) of 93.6 V, measured at a peak pulse current (IPPM) of 16 A using a standardized 10/1000 µs double-exponential waveform. This value reflects the actual voltage seen by downstream components during surge events and is guaranteed across the full operating temperature range per Vishay's datasheet revision 11-Dec-12. The SMCJ58CHE3/57T maintains this clamping performance due to its low incremental surge resistance and optimized silicon junction design.
Is the SMCJ58CHE3/57T suitable for automotive applications?
Yes, the SMCJ58CHE3/57T is AEC-Q101 qualified and specifically designed for automotive use, including engine control units, body electronics, and ADAS power domains. Its HE3 suffix confirms compliance with JESD 201 Class 2 whisker testing, MSL Level 1 reflow capability (260 °C peak), and operation up to 150 °C junction temperature - all validated per automotive stress test requirements. The SMCJ58CHE3/57T meets ISO 7637-2 pulse 5a/b immunity thresholds when properly mounted on recommended pad layouts.
How does the SMCJ58CHE3/57T differ from bi-directional variants like SMCJ58CA?
The SMCJ58CHE3/57T is unidirectional, with a cathode band marking and forward conduction capability, whereas SMCJ58CA is bi-directional and lacks polarity marking. Electrically, the SMCJ58CHE3/57T has identical VWM (58 V) and VC (93.6 V) but only clamps in reverse bias - making it ideal for DC power rail protection where polarity is fixed. The SMCJ58CHE3/57T cannot replace SMCJ58CA in AC-coupled or bidirectional signal line applications without circuit redesign.
What is the meaning of the "HE3/57T" suffix in SMCJ58CHE3/57T?
The "HE3" suffix denotes RoHS-compliant construction with AEC-Q101 qualification and JESD 201 Class 2 whisker resistance; "57T" specifies packaging in 7-inch plastic tape-and-reel format with 850 units per reel. This distinguishes it from commercial-grade "E3" variants and larger "9AT" reels. The SMCJ58CHE3/57T thus guarantees automotive-grade reliability and automated placement compatibility - critical for high-yield SMT manufacturing of the SMCJ58CHE3/57T in production environments.
Can the SMCJ58CHE3/57T be used in parallel for higher surge current handling?
No - paralleling SMCJ58CHE3/57T devices is not recommended due to mismatched dynamic impedance and uneven current sharing during fast transients, which risks thermal runaway in one unit. For higher surge capacity, select a single higher-rated device (e.g., SMCJ64A or SMCJ70A) or implement staged protection with upstream GDT/MOV coordination. The SMCJ58CHE3/57T is characterized and tested as a standalone 1500 W protector; its performance assumes proper PCB layout with symmetric 8.0 mm × 8.0 mm copper pads per terminal as specified in the datasheet.
SMCJ58CHE3/57T Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Package/Case:
- DO-214AB, SMC
- Series:
- TransZorb®
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Type:
- Zener
- Unidirectional Channels:
- -
- Bidirectional Channels:
- 1
- Voltage - Reverse Standoff (Typ):
- 58V
- Voltage - Breakdown (Min):
- 64.4V
- Voltage - Clamping (Max) @ Ipp:
- 103V
- Current - Peak Pulse (10/1000µs):
- 14.6A
- Power - Peak Pulse:
- 1500W (1.5kW)
- Power Line Protection:
- No
- Applications:
- -
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DO-214AB (SMCJ)
SMCJ58CHE3/57T FAQ
1.How can I place an order for SMCJ58CHE3/57T through Aetrix?
Please submit a Request for Quotation (RFQ) for SMCJ58CHE3/57T 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 SMCJ58CHE3/57T reliable?
The price and inventory of SMCJ58CHE3/57T are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SMCJ58CHE3/57T is usually 5 days.
3.What payment methods are accepted for SMCJ58CHE3/57T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SMCJ58CHE3/57T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SMCJ58CHE3/57T?
SMCJ58CHE3/57T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SMCJ58CHE3/57T 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 SMCJ58CHE3/57T?
For technical support, including SMCJ58CHE3/57T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SMCJ58CHE3/57T requirements.
6.How does Aetrix verify that SMCJ58CHE3/57T is sourced from the original manufacturer or authorized distributors?
All SMCJ58CHE3/57T 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 SMCJ58CHE3/57T meets industry standards.
7.What is the process for return or replacement of SMCJ58CHE3/57T?
All SMCJ58CHE3/57T units undergo pre-shipment inspection (PSI). If there is an issue with SMCJ58CHE3/57T, 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 SMCJ58CHE3/57T part is unused and in its original packaging.
Return procedure for SMCJ58CHE3/57T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
SMCJ58CHE3/57T Tags
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