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Vishay General Semiconductor - Diodes Division SBLF10L30HE3/45
- Part No.:
- SBLF10L30HE3/45
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Category:
- Single Diodes
- Package:
- TO-220-2 Full Pack, Isolated Tab
- Datasheet:
-
SBLF10L30HE3/45.pdf
- Description:
- DIODE SCHOTTKY 30V 10A ITO220AC
- Quantity:
- Payment:
- Shipping:
Inventory:7,460
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Product details
Overview
SBLF10L30HE3/45 from Vishay General Semiconductor is an AEC-Q101 qualified low-forward-voltage Schottky barrier rectifier in ITO-220AC package, rated for 30 V repetitive peak reverse voltage, 10 A average forward current at TC = 140 °C, and 0.43 V forward voltage at 10 A and TJ = 125 °C. It serves as a freewheeling or OR-ing diode in automotive-grade DC-DC converters.
For engineers reviewing the SBLF10L30HE3/45 datasheet, SBLF10L30HE3/45 pinout, SBLF10L30HE3/45 application, or SBLF10L30HE3/45 equivalent, key selection criteria include its high-reliability HE3 suffix (JESD 201 Class 2 whisker test), 200 A surge capability, thermal resistance of 4.8 °C/W (junction-to-case), and suitability for 150 °C junction temperature operation in under-hood power systems.
Technical Context
This device implements a planar Schottky barrier structure with integrated guardring for overvoltage protection, enabling robust transient immunity without external clamping. Its low VF and high IFSM support high-efficiency, high-density switching power supplies operating up to 1 MHz.
The ITO-220AC package provides electrical isolation (1500 VAC terminal-to-heatsink) and mechanical compatibility with TO-220 footprints while maintaining thermal performance optimized for surface-mount heatsinking in automotive modules.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VRRM | 30 V - Maximum repetitive reverse blocking capability for 12 V automotive rail applications |
| IF(AV) | 10 A at TC = 140 °C - Continuous DC output current rating under thermally constrained conditions |
| VF | 0.43 V at IF = 10 A, TJ = 125 °C - Enables <1.5 W conduction loss per diode in 12 V buck converters |
| IFSM | 200 A (8.3 ms half-sine) - Withstands inrush and fault currents in automotive start-stop systems |
| RθJC | 4.8 °C/W - Junction-to-case thermal resistance enabling direct heatsink mounting without thermal interface material |
| TJ max. | 150 °C - Supports operation in under-hood environments without derating below ambient 105 °C |
| IRRM | 1.0 A at VR = VRRM, tp = 2 µs - Confirmed reverse leakage under fast transient conditions |
Pinout & Package
Package: ITO-220AC - Insulated through-hole outline with electrically isolated tab (1500 VAC isolation), matte tin-plated leads, RoHS-compliant, UL 94V-0 epoxy.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| PIN 1 | Anode | Input terminal for forward conduction; connected to source in OR-ing configuration |
| PIN 2 | Cathode | Output terminal; tied to common rail or load return; electrically isolated from heatsink |
| Tab (K) | Cathode (isolated) | Electrically isolated cathode connection for heatsink mounting; no internal bond to PIN 2 |
Key Features
| Feature | Design Value |
|---|---|
| Guardring overvoltage protection | Prevents localized avalanche breakdown during line transients, eliminating need for external TVS in 12 V systems |
| AEC-Q101 qualification (HE3 suffix) | Validated for automotive use including temperature cycling, humidity bias, and mechanical shock per JESD22 standards |
| JESD 201 Class 2 whisker resistance | Ensures long-term solder joint reliability in high-temperature automotive PCB assemblies |
| Low dV/dt rating (10,000 V/µs) | Enables stable commutation in high-frequency synchronous rectification without false turn-on |
| MSL Level 1 (245 °C peak) | Compatible with standard lead-free reflow profiles without moisture sensitivity concerns |
Applications
| Automotive DC-DC Converters | OR-ing Diodes in Redundant Power Supplies |
|---|---|
Use Scenario: Step-down conversion from 12 V battery to 5 V/3.3 V rails in ADAS ECUs. IC Role / Device Role / Timing Role: Freewheeling diode in synchronous buck converter topology. Use Value: 0.43 V VF reduces conduction loss by >30% vs. standard silicon diodes, improving efficiency at 10 A load. |
Use Scenario: Parallel power inputs in telematics gateways requiring seamless failover. IC Role / Device Role / Timing Role: Unidirectional current path selector preventing backfeed between sources. Use Value: Low VF minimizes voltage drop across diode, preserving system margin during hot-swap transitions. |
| Industrial 24 V Polarity Protection | High-Frequency Switching Power Supplies |
Use Scenario: Reverse polarity safeguard on 24 V input of programmable logic controllers. IC Role / Device Role / Timing Role: Series-blocking diode in main power entry path. Use Value: 200 A IFSM withstands accidental short-circuit events without catastrophic failure. |
Use Scenario: Output rectification in 500 kHz isolated flyback converters for industrial sensors. IC Role / Device Role / Timing Role: High-frequency rectifier replacing slower PN diodes. Use Value: 10,000 V/µs dV/dt rating ensures noise immunity during fast switching edge transitions. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Schottky rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Vishay SBL10L30HE3/45 | TO-220AC package; RθJC = 4.3 °C/W; no isolation between tab and cathode | Requires insulated mounting hardware for heatsink attachment; lower thermal resistance than ITO variant | Select when maximum thermal performance is prioritized and isolation is managed externally |
| Vishay SBLB10L30HE3/45 | TO-263AB surface-mount package; RθJC = 4.3 °C/W; non-isolated tab | Suitable for automated assembly and space-constrained PCB layouts; no terminal-to-heatsink isolation | Select for SMT production where board-level isolation is implemented via layout or insulator pads |
Compared with SBL10L30HE3/45 and SBLB10L30HE3/45, the SBLF10L30HE3/45 uniquely combines AEC-Q101 qualification, ITO-220AC isolation, and 4.8 °C/W thermal resistance-making it the only option among the three qualified for direct heatsink mounting in safety-critical automotive power modules.
Availability
SBLF10L30HE3/45 is available at Aetrix Electronics and suitable for automotive DC-DC converters, redundant OR-ing power supplies, and industrial polarity protection circuits requiring stable component supply and AEC-Q101 compliance.
Supply support for SBLF10L30HE3/45 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, MOSFETs, and optoelectronics, with global manufacturing and testing facilities focused on high-reliability components.
The SBLF10L30HE3/45 belongs to Vishay's low-VF Schottky rectifier family engineered specifically for automotive and industrial power conversion where efficiency, surge robustness, and long-term reliability under thermal stress are critical.
FAQ
What does the HE3 suffix indicate on SBLF10L30HE3/45?
The HE3 suffix on SBLF10L30HE3/45 denotes high-reliability grade qualification per AEC-Q101, including JESD 201 Class 2 whisker testing. This distinguishes it from consumer-grade E3 variants and confirms suitability for automotive under-hood applications where long-term solder joint integrity is essential. The SBLF10L30HE3/45 meets all stress tests required for automotive power modules.
Is SBLF10L30HE3/45 pin-compatible with standard TO-220 rectifiers?
SBLF10L30HE3/45 uses the ITO-220AC package, which shares identical lead spacing and footprint with TO-220AC but features electrical isolation between the tab and cathode terminals. While mechanical mounting is compatible, the isolated tab requires different heatsink insulation strategy than non-isolated TO-220 devices. The SBLF10L30HE3/45 is not a drop-in replacement without verifying isolation requirements.
What is the maximum operating temperature for SBLF10L30HE3/45?
The SBLF10L30HE3/45 has a maximum junction temperature (TJ max.) of 150 °C, validated across its full operating range per AEC-Q101 stress testing. This allows continuous operation in ambient temperatures up to 105 °C when mounted on a heatsink with appropriate thermal design, making it suitable for engine compartment power electronics. Derating curves confirm 10 A IF(AV) capability at TC = 140 °C.
How does the guardring feature benefit SBLF10L30HE3/45 in automotive applications?
The integrated guardring in SBLF10L30HE3/45 prevents localized avalanche breakdown during load-dump transients (e.g., ISO 7637-2 Pulse 5a), enhancing ruggedness without external protection components. This design directly improves system-level reliability in 12 V automotive networks where voltage spikes up to 60 V can occur. The SBLF10L30HE3/45 maintains stable forward conduction even after repeated transient exposure.
Can SBLF10L30HE3/45 be used in high-frequency switching applications above 100 kHz?
Yes, SBLF10L30HE3/45 supports high-frequency operation up to 1 MHz due to its low junction capacitance (<1000 pF at 4 V) and fast reverse recovery characteristics inherent to Schottky construction. Its 10,000 V/µs dV/dt rating ensures immunity to false triggering during fast edge transitions in modern switch-mode topologies. The SBLF10L30HE3/45 is routinely deployed in 500 kHz–1 MHz DC-DC converters.
SBLF10L30HE3/45 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Vishay General Semiconductor - Diodes Division
- Series:
- -
- Package/Case:
- TO-220-2 Full Pack, Isolated Tab
- Packaging:
- Tube
- Product Status:
- Obsolete
- Technology:
- Schottky
- Voltage - DC Reverse (Vr) (Max):
- 30 V
- Current - Average Rectified (Io):
- 10A
- Voltage - Forward (Vf) (Max) @ If:
- 520 mV @ 10 A
- Speed:
- Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr):
- -
- Current - Reverse Leakage @ Vr:
- 1 mA @ 30 V
- Capacitance @ Vr, F:
- -
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Through Hole
- Supplier Device Package:
- ITO-220AC
- Operating Temperature - Junction:
- -65°C ~ 150°C
SBLF10L30HE3/45 FAQ
1.How can I place an order for SBLF10L30HE3/45 through Aetrix?
Please submit a Request for Quotation (RFQ) for SBLF10L30HE3/45 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 SBLF10L30HE3/45 reliable?
The price and inventory of SBLF10L30HE3/45 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SBLF10L30HE3/45 is usually 5 days.
3.What payment methods are accepted for SBLF10L30HE3/45?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SBLF10L30HE3/45 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SBLF10L30HE3/45?
SBLF10L30HE3/45 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SBLF10L30HE3/45 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 SBLF10L30HE3/45?
For technical support, including SBLF10L30HE3/45 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SBLF10L30HE3/45 requirements.
6.How does Aetrix verify that SBLF10L30HE3/45 is sourced from the original manufacturer or authorized distributors?
All SBLF10L30HE3/45 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 SBLF10L30HE3/45 meets industry standards.
7.What is the process for return or replacement of SBLF10L30HE3/45?
All SBLF10L30HE3/45 units undergo pre-shipment inspection (PSI). If there is an issue with SBLF10L30HE3/45, 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 SBLF10L30HE3/45 part is unused and in its original packaging.
Return procedure for SBLF10L30HE3/45:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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