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SBR30A40CTFP-G
Diodes Incorporated
DIODE ARR SBR 40V 30A ITO220AB
1953 Pcs New Original In Stock
Diode Array 1 Pair Common Cathode 40 V 30A Through Hole TO-220-3 Full Pack, Isolated Tab
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5.0 / 5.0
- (201 Ratings)
SBR30A40CTFP-G
Product Overview
12965246
DiGi Electronics Part Number
SBR30A40CTFP-G-DGManufacturer
Diodes Incorporated
SBR30A40CTFP-G
Description
DIODE ARR SBR 40V 30A ITO220ABInventory
1953 Pcs New Original In Stock
Diode Array 1 Pair Common Cathode 40 V 30A Through Hole TO-220-3 Full Pack, Isolated Tab
Quantity
Minimum 1
Minimum 1
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SBR30A40CTFP-G Technical Specifications
Category
Diodes, Rectifiers, Diode Arrays
Packaging
-
Series
SBR®
Product Status
Active
Diode Configuration
1 Pair Common Cathode
Technology
Super Barrier
Voltage - DC Reverse (Vr) (Max)
40 V
Current - Average Rectified (Io) (per Diode)
30A
Voltage - Forward (Vf) (Max) @ If
500 mV @ 15 A
Speed
Standard Recovery >500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr
500 µA @ 40 V
Operating Temperature - Junction
-65°C ~ 150°C
Mounting Type
Through Hole
Package / Case
TO-220-3 Full Pack, Isolated Tab
Supplier Device Package
ITO-220AB
Base Product Number
SBR30
Datasheet & Documents
HTML Datasheet
SBR30A40CTFP-G-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8541.10.0080
Additional Information
Other Names
31-SBR30A40CTFP-G
Standard Package
50
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
每次購物後，客服都會主動聯繫確認商品的使用情況，服務真貼心。
de desembre 02, 2025
Die Produktqualität von DiGi Electronics beeindruckt mich immer wieder, verbunden mit einem zuverlässigen Service.
de desembre 02, 2025
Super schnelle Lieferung und ein sehr guter Support, der immer zuverlässig ist.
de desembre 02, 2025
Affordable and eco-conscious—DiGi Electronics strikes the perfect balance for conscientious consumers.
de desembre 02, 2025
Fast and reliable—exactly what I need from my electronics supplier.
de desembre 02, 2025
Packaging is consistently professional, adding to the overall positive experience with Di Digi Electronics.
de desembre 02, 2025
Fast, accurate logistics updates reflect their commitment to excellence.
de desembre 02, 2025
I've always appreciated how DiGi Electronics ships promptly, reducing my wait times.
de desembre 02, 2025
They have built a reputation for reliability and excellent customer care.
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Frequently Asked Questions (FAQ)
Can the SBR30A40CTFP-G be used as a drop-in replacement for the Vishay VS-30BQ040PBF in a high-current DC-DC converter design, and what thermal or layout considerations should I account for during the swap?
The SBR30A40CTFP-G is a viable functional replacement for the Vishay VS-30BQ040PBF due to similar 40V reverse voltage and 30A average forward current ratings, both in TO-220 packages with isolated tabs. However, the SBR30A40CTFP-G has a lower forward voltage (500 mV @ 15A vs. ~550 mV for the VS-30BQ040PBF), which improves efficiency but may slightly increase reverse recovery losses in hard-switching topologies. Ensure your heatsink and PCB copper area can handle the thermal profile—use a thermal interface material with low Rθ and verify junction temperature stays below 150°C under worst-case load. Also confirm pinout compatibility; both use common cathode configuration, but mechanical spacing and mounting torque must meet TO-220AB standards to avoid isolation degradation.
What are the key reliability risks when using the SBR30A40CTFP-G in an automotive under-hood application with frequent thermal cycling from -40°C to 125°C ambient?
While the SBR30A40CTFP-G supports a junction temperature range of -65°C to 150°C, repeated thermal cycling in automotive environments can induce mechanical stress at the die-attach and wire-bond interfaces, especially if the PCB and heatsink have mismatched coefficients of thermal expansion (CTE). To mitigate this, use a compliant thermal pad or phase-change material between the tab and heatsink, avoid rigid solder joints on the leads, and ensure the mounting hardware applies even pressure without over-torquing. Additionally, monitor reverse leakage current—though specified at 500 µA @ 40V, it increases exponentially near Tj = 150°C, potentially causing unwanted power loss or thermal runaway in enclosed spaces. Consider derating the current to 70–80% of 30A for long-term reliability.
How does the reverse recovery behavior of the SBR30A40CTFP-G compare to ultrafast silicon diodes like the STTH30R04W, and is it suitable for a 100 kHz synchronous buck converter?
The SBR30A40CTFP-G uses Diodes Incorporated’s Super Barrier Rectifier (SBR®) technology, which offers faster switching than standard PN junction diodes but is not optimized for ultrafast recovery like the STTH30R04W (which has trr < 35 ns). The SBR30A40CTFP-G is specified as 'Standard Recovery >500ns,' making it less ideal for 100 kHz hard-switched converters where reverse recovery losses dominate efficiency. In such applications, the STTH30R04W would reduce switching losses and EMI. However, if your design uses soft-switching or operates below 50 kHz, the SBR30A40CTFP-G’s lower Vf and cost advantage may justify its use—just ensure dead-time control minimizes body diode conduction and validate efficiency through bench testing.
What PCB layout practices are critical when paralleling two SBR30A40CTFP-G devices to achieve 60A output in a rectifier stage, and how can I prevent current imbalance?
Paralleling SBR30A40CTFP-G diodes requires careful layout to avoid dynamic current sharing issues due to minor Vf mismatches and parasitic inductance. Place both devices on the same symmetrical copper plane with identical trace lengths from anode to load and cathode to ground. Use a star-ground configuration for the common cathode connection to minimize ground bounce. Include small balancing resistors (0.5–1 Ω, 2W) in series with each anode to equalize DC current, though this introduces slight efficiency loss. Ensure both packages are mounted to a single, flat heatsink with uniform thermal paste application—thermal coupling helps equalize junction temperatures, reducing Vf drift. Avoid placing sensitive analog circuits near the high-di/dt switching nodes to prevent noise coupling.
Is the isolated tab feature of the SBR30A40CTFP-G sufficient for direct mounting to a grounded chassis in an industrial power supply without additional insulation, and what safety standards should I consider?
Yes, the SBR30A40CTFP-G’s isolated tab (ITO-220AB package) allows direct mounting to a grounded heatsink or chassis without insulating pads, simplifying assembly and improving thermal performance. The isolation is rated for over 2.5 kV AC between the tab and semiconductor elements, meeting basic industrial requirements per IEC 60950-1 and IEC 62368-1 for reinforced insulation in many cases. However, always verify clearance and creepage distances in your final assembly—maintain at least 4 mm between the tab and any uninsulated conductive parts. For high-reliability or medical applications, perform a hipot test at 1.5–2.5 kV AC for 60 seconds. Ensure screws are non-conductive or use shoulder washers if mechanical stress could compromise the internal isolation over time.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
SBR30A40CTFP-G CAD Models
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