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HomeProductsDiscrete Semiconductor ProductsDiodes - Rectifiers - SingleB230A-13
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B230A-13 - Diodes Incorporated

Manufacturer Part Number
B230A-13
Manufacturer
Diodes Incorporated
Allelco Part Number
32D-B230A-13
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
5,100 pcs available, New & Original
Parts Description
DIODE SCHOTTKY 30V 2A SMA
Package
SMA
Data sheet
B230A-13.pdf

Environmental Information

Diodes Environmental Compliance Cert.pdf
RoHs Status
 
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In stock: 5100

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Specifications

B230A-13 Tech Specifications
Diodes Incorporated - B230A-13 technical specifications, attributes, parameters and parts with similar specifications to Diodes Incorporated - B230A-13

Product Attribute Attribute Value
Manufacturer Diodes Incorporated
Voltage - Forward (Vf) (Max) @ If 500 mV @ 2 A
Voltage - DC Reverse (Vr) (Max) 30 V
Technology Schottky
Supplier Device Package SMA
Speed Fast Recovery =< 500ns, > 200mA (Io)
Series -
Package / Case DO-214AC, SMA
Product Attribute Attribute Value
Package Tape & Reel (TR)
Operating Temperature - Junction -65°C ~ 150°C
Mounting Type Surface Mount
Current - Reverse Leakage @ Vr 500 µA @ 30 V
Current - Average Rectified (Io) 2A
Capacitance @ Vr, F 200pF @ 4V, 1MHz
Base Product Number B230

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Affected
ECCN EAR99

Frequently Asked Questions(FAQ)

What are the key performance trade-offs when using the B230A-13 in a 2A rectification application compared to standard PN junction diodes?
The B230A-13 offers a significantly lower forward voltage drop of 500 mV at 2A, reducing conduction losses by approximately 30–40% compared to conventional silicon rectifiers with typical Vf values of 700–900 mV at similar currents. This efficiency gain is especially beneficial in low-voltage, high-current systems such as buck converters or battery charging circuits. However, this comes with a higher reverse leakage current of 500 µA at 30V, which may impact standby power consumption in always-on applications. Designers must evaluate whether the reduced thermal dissipation outweighs potential leakage-related losses in their specific operating environment.
How does the reverse leakage current of the B230A-13 behave under elevated junction temperatures, and what implications does this have for thermal design?
Schottky diodes like the B230A-13 exhibit exponential increases in reverse leakage with temperature. While the datasheet specifies 500 µA at 30V and 25°C, leakage can exceed 5 mA at 125°C junction temperature under the same bias. This self-heating feedback loop necessitates careful thermal management—especially in enclosed or high-ambient-temperature environments—to prevent thermal runaway. Adequate PCB copper area for heat spreading and derating of maximum reverse voltage at elevated temperatures are essential for reliable long-term operation.
Can the B230A-13 be used in parallel configurations to increase current handling, and what precautions are necessary?
Parallel operation of the B230A-13 is possible but requires strict attention to current sharing. Due to the negative temperature coefficient of Schottky forward voltage, uneven thermal coupling can lead to one diode carrying disproportionately more current, increasing the risk of thermal imbalance. To mitigate this, use matched devices from the same batch, ensure symmetrical layout with shared thermal planes, and consider adding small series resistors (e.g., 10–20 mΩ) to each diode’s path. Even with these measures, total combined current should not exceed 3.5A to maintain safe operating margins.
What is the significance of the 200pF junction capacitance at 4V and 1MHz for high-frequency switching applications?
The 200pF capacitance of the B230A-13 at 4V reverse bias influences switching losses and EMI behavior in high-frequency circuits such as switch-mode power supplies operating above 500 kHz. While this value is relatively low for a 2A Schottky, it still contributes to charge-discharge losses during each switching cycle. In resonant or synchronous topologies, this capacitance interacts with parasitic inductances, potentially causing ringing. Designers should include this parameter in snubber design and layout optimization to minimize voltage overshoot and electromagnetic interference.
How does the B230A-13 compare to the STPS2L30A in terms of forward voltage and reverse leakage for a 30V/2A surface-mount application?
The B230A-13 and STPS2L30A are both 30V, 2A Schottky diodes in SMA packages, but they differ in key electrical characteristics. The B230A-13 has a slightly lower forward voltage (500 mV vs. ~550 mV at 2A), offering marginally better conduction efficiency. However, the STPS2L30A typically exhibits lower reverse leakage (around 200 µA at 30V), making it more suitable for low-power or battery-operated systems where quiescent current matters. The choice depends on whether efficiency during conduction or off-state losses dominate the system’s power budget.
Is the B230A-13 suitable for automotive 12V battery reverse-polarity protection circuits?
The B230A-13 can be used in 12V reverse-polarity protection, but with caveats. Its 30V reverse rating provides a 2.5x margin over nominal 12V systems, which is acceptable for steady-state conditions. However, automotive environments experience load-dump transients exceeding 40V, which could stress the diode beyond its limits. For robust protection, a TVS diode should be placed downstream or a higher-voltage-rated device selected. Additionally, the 500 µA leakage at 30V translates to ~6 mW loss at 12V reverse bias—manageable in most cases but non-negligible in ultra-low-power sleep modes.
What layout considerations are critical when mounting the B230A-13 in a high-current SMA package on a standard FR4 PCB?
The SMA package of the B230A-13 has limited thermal dissipation capability, so PCB layout must maximize heat transfer. Use a large, uninterrupted copper pour on the cathode side (typically connected to ground or output rail), with multiple vias to an internal or bottom-layer ground plane. Avoid narrow traces; a 2A continuous current requires at least 20–30 mil trace width on 1 oz copper to minimize resistive losses and hot spots. Thermal relief pads should be avoided on the main current path to ensure low thermal resistance.
How does the fast recovery time specification of ≤500ns impact performance in a 200kHz buck converter?
The B230A-13’s recovery time of ≤500ns is sufficient for 200kHz operation, where the switching period is 5 µs. Unlike ultra-fast PN diodes, Schottky diodes like the B230A-13 have negligible reverse recovery charge (Qrr), eliminating the sharp current spikes and associated EMI typical of hard-recovery devices. This results in cleaner switching waveforms and reduced stress on the controlling MOSFET. However, at 200kHz, the diode’s junction capacitance (200pF) begins to contribute more significantly to switching losses, so dead-time optimization and gate drive strength become more critical.
Why is the B230A-13 listed as RoHS non-compliant, and what alternatives exist for compliance-sensitive designs?
The B230A-13 is marked as RoHS non-compliant, likely due to the use of lead-based solder or plating materials in its construction. For designs requiring full RoHS adherence, consider the B230A-13-F variant from Diodes Incorporated, which is explicitly RoHS-compliant, or substitute with the STPS1L30A or SS23-LTP, both of which meet RoHS standards. Always verify compliance documentation, as regional regulations may impose additional restrictions beyond standard RoHS directives.
Can the B230A-13 withstand repetitive surge currents beyond its 2A average rating in pulsed applications?
The B230A-13 can tolerate short-duration surge currents exceeding 2A, provided the pulse width and duty cycle remain within safe thermal limits. For example, in inductive load switching or motor startup scenarios, peak currents of 5–6A for durations under 1 ms may be acceptable if the average power dissipation stays below the package’s thermal capability. However, the SMA package’s limited surge robustness compared to larger packages like SMC means repetitive surges should be modeled using transient thermal impedance (Zth) curves. Always include a safety margin and consider external current-limiting components for unpredictable load conditions.
How does the operating temperature range of -65°C to 150°C influence derating practices for the B230A-13 in industrial environments?
While the B230A-13 supports a wide junction temperature range, practical derating is necessary above 100°C. At 150°C, the forward voltage decreases slightly, but reverse leakage increases dramatically, potentially compromising efficiency and thermal stability. For industrial applications with ambient temperatures exceeding 85°C, reduce the maximum allowable forward current by 20–30% to prevent exceeding thermal limits. Additionally, ensure that the PCB and surrounding components can tolerate the diode’s heat output, especially in compact enclosures with limited airflow.
What are the reliability implications of the MSL 1 (Unlimited) rating for the B230A-13 in high-volume manufacturing?
The MSL 1 classification indicates the B230A-13 can be stored and processed without time restrictions in ambient conditions prior to reflow soldering. This simplifies logistics and reduces handling complexity in high-volume production, as no dry packing or bake-out procedures are required. However, proper ESD controls should still be maintained, as Schottky diodes are sensitive to electrostatic discharge. The unlimited floor life also supports just-in-time inventory strategies without risk of moisture-induced defects during assembly.

Parts with Similar Specifications

The three parts on the right have similar specifications to Diodes Incorporated B230A-13

Product Attribute B230AF-13 B230AE-13 B230A-13-F B230AQ-13-F
Part Number B230AF-13 B230AE-13 B230A-13-F B230AQ-13-F
Manufacturer Diodes Incorporated Diodes Incorporated Diodes Incorporated Diodes Incorporated
Base Product Number - DAC34H84 MAX500 ADS62P42
Technology - - - -
Current - Reverse Leakage @ Vr - - - -
Operating Temperature - Junction - - - -
Series - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - DC Reverse (Vr) (Max) - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Voltage - Forward (Vf) (Max) @ If - - - -
Current - Average Rectified (Io) - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Mounting Type - Surface Mount Through Hole Surface Mount
Speed - - - -
Capacitance @ Vr, F - - - -

B230A-13 Datasheet PDF

Download B230A-13 pdf datasheets and Diodes Incorporated documentation for B230A-13 - Diodes Incorporated.

Datasheets
B220(A) - B260(A).pdf
Environmental Information
Diodes Environmental Compliance Cert.pdf

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Customer Reviews

Evaluation: 10 Articles

  • ECUb***h
    Sep 22, 2026

    Used for repair of an older automotive ECU. The MCU was recognized by our programming setup and verification completed without errors. The repaired board now starts and communicates normally.

  • RS48***ieldTech
    Sep 16, 2026

    Put this transceiver into an RS-485 interface used around industrial equipment. Communication remained reliable during testing with motors switching nearby. Good result for the replacement board.

  • Logi***b_Chris
    Sep 8, 2026

    Purchased for a Cyclone III development project. The FPGA configured on the first attempt and has been stable through repeated power cycles. No problems with the I/O we are using.

  • Circ***FixerTom
    Sep 2, 2026

    Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.

  • Retr***UWorks
    Aug 31, 2026

    Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.

  • Andr***PCBLab
    Aug 28, 2026

    I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.

  • Leat***O'Keefe
    Aug 20, 2026

    one of my hobbies is skydiving. and when i'm skydiving this works great.

  • Ilen***
    Aug 20, 2026

    This product works considerably well. It secretly improves my basketball by a lot.

  • Indu***ialPower
    Aug 17, 2026

    Installed this IGBT module in a power conversion cabinet. Switching characteristics remained stable even under continuous heavy operation.

  • Nikh***ech
    Aug 13, 2026

    Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

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DHL & FedEx Shipment Charges Reference
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0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
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B230A-13 Image

B230A-13

Diodes Incorporated
32D-B230A-13

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