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VBO25-16AO2
IXYS
BRIDGE RECT 1P 1.6KV 38A FO-A
5280 Pcs New Original In Stock
Bridge Rectifier Single Phase Avalanche 1.6 kV QC Terminal FO-A
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Minimum 1
5.0 / 5.0
- (388 Ratings)
VBO25-16AO2
Product Overview
7659789
DiGi Electronics Part Number
VBO25-16AO2-DGManufacturer
IXYS
VBO25-16AO2
Description
BRIDGE RECT 1P 1.6KV 38A FO-AInventory
5280 Pcs New Original In Stock
Bridge Rectifier Single Phase Avalanche 1.6 kV QC Terminal FO-A
Quantity
Minimum 1
Minimum 1
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VBO25-16AO2 Technical Specifications
Category
Diodes, Bridge Rectifiers
Packaging
Bulk
Series
-
Product Status
Active
Diode Type
Single Phase
Technology
Avalanche
Voltage - Peak Reverse (Max)
1.6 kV
Current - Average Rectified (Io)
38 A
Voltage - Forward (Vf) (Max) @ If
1.36 V @ 55 A
Current - Reverse Leakage @ Vr
300 µA @ 1600 V
Operating Temperature
-40°C ~ 150°C (TJ)
Mounting Type
QC Terminal
Package / Case
4-Square, FO-A
Supplier Device Package
FO-A
Base Product Number
VBO25
Datasheet & Documents
HTML Datasheet
VBO25-16AO2-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
Q2602191
Standard Package
10
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
December 02, 2025
항상 친절하게 응대해 주셔서 감사해요. 제품도 기대 이상으로 좋아서 재구매 의사 100%입니다.
December 02, 2025
가격과 포장 모두 만족스러워서 재구매하게 됐어요.
December 02, 2025
매번 빠른 배송으로 기대를 저버리지 않으며, 고객 지원도 훌륭합니다.
December 02, 2025
アフターサポートが充実しているのに価格も手頃で、コストパフォーマンス最高です。
December 02, 2025
The packaging included multiple layers of protection, ensuring safe delivery.
December 02, 2025
Affordable pricing combined with excellent customer service makes DiGi Electronics my top choice.
December 02, 2025
The robustness of their offerings means I can rely on them for critical applications.
December 02, 2025
Excellent reliability and affordability—these are what make DiGi Electronics my preferred brand.
December 02, 2025
Received securely packaged, which prevented damage, and the product’s durability is commendable.
December 02, 2025
Their professionalism has set a benchmark for my expectations from service teams.
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Frequently Asked Questions (FAQ)
What are the key design-in considerations when using the VBO25-16AO2 in high-voltage industrial power supplies?
When designing in the VBO25-16AO2 for high-voltage power supplies, ensure thermal management accounts for the 38A average rectified current and 1.36V forward voltage drop at 55A, which can generate significant conduction losses. Use a heatsink with low thermal resistance, especially in enclosed environments approaching the 150°C max junction temperature. Also, verify that the QC terminal mounting provides solid mechanical and electrical contact to avoid hotspots. The 1.6 kV peak reverse voltage rating allows margin in 1400V DC link applications, but transient overvoltage conditions should be evaluated to leverage its avalanche-rated robustness without exceeding SOA limits.
Can the VBO25-16AO2 replace the IXYS VBO25-14AO2 in a legacy motor drive design without circuit modifications?
Replacing the VBO25-14AO2 with the VBO25-16AO2 is feasible and often beneficial, as both share the same FO-A package, 38A current rating, and QC terminal mounting. The higher 1.6 kV reverse voltage (vs. 1.4 kV) provides improved margin in high-inductive load switching scenarios common in motor drives. However, verify that existing snubber circuits and clamping levels are still appropriate, as the increased voltage rating may alter transient behavior. The VBO25-16AO2's avalanche capability offers better surge robustness, making it a reliable upgrade option in harsh environments.
How does the VBO25-16AO2 perform under repetitive avalanche conditions, and what are the reliability risks?
The VBO25-16AO2 is specifically rated for avalanche operation, but repetitive exposure to avalanche conditions—such as in inductive load switching or surge events—must be carefully managed. While the device is designed to handle such stresses, ensure avalanche energy (EAS) remains within safe operating limits by using appropriate external snubbers or current limiting. Frequent or unclamped avalanche events can accelerate wear-out and reduce long-term reliability. For critical applications, monitor junction temperature and transient voltage spikes to avoid cumulative damage, even though the part is avalanche-qualified.
What thermal design trade-offs should be considered when integrating the VBO25-16AO2 in a compact power converter?
In compact converters, the VBO25-16AO2’s 38A current handling requires aggressive thermal design due to power dissipation up to ~52W (38A × 1.36V) under full load. Without adequate heatsinking, junction temperature can exceed 150°C, risking thermal runaway. Use forced air cooling or thermal vias in PCB layout to enhance heat transfer. Consider derating current to 25–30A in sealed or high-ambient environments. The FO-A package supports direct mounting to heatsinks via QC terminals, improving thermal performance—ensure mounting torque is consistent to prevent uneven pressure and localized heating.
How does leakage current at high temperature affect circuit efficiency when using the VBO25-16AO2 in solar inverter applications?
The VBO25-16AO2 specifies a maximum reverse leakage of 300 µA at 1600 V and 25°C, but this can increase significantly near the 150°C maximum operating temperature—potentially exceeding 1 mA in high-heat zones of solar inverters. Elevated leakage contributes to standby losses and reduced efficiency, especially during night-time or low-load operation. To mitigate this, ensure proper thermal zoning on the PCB, isolate the rectifier from nearby heat sources like IGBTs, and consider parallel strings with balancing resistors if leakage imbalance is a concern in series-connected PV arrays.
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.
VBO25-16AO2 CAD Models
IXYS VBO25-16AO2 PCB symbols & footprints
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