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VS-25TTS12PBF
Vishay General Semiconductor - Diodes Division
SCR 1.2KV 25A TO220AB
210991 Pcs New Original In Stock
SCR 1.2 kV 25 A Standard Recovery Through Hole TO-220-3
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5.0 / 5.0
- (451 Ratings)
VS-25TTS12PBF
Product Overview
1134364
DiGi Electronics Part Number
VS-25TTS12PBF-DGManufacturer
Vishay General Semiconductor - Diodes Division
VS-25TTS12PBF
Description
SCR 1.2KV 25A TO220ABInventory
210991 Pcs New Original In Stock
SCR 1.2 kV 25 A Standard Recovery Through Hole TO-220-3
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
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VS-25TTS12PBF Technical Specifications
Category
Thyristors, SCRs
Packaging
-
Series
-
Product Status
Discontinued at Digi-Key
Voltage - Off State
1.2 kV
Voltage - Gate Trigger (Vgt) (Max)
2 V
Current - Gate Trigger (Igt) (Max)
45 mA
Voltage - On State (Vtm) (Max)
1.25 V
Current - On State (It (AV)) (Max)
16 A
Current - On State (It (RMS)) (Max)
25 A
Current - Hold (Ih) (Max)
100 mA
Current - Off State (Max)
500 µA
Current - Non Rep. Surge 50, 60Hz (Itsm)
350A @ 50Hz
SCR Type
Standard Recovery
Operating Temperature
-40°C ~ 125°C
Mounting Type
Through Hole
Package / Case
TO-220-3
Supplier Device Package
TO-220-3
Base Product Number
25TTS12
Datasheet & Documents
HTML Datasheet
VS-25TTS12PBF-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8541.30.0080
Additional Information
Other Names
25TTS12PBF-DG
25TTS12PBF
Standard Package
50
Alternative Parts
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MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
DiGi Electronics는 항상 품질이 일정하며, 배송도 약속된 시간에 딱 맞춰 옵니다.
de desembre 02, 2025
디지 일렉트로닉스 제품은 다양성이 뛰어나서 언제나 만족스럽습니다.
de desembre 02, 2025
The staff handled all my issues with professionalism and care.
de desembre 02, 2025
They provide excellent customer support, adding value to a cost-effective shopping experience.
de desembre 02, 2025
The packaging materials are sturdy and well-designed, preventing any damage.
de desembre 02, 2025
They review and address customer feedback diligently, which shows their commitment to quality.
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Frequently Asked Questions (FAQ)
Can the VS-25TTS12PBF reliably replace the TYN1225RG in a 1200V AC motor control circuit without redesigning the gate drive?
Yes, the VS-25TTS12PBF can replace the TYN1225RG in 1200V motor control applications, but verify gate sensitivity compatibility. The VS-25TTS12PBF has a maximum gate trigger current (Igt) of 45 mA, similar to the TYN1225RG, but often exhibits lower variability in turn-on behavior due to tighter manufacturing controls. However, ensure your gate driver can source at least 50 mA to account for temperature derating and ensure reliable triggering at -40°C. Also confirm that the snubber circuit is adequate, as the VS-25TTS12PBF’s standard recovery characteristic may produce higher dV/dt stress than faster alternatives.
How does the VS-25TTS12PBF perform in high-temperature industrial environments when conducting near its 16A average current limit?
The VS-25TTS12PBF is rated for up to 125°C operating temperature, but sustained 16A average current (It(AV)) requires aggressive heatsinking due to thermal resistance of the TO-220AB package. At ambient temperatures above 70°C, derate current by at least 10-15% unless a low-thermal-resistance heatsink (≤1.5°C/W) is used. Monitor junction temperature with thermal interface materials and ensure pcb layout supports heat dissipation through wide copper pours. Thermal runaway risk increases if the hold current (Ih ≤ 100 mA) is approached under unstable load conditions.
Is the VS-25TTS12PBF suitable for inductive load switching in power tools, and what are the key failure risks to mitigate?
The VS-25TTS12PBF is viable for inductive load switching in power tools but requires proper protection due to its standard recovery characteristic. The 350A non-repetitive surge rating supports high inrush currents, yet the relatively slow turn-off can cause cross-conduction in H-bridge configurations if commutation timing isn’t precisely controlled. Use an RC snubber network across the device to suppress voltage transients from inductive kickback, and ensure the gate drive turns off cleanly to avoid unintended re-triggering. Poor PCB layout or shared gate return paths can lead to false triggering under high di/dt loads.
What are the critical design-in considerations when substituting the discontinued VS-25TTS12PBF with the CLA30E1200PB in existing products?
When replacing the VS-25TTS12PBF with the CLA30E1200PB, evaluate three key differences: higher current rating (30A vs 25A RMS), gate trigger sensitivity (50 mA max vs 45 mA), and package footprint compatibility. While both are TO-220-3, verify pinout alignment and thermal mounting compatibility. The CLA30E1200PB may require adjusting gate drive timing due to potentially higher Igt; validate operation at low temperatures where trigger thresholds rise. Also confirm that existing overcurrent protection (e.g., fusing) is rated for the new device’s surge capability to maintain system safety and reliability.
How can I ensure long-term reliability of the VS-25TTS12PBF in surge-heavy power distribution systems?
To ensure long-term reliability of the VS-25TTS12PBF in surge-prone environments, implement multi-stage protection. The device handles 350A non-repetitive surge, but repeated exposure near this limit degrades lifespan. Pair it with upstream transient voltage suppression (TVS) diodes or MOVs to absorb line surges above 1 kV. Ensure gate circuit stability with a series resistor (220–470 Ω) to prevent noise-induced triggering during fast transients. Regular thermal cycling and periodic maintenance checks for solder joint integrity are advised, especially in applications with frequent on/off cycling, such as backup power switching.
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.
VS-25TTS12PBF CAD Models
Vishay General Semiconductor - Diodes Division VS-25TTS12PBF PCB symbols & footprints
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