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SMBJ13A-M3/52
Vishay General Semiconductor - Diodes Division
TVS DIODE 13VWM 21.5VC DO214AA
7883 Pcs New Original In Stock
21.5V Clamp 27.9A Ipp Tvs Diode Surface Mount DO-214AA (SMBJ)
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5.0 / 5.0
- (210 Ratings)
SMBJ13A-M3/52
Product Overview
972880
DiGi Electronics Part Number
SMBJ13A-M3/52-DGManufacturer
Vishay General Semiconductor - Diodes Division
SMBJ13A-M3/52
Description
TVS DIODE 13VWM 21.5VC DO214AAInventory
7883 Pcs New Original In Stock
21.5V Clamp 27.9A Ipp Tvs Diode Surface Mount DO-214AA (SMBJ)
CAD Models - PCB Symbols & Footprints
Quantity
Minimum 1
Minimum 1
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SMBJ13A-M3/52 Technical Specifications
Category
Transient Voltage Suppressors (TVS), TVS Diodes
Packaging
Tape & Reel (TR)
Series
TransZorb®
Product Status
Active
Type
Zener
Unidirectional Channels
1
Voltage - Reverse Standoff (Typ)
13V
Voltage - Breakdown (Min)
14.4V
Voltage - Clamping (Max) @ Ipp
21.5V
Current - Peak Pulse (10/1000µs)
27.9A
Power - Peak Pulse
600W
Power Line Protection
No
Applications
General Purpose
Capacitance @ Frequency
-
Operating Temperature
-55°C ~ 150°C (TJ)
Mounting Type
Surface Mount
Package / Case
DO-214AA, SMB
Supplier Device Package
DO-214AA (SMBJ)
Base Product Number
SMBJ13
Datasheet & Documents
HTML Datasheet
SMBJ13A-M3/52-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
Standard Package
750
Alternative Parts
View DetailsPART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
SMBJ13A-E3/52
Vishay General Semiconductor - Diodes Division
4853
SMBJ13A-E3/52-DG
0.0672
MFR Recommended
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
제품 품질이 뛰어나서 사용감이 아주 좋아요. 배송도 빠르고 정확했습니다.
Dec 02, 2025
배송 추적 기능이 매우 상세하여 고객 만족도가 높아졌습니다.
Dec 02, 2025
빠른 배송 덕분에 중요한 프로젝트에 바로 활용할 수 있었어요.
Dec 02, 2025
送貨速度快，包裝也很仔細，產品耐用性非常出色，非常滿意。
Dec 02, 2025
Der After-Sales-Service bei DiGi Electronics war stets freundlich und hilfsbereit.
Dec 02, 2025
DiGi Electronics maintains a high standard of logistics management, ensuring our operations run smoothly.
Dec 02, 2025
Timeliness and careful packing are their strengths that we highly value.
Dec 02, 2025
Excellent communication and quick response times made my purchasing process stress-free.
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Frequently Asked Questions (FAQ)
What are the key design risks when replacing SMBJ13A-M3/52 with SMBJ13A-13-F in a 12V automotive power rail protection circuit?
Replacing SMBJ13A-M3/52 with SMBJ13A-13-F introduces potential reliability concerns due to differences in packaging and qualification. While both are 13V unidirectional TVS diodes in DO-214AA (SMBJ) packages, the '-13-F' suffix typically indicates a different lead finish or assembly process that may affect solder joint integrity under thermal cycling—critical in automotive under-hood environments. Additionally, verify that the substitute’s peak pulse power rating (600W) and clamping voltage (21.5V at 27.9A) are tested under identical IEC 61000-4-5 conditions. Always validate with actual surge testing, as minor process variations can impact dynamic response during load dump or jump-start transients.
Can SMBJ13A-M3/52 be safely used for protecting a 15V industrial I/O line against ESD and lightning-induced surges, and what layout considerations are critical?
SMBJ13A-M3/52 is marginal for 15V I/O lines because its minimum breakdown voltage (14.4V) is close to the operating rail, risking leakage or unintended conduction during normal operation. While it can clamp transients effectively (21.5V at 27.9A), sustained voltages above 13V may cause elevated leakage current, leading to thermal runaway in high-temperature environments. For robust protection, consider a higher standoff voltage TVS like SMBJ18A. If using SMBJ13A-M3/52, ensure tight PCB layout: place it within 5mm of the connector, use short, wide traces to minimize inductance, and connect directly to a solid ground plane to avoid clamping degradation from parasitic impedance.
How does SMBJ13A-M3/52 compare to Littelfuse SMAJ13A in terms of long-term reliability under repetitive surge stress in telecom applications?
Although both SMBJ13A-M3/52 (Vishay) and SMAJ13A (Littelfuse) share similar electrical specs (13V standoff, 600W peak power), Vishay’s TransZorb® process typically demonstrates better consistency in clamping voltage degradation after repeated 10/1000µs pulses. In telecom line cards exposed to frequent lightning surges, this translates to more predictable failure modes and longer field life. However, the SMAJ13A may offer slightly lower junction capacitance in some batches, which could matter for high-speed data lines. Always derate both devices to ≤50% of rated pulse power in continuous surge environments and monitor ambient temperature, as TJ(max) = 150°C leaves little margin above 85°C ambient.
Is SMBJ13A-M3/52 suitable for reverse polarity protection in a 12V battery-powered system, and what are the failure risks if misapplied?
SMBJ13A-M3/52 is not designed for reverse polarity protection and will fail catastrophically if subjected to sustained reverse voltage. Unlike dedicated reverse-blocking diodes or MOSFET-based solutions, this unidirectional TVS lacks reverse blocking capability—applying -12V continuously will forward-bias the device, causing immediate thermal overload and open-circuit failure. This could leave downstream circuitry unprotected or create a fire hazard. For reverse polarity scenarios, use a series Schottky diode (e.g., SS14) or a P-channel MOSFET circuit. Reserve SMBJ13A-M3/52 strictly for transient suppression on correctly polarized lines, and always include a fuse upstream to limit fault current during miswiring events.
What derating guidelines should be applied when using SMBJ13A-M3/52 in high-altitude or high-vibration industrial environments?
In high-altitude (>2000m) or high-vibration settings, derate SMBJ13A-M3/52’s peak pulse power by at least 20% due to reduced heat dissipation and potential microcracking in the die attach. At altitude, convective cooling is less effective, raising junction temperature during surge events and accelerating aging. In vibration-prone environments (e.g., motor drives, heavy machinery), ensure the DO-214AA package is secured with adequate solder fillets and avoid placing it on flexible PCB sections. Perform HALT (Highly Accelerated Life Testing) if mission-critical; consider conformal coating to mitigate moisture ingress, though MSL 1 rating allows unlimited floor life. Always validate with system-level surge testing per IEC 61000-4-5 under worst-case ambient conditions.
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.
SMBJ13A-M3/52 CAD Models
Vishay General Semiconductor - Diodes Division SMBJ13A-M3/52 PCB symbols & footprints
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