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4532-201-LF
YAGEO
GDT 200V 2KA 2 POLE SMD
14691 Pcs New Original In Stock
Gas Discharge Tube 200 V 2000A (2kA) ±30% 2 Pole Surface Mount
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5.0 / 5.0
- (79 Ratings)
4532-201-LF
Product Overview
10413859
DiGi Electronics Part Number
4532-201-LF-DGManufacturer
YAGEO
4532-201-LF
Description
GDT 200V 2KA 2 POLE SMDInventory
14691 Pcs New Original In Stock
Gas Discharge Tube 200 V 2000A (2kA) ±30% 2 Pole Surface Mount
Quantity
Minimum 1
Minimum 1
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4532-201-LF Technical Specifications
Category
Gas Discharge Tube Arresters (GDT)
Packaging
Tape & Reel (TR)
Series
4532
Product Status
Active
Voltage - DC Spark Over (Nom)
200 V
Impulse Discharge Current (8/20µs)
2000A (2kA)
Tolerance
±30%
Number of Poles
2
Fail Short
No
Mounting Type
Surface Mount
Package / Case
1812 (4532 Metric)
Datasheet & Documents
HTML Datasheet
4532-201-LF-DG
Environmental & Export Classification
Moisture Sensitivity Level (MSL)
1 (Unlimited)
ECCN
EAR99
HTSUS
8536.30.8000
Additional Information
Other Names
13-4532-201-LFTR
Standard Package
2,500
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
一家能提供好品質與親民價格的品牌，讓我非常放心選擇。
Dec 02, 2025
Le processus d'expédition est bien pensé, limitant le gaspillage et optimisant le temps.
Dec 02, 2025
Their products are synonymous with durability and quality.
Dec 02, 2025
The affordability and quality balance at DiGi Electronics is truly commendable.
Dec 02, 2025
The logistics tracking was detailed and updates were timely, which gave me peace of mind.
Dec 02, 2025
Reliable shipping times mean I can plan my use of purchased items effectively.
Dec 02, 2025
Affordable and friendly — that's the perfect description of my experience with DiGi Electronics.
Dec 02, 2025
I was amazed at how swiftly DiGi Electronics handled my after-sales question, enabling me to proceed without delays.
Dec 02, 2025
Very impressed with how quickly my order was dispatched and delivered.
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Frequently Asked Questions (FAQ)
Can the YAGEO 4532-201-LF gas discharge tube be safely used as a drop-in replacement for the Bourns 2038-200-SM-RPLF in a 24V industrial RS-485 surge protection circuit, and what design risks should I evaluate before making the swap?
While both the YAGEO 4532-201-LF and Bourns 2038-200-SM-RPLF are 200V GDTs in similar 1812/4532 packages, direct replacement requires careful evaluation of impulse discharge characteristics and follow current handling. The 4532-201-LF is rated for 2kA (8/20µs), whereas the Bourns part is rated for 5kA—meaning the YAGEO device may degrade faster under repeated high-energy transients common in industrial environments. Additionally, ensure your system’s line impedance and fault-clearing capability can prevent sustained follow current, as the 4532-201-LF does not include built-in fail-short protection. Always validate with surge testing per IEC 61000-4-5 if used in mission-critical RS-485 networks.
What layout and PCB design considerations are critical when integrating the surface-mount YAGEO 4532-201-LF into a compact IoT gateway exposed to outdoor lightning surges, especially regarding creepage, thermal management, and grounding?
When placing the YAGEO 4532-201-LF on a densely populated PCB in an outdoor IoT gateway, maintain at least 4mm creepage distance between the GDT’s high-voltage terminals and low-voltage circuitry to prevent tracking, especially under humid conditions. Use a solid ground plane beneath the device but avoid thermal vias directly under the body to prevent uneven heating during reflow. Ensure low-inductance grounding paths to the chassis or shield, as parasitic inductance can reduce clamping effectiveness during fast transients. Also, position the 4532-201-LF close to the I/O connector and pair it with a series PTC or TVS diode to limit follow current and improve coordination with downstream protection stages.
How does the ±30% tolerance on the DC spark-over voltage of the YAGEO 4532-201-LF impact coordination with a 180V TVS diode in a multi-stage surge protection design for PoE applications, and could this lead to unintended stress on downstream components?
The ±30% tolerance on the 4532-201-LF means its actual spark-over voltage can range from 140V to 260V. In a PoE system using a 180V TVS diode (e.g., SMAJ58A), this creates a dangerous overlap: if the GDT sparks near 140V, it may activate before the TVS, but if it sparks near 260V, the TVS will conduct first and absorb most of the surge energy—potentially exceeding its pulse power rating. To mitigate this, use a higher-voltage TVS (e.g., 200–220V class) or add a current-limiting inductor between stages to ensure proper energy sharing. Always simulate worst-case transient responses using SPICE models that account for this voltage spread.
Is the YAGEO 4532-201-LF suitable for long-term reliability in high-altitude (>3000m) telecom base station applications where air density affects breakdown characteristics, and what derating or design adjustments are recommended?
At altitudes above 3000m, reduced air density lowers the effective breakdown voltage of gas discharge tubes like the YAGEO 4532-201-LF, potentially causing premature triggering or reduced surge handling. While the datasheet doesn’t specify altitude derating, empirical data suggests a 10–15% reduction in spark-over voltage at 3000m. To compensate, consider selecting a GDT with a nominal spark-over voltage 20–25% higher (e.g., a 250V variant) or implement redundant parallel protection stages. Additionally, ensure adequate spacing and avoid conformal coatings that could trap ionized gas. Field testing under simulated altitude conditions is strongly advised for critical telecom infrastructure.
Can the YAGEO 4532-201-LF be reliably used in automotive 12V auxiliary circuits near the battery where load dump transients exceed 100V, and how does its 2kA surge rating compare to AEC-Q200 qualified alternatives like the Littelfuse CG2200M?
The YAGEO 4532-201-LF is not AEC-Q200 qualified and lacks automotive-grade reliability validation, making it risky for direct use in 12V automotive systems exposed to load dumps (which can reach 120–140V for hundreds of milliseconds). While its 200V spark-over voltage seems sufficient, the 2kA surge rating is below the 5kA typical of automotive GDTs like the Littelfuse CG2200M. More critically, non-automotive GDTs may exhibit inconsistent performance after thermal cycling or vibration. For safety and compliance, prefer AEC-Q200 certified devices. If cost constraints force consideration of the 4532-201-LF, implement rigorous HALT testing and pair it with a robust TVS and fuse to contain failure modes.
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4532-201-LF CAD Models
YAGEO 4532-201-LF PCB symbols & footprints
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