4532 SMD Ceramic Gas Discharge Tube 4.5x3.2x2.7mm 470V 2KA Surge Protection for Modems and Telecom Equipment
Price:
Negotiable
MOQ:
2500pcs
Delivery Time:
7-10 Workdays
Brand:
AMPFORT
Product Description
Product Overview
2-terminal SMD ceramic gas discharge tube (GDT) measuring 4.5×3.2×2.7mm with 470V rating and 2KA surge current capacity. UL certified for lightning protection applications in telecommunications and data equipment.
Key Features
- High insulation resistance and low capacitance (≤0.5pF)
- 2000A 8/20μs maximum surge current capacity (IEC61000-4-5)
- 4KV 10/700μs maximum surge rating (ITU-TK.21)
- Surface mounted gas arrester with micro-gap design
- 3.2 × 4.5 mm (4532) footprint
- Non-radioactive and RoHS compliant (100% lead-free)
- Operating temperature: -40℃ to +85℃
- Meets MSL level 1 per J-STD-020
- UL safety certification
Applications
Repeaters, modems, telephone interfaces, line cards, data communication equipment, line test equipment, cable telephony products, broadband/CATV/coaxial protectors, xDSL modems and peripherals, building entry/outside plant, and transient voltage surge suppression (TVSS).
Electrical Characteristics
| Catalog No. | DC Spark Over Voltage (100v/s)V | Impulse Spark Over Voltage (1kv/μs)V | Insulation Resistance MΩ | Electrode Capacitance 1MHz 0.5V PF | Impulse Discharge Current (8/20μs 10times) | AC Discharge Current (50Hz 1s 10times)A |
|---|---|---|---|---|---|---|
| 4DS075H | 075±30% | ≤700 | ≥1 | ≤1 | 2KA | 2A |
| 4DS090H | 090±30% | ≤700 | ≥1 | ≤1 | 2KA | 2A |
| 4DS150H | 150±30% | ≤700 | ≥1 | ≤1 | 2KA | 2A |
| 4DS200H | 200±30% | ≤800 | ≥1 | ≤1 | 2KA | 2A |
| 4DS230H | 230±30% | ≤800 | ≥1 | ≤1 | 2KA | 2A |
| 4DS300H | 300±30% | ≤1000 | ≥1 | ≤1 | 2KA | 2A |
| 4DS350H | 350±30% | ≤1000 | ≥1 | ≤1 | 2KA | 2A |
| 4DS400H | 400±30% | ≤1100 | ≥1 | ≤1 | 2KA | 2A |
| 4DS470H | 470±30% | ≤1200 | ≥1 | ≤1 | 2KA | 2A |
| 4DS600H | 600±30% | ≤1400 | ≥1 | ≤1 | 2KA | 2A |
Dimensions
Electrical Ratings
| Items | Test Condition/Description | Requirement |
|---|---|---|
| DC Spark-over Voltage | The voltage is measured with voltage ramp dv/dt=100V/s. | To meet the specified value |
| Maximum Impulse Spark-over Voltage | The maximum impulse spark-over voltage is measured with voltage ramp dv/dt=1000V/μs. | |
| Insulation Resistance | The resistance of gas tube shall be measured between two electrodes. | |
| Capacitance | The capacitance of gas tube shall be measured between two electrodes. Test frequency: 1MHz | |
| Impulse Discharge Current | Maximum 8/20μs surge current that can be applied between two electrodes, 5 positive and 5 negative surges, with 3 minutes interval time. | |
| Impulse Withstanding Voltage | The maximum 10/700μs surge that can be applied to the Gas Tube, 5 positive and 5 negative surges, with 1 minute interval time, without causing the DC spark-over voltage to change more than 25% from its initial value. |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Dongguan Ampfort Electronics Co., Ltd.
Location
Floor 5,Changlong Industrial Building,No.6,Jiangnan Road,Jingshan,Chashan Town,Dongguan 523323,China
Contact Person
Annie Fang