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MA4E1340A1-287T
MACOM Technology Solutions
SCHOTTKY PLASTIC LEAD-FREE
3181 Pcs New Original In Stock
RF Diode Schottky - Single 70V 200 mA 250 mW SOT-23
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*Quantity
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5.0 / 5.0
- (44 Ratings)
MA4E1340A1-287T
Product Overview
9346091
DiGi Electronics Part Number
MA4E1340A1-287T-DGManufacturer
MACOM Technology Solutions
MA4E1340A1-287T
Description
SCHOTTKY PLASTIC LEAD-FREEInventory
3181 Pcs New Original In Stock
RF Diode Schottky - Single 70V 200 mA 250 mW SOT-23
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
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365 - Day Quality Guarantee - Every part fully backed.
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MA4E1340A1-287T Technical Specifications
Category
Diodes, RF Diodes
Packaging
Tape & Reel (TR)
Series
MA4E1340
Product Status
Active
Diode Type
Schottky - Single
Voltage - Peak Reverse (Max)
70V
Current - Max
200 mA
Capacitance @ Vr, F
2pF @ 0V, 1MHz
Resistance @ If, F
-
Power Dissipation (Max)
250 mW
Operating Temperature
-55°C ~ 125°C (TJ)
Package / Case
TO-236-3, SC-59, SOT-23-3
Supplier Device Package
SOT-23
Base Product Number
MA4E1340
Datasheet & Documents
HTML Datasheet
MA4E1340A1-287T-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8541.10.0070
Additional Information
Other Names
1465-MA4E1340A1-287T-DG
1465-MA4E1340A1-287TTR
1465-MA4E1340A1-287TCT
1465-MA4E1340A1-287TDKR
Standard Package
3,000
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
구매 후 지원 서비스가 훌륭해서, 문제없이 모든 것이 해결됐어요.
Dec 02, 2025
Dank der Website kann ich meine Electronics-Bedürfnisse bequem von zu Hause aus decken.
Dec 02, 2025
Overall, the combination of high-quality packaging and efficient tracking made my purchase unforgettable.
Dec 02, 2025
They demonstrated reliability and professionalism in both logistics and after-sales support.
Dec 02, 2025
Their dedication to quality and customer care makes them stand out in the industry.
Dec 02, 2025
The entire process from order to delivery was smooth and hassle-free.
Dec 02, 2025
DiGi Electronics consistently offers value-packed deals that fit my financial plan.
Dec 02, 2025
I’ve been impressed with their packing safety standards and the affordability of their products, which meet all my needs.
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Frequently Asked Questions (FAQ)
How does the MA4E1340A1-287T perform in high-frequency RF detector circuits when compared to the Skyworks SMS7630 in terms of temperature stability and leakage current?
The MA4E1340A1-287T exhibits lower temperature-dependent leakage current than the SMS7630, making it more stable across extreme operating temperatures from -55°C to 125°C. While both diodes offer low barrier Schottky performance for RF detection, the MA4E1340A1-287T maintains consistent sensitivity in harsh environments due to MACOM's optimized passivation process. Designers should consider this advantage in outdoor or automotive applications where thermal cycling occurs, potentially reducing calibration frequency and improving long-term reliability.
Can the MA4E1340A1-287T safely replace the Avago HSM282x series in zero-bias detector applications without sacrificing sensitivity at 2.4 GHz?
Yes, the MA4E1340A1-287T is well-suited for zero-bias RF detection at 2.4 GHz and offers comparable responsivity to the Avago HSM282x series, with the added benefit of a higher peak reverse voltage (70V vs. 50V), improving robustness against transient overvoltage events. However, ensure input matching networks are re-optimized due to slight differences in junction capacitance (2pF @ 0V) and series resistance. Use a small-signal model in simulation to verify sensitivity performance, especially in low-power IoT or WLAN signal sensing circuits.
What layout and thermal considerations are required for the MA4E1340A1-287T in a densely packed SOT-23 design operating near maximum power dissipation?
When operating the MA4E1340A1-287T near its 250 mW power dissipation limit in compact layouts, ensure at least two vias under the ground-connected pad for thermal shunting and minimize copper run lengths to reduce thermal resistance. Avoid placing adjacent heat-generating components within 2 mm. Given the SOT-23-3 package's limited thermal mass, derate maximum current by 30% in enclosed spaces without airflow. Simulating board-level thermal performance using JEDEC JESD51 standards is advised for mission-critical designs.
Is the MA4E1340A1-287T susceptible to ESD damage during handling, and what protection measures should be implemented in automated assembly?
Yes, the MA4E1340A1-287T is susceptible to ESD due to its Schottky junction characteristics, despite its robust 70V reverse rating. As a MSL-3 device, it requires strict ESD controls during automated pick-and-place operations. Implement ionizers, grounded tooling, and humidity-controlled environments. Avoid using socketed test fixtures without transient protection, and consider transient voltage suppression (TVS) clamping on exposed RF lines in field-deployable units to prevent latent junction degradation from repeated low-energy ESD events.
How does the 2pF junction capacitance of the MA4E1340A1-287T impact impedance matching in UHF envelope detection, and what compensation techniques are recommended?
The 2pF junction capacitance of the MA4E1340A1-287T significantly affects impedance matching above 300 MHz, requiring careful tuning of shunt and series components in UHF envelope detectors. At 900 MHz, this capacitance presents ~88 ohms reactance, which can detune standard 50-ohm networks. Use high-Q inductors in series LC matching or embed the diode within a capacitive voltage divider topology to resonate out the Cj effect. Simulate with parasitics included and validate with a vector network analyzer (VNA) to ensure optimal power transfer and detection linearity.
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.
MA4E1340A1-287T CAD Models
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