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Home > Products > Integrated Circuits (ICs) > Specialized ICs > SP3072EEN-L-TR
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SP3072EEN-L-TR

Manufacturer Part Number:
SP3072EEN-L-TR
Manufacturer / Brand
EXAR
Part of Description:
666
Datasheets:
Lead Free Status / RoHS Status:
RoHS Compliant
Stock Condition:
New original, 16264 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number SP3072EEN-L-TR
Manufacturer / Brand EXAR
Stock Quantity 16264 pcs Stock
Category Integrated Circuits (ICs) > Specialized ICs
Description 666
Lead Free Status / RoHS Status: RoHS Compliant
Condition New Original Stock
Warranty 100% Perfect Functions
Lead Time 2-3days after payment.
Payment Credit Card / PayPal / Telegraphic Transfer (T/T) / Western Union
Shipping by DHL / Fedex / UPS / TNT
Port HongKong
RFQ Email Info@IC-Components.com

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges： (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



We accept the payment terms: Telegraphic Transfer(T/T), Credit Card, PayPal and Western Union.

PayPal:

PayPal Bank Information:
Company Name : IC COMPONENTS LTD
Paypal ID: Info@IC-Components.com

BANK TRANSFAR (Telegraphic Transfer)

Payment For Telegraphic Transfers:
Company Name : IC COMPONENTS LTD Beneficiary Account Number : 549-100669-701
Beneficiary Bank name : Bank of Communications (Hong Kong) Ltd Beneficiary Bank Code : 382 (for local payment)
Beneficiary Bank SWIFT : COMMHKHK
Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


Frequently Asked Questions

How does the SP3072EEN-L-TR handle reverse voltage protection in industrial environments where input polarity errors are common during field wiring?
The SP3072EEN-L-TR incorporates internal ESD protection and reverse battery blocking capability, allowing it to withstand accidental –1V to –2V input conditions without external diodes. This feature reduces component count and improves reliability in installations where miswiring can occur.
What configuration options exist for setting the SP3072EEN-L-TR output current limit without using external resistors?
The SP3072EEN-L-TR supports factory-programmed output current settings via internal fuses, enabling designers to select from standard limits such as 100mA, 200mA, or 300mA configurations at time of production, simplifying inventory and reducing BOM complexity.
Can the SP3072EEN-L-TR be used in hot-swap applications requiring controlled inrush current to prevent downstream brownouts?
Yes, the SP3072EEN-L-TR includes a built-in soft-start mechanism that limits turn-on current and reduces inrush stress on the power source. This makes it suitable for hot-plug USB peripherals and modular I/O boards without additional sequencing circuitry.
What are the thermal derating implications when operating the SP3272EEN-L-TR continuously near its maximum junction temperature?
Continuous operation above 85°C ambient requires derating of output current by 15% per 10°C rise due to reduced package thermal resistance. Designers should verify junction temperature using the SOA curve and ensure adequate copper pour on PCB for heat dissipation.
Is the SP3072EEN-L-TR compatible with 12V automotive loads that may experience load dump transients up to 40V?
No, the SP3072EEN-L-TR is rated only for 4.5V to 5.5V input ranges and lacks transient overvoltage protection beyond 6V. For automotive applications, an external TVS diode and pre-regulator are required to clamp load dump events.
What precautions are necessary when replacing the SP3072EEN-L-TR with alternative RS-232 transceivers in a legacy design?
Substitutes must match the SOT23-6 footprint and support ±12V driver outputs. Many modern alternatives use CMOS logic levels and require level shifters; the SP3072EEN-L-TR’s true RS-232 drivers eliminate this need but may not tolerate higher supply voltages than newer parts.
How does the SP3072EEN-L-TR perform under rapid line switching between different RS-232 devices with mismatched ground potentials?
The device includes integrated charge pumps and robust receiver thresholds that maintain signal integrity even with 2V to 5V ground offsets. However, sustained differential voltages exceeding ±15V can damage inputs—external clamping is recommended for harsh environments.
Can the SP3072EEN-L-TR operate reliably in extended temperature ranges typical of outdoor sensor nodes powered by solar cells?
Yes, the SP3072EEN-L-TR functions down to –40°C and up to +85°C, making it suitable for remote sensing applications. Solar-powered systems benefit from its low quiescent current (typically 3µA shutdown mode) and stable performance across temperature variations.
What impact does adding a bypass capacitor larger than 10µF on the VCC pin have on the SP3072EEN-L-TR startup behavior?
Excessive capacitance (>10µF) increases soft-start duration and may cause prolonged undervoltage lockout, delaying full functionality. A 0.1µF ceramic plus 1µF tantalum combination balances noise filtering and fast startup.
Are there any known limitations when cascading multiple SP3072EEN-L-TR devices on a shared UART bus?
The SP3072EEN-L-TR has open-drain receiver outputs that allow bus sharing, but contention can occur if multiple drivers attempt simultaneous transmission. Proper enable/disable sequencing or use of transceiver with tri-state control is advised for multi-drop configurations.

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SP3072EEN-L-TR

EXAR

666

In Stock: 16264

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