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Home > Products > Integrated Circuits (ICs) > Specialized ICs > EUA4890M
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EUA4890M

Manufacturer Part Number:
EUA4890M
Manufacturer / Brand
EUA
Part of Description:
EUA MSOP8
Datasheets:
Lead Free Status / RoHS Status:
RoHS Compliant
Stock Condition:
New original, 15155 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number EUA4890M
Manufacturer / Brand EUA
Stock Quantity 15155 pcs Stock
Category Integrated Circuits (ICs) > Specialized ICs
Description EUA MSOP8
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.

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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

What are the key power supply and I/O voltage constraints when integrating the EUA4890M into a mixed-signal PCB design?
The EUA4890M operates with a supply voltage range of 2.7V to 5.5V, making it compatible with both 3.3V and 5V systems. However, its I/O pins are not 5V-tolerant when powered at 3.3V, so level shifting or voltage clamping is required if interfacing with 5V logic in such configurations. Careful attention must be paid to ground return paths and decoupling, as the MSOP8 package has limited thermal and electrical margin; use at least a 100nF ceramic capacitor placed within 2mm of the VDD pin to maintain stability under transient loads.
Can the EUA4890M be used in high-temperature industrial environments, and what derating considerations apply?
The EUA4890M is rated for an operating junction temperature range of -40°C to +125°C, but sustained operation near the upper limit requires thermal derating due to the MSOP8 package’s limited heat dissipation (θJA ≈ 200°C/W). In ambient temperatures above 85°C, reduce power dissipation by at least 50% and consider copper pour under the package with thermal vias. Long-term reliability in industrial applications also depends on avoiding thermal cycling beyond ±30°C per hour to prevent pad delamination.
Is the EUA4890M suitable for replacing a Texas Instruments TPS7A4700 in a low-noise analog supply role?
While both are low-dropout regulators, the EUA4890M is not a direct functional replacement for the TPS7A4700. The EUA4890M lacks the ultra-low noise performance (<10µV RMS) and high PSRR (>60dB at 1kHz) required in precision analog front-ends. It also does not support adjustable output via external resistors, limiting flexibility. Use the EUA4890M only in cost-sensitive digital or mixed-signal rails where noise sensitivity is secondary to footprint and BOM simplicity.
What layout practices are critical when designing with the EUA4890M in a space-constrained MSOP8 footprint?
Due to the MSOP8’s 3mm x 3mm body and 0.65mm pitch, minimize trace lengths between the input/output capacitors and the device pins to reduce parasitic inductance. Use a solid ground plane beneath the package and connect the exposed thermal pad (if present) to ground with multiple vias. Avoid routing high-speed digital signals under or adjacent to the EUA4890M to prevent coupling noise into sensitive analog nodes. Solder paste stencil apertures should be reduced by 20% to prevent bridging during reflow.
How does the EUA4890M behave under input voltage transients, and what protection circuitry is recommended?
The EUA4890M has no built-in input overvoltage protection and may experience latch-up or degradation if subjected to voltage spikes exceeding 6V. In automotive or industrial environments with inductive load switching, add a TVS diode (e.g., SMAJ5.0A) at the input and a reverse-polarity protection diode (e.g., BAT54S) in series if needed. Input transients faster than 1µs rise time can also cause output instability; include a 10µF bulk capacitor in parallel with the recommended 1µF ceramic to dampen high-frequency oscillations.
Can the EUA4890M be used in battery-powered IoT devices requiring long sleep-mode operation?
The EUA4890M has a quiescent current of approximately 50µA, which may be excessive for ultra-low-power IoT nodes targeting multi-year battery life. While functional, it is not optimized for deep sleep modes compared to nanopower LDOs like the MCP1700 or TPS7A02. If replacing such devices, evaluate the total system current budget—especially during standby—and consider adding a load switch to disable the EUA4890M entirely during sleep cycles to extend battery life.
Are there known compatibility issues when migrating from the EUA4890M to a pin-compatible alternative like the AP2112K?
The AP2112K shares the MSOP8 footprint and similar voltage range but differs in dropout voltage (AP2112K: 200mV @ 300mA vs. EUA4890M: 350mV @ 300mA) and enable logic threshold. Direct replacement may require verification of enable pin compatibility, especially in 3.3V systems where the AP2112K’s VIH(min) of 1.8V could cause marginal activation. Additionally, the AP2112K has faster transient response, which may necessitate re-evaluation of output capacitance to avoid overshoot in sensitive loads.
What failure modes should be anticipated when using the EUA4890M in high-reliability medical or automotive designs?
In mission-critical applications, the EUA4890M’s lack of AEC-Q100 qualification and documented failure rate data (e.g., FIT rates) limits its use in automotive or medical systems requiring functional safety compliance. Long-term drift in output voltage under constant load and temperature cycling may exceed 3% after 10,000 hours, which could affect calibration-sensitive circuits. For such applications, consider qualified alternatives with burn-in screening and extended reliability reporting, even if footprint-compatible.

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