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Home > Products > Integrated Circuits (ICs) > Specialized ICs > MM3411A18RRE
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MM3411A18RRE

Manufacturer Part Number:
MM3411A18RRE
Manufacturer / Brand
MITSUMI
Part of Description:
MITSUMI DFN4
Datasheets:
Lead Free Status / RoHS Status:
RoHS Compliant
Stock Condition:
New original, 3348 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number MM3411A18RRE
Manufacturer / Brand MITSUMI
Stock Quantity 3348 pcs Stock
Category Integrated Circuits (ICs) > Specialized ICs
Description MITSUMI DFN4
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.



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Frequently Asked Questions

What are the critical power supply sequencing requirements when integrating the MM3411A18RRE in a multi-rail system with core and I/O voltages?
The MM3411A18RRE requires that the input voltage (VIN) remain within the specified operating range before enabling the output. Reverse voltage or pre-biasing conditions on the output can cause internal protection circuits to latch unpredictably. In multi-rail designs, ensure VIN is stable and above 1.8 V before asserting enable, and avoid output voltages exceeding VIN during startup or shutdown transients to prevent reverse current flow through the internal pass element.
Can the MM3411A18RRE be used as a drop-in replacement for the TPS799 series in existing SOT23-6 layouts without PCB modifications?
While both the MM3411A18RRE and TPS799 are SOT23-6 LDOs with similar pinouts, the MM3411A18RRE has a lower quiescent current (typically 25 µA vs. 42 µA) and different enable logic thresholds. Additionally, its dropout voltage is 200 mV at 200 mA, which is higher than the TPS799’s 170 mV under the same load. Verify enable pin compatibility and ensure the existing bypass capacitor (≥1 µF ceramic, X5R/X7R) meets ESR requirements; otherwise, stability may be compromised.
What are the thermal derating implications for the MM3411A18RRE when operating in a sealed industrial enclosure with ambient temperatures reaching 85°C?
The MM3411A18RRE in DFN4 package has a junction-to-ambient thermal resistance (θJA) of approximately 60°C/W. At 85°C ambient and 200 mA load with 3.3 V to 1.8 V dropout, power dissipation is 0.3 W, resulting in a junction temperature of 103°C—within the 125°C limit. However, sustained operation near this condition reduces long-term reliability. Consider copper pour area expansion or airflow to maintain margin, especially if input voltage or load current increases.
Is the MM3411A18RRE suitable for battery-powered IoT nodes requiring ultra-low standby current and periodic 200 mA transmit bursts?
Yes, the MM3411A18RRE supports this use case due to its 25 µA typical quiescent current and fast transient response. However, ensure the output capacitor (1 µF minimum, low-ESR ceramic) is placed close to the device to maintain stability during load steps. The enable pin can be driven by a microcontroller to disable the regulator during sleep modes, reducing system idle current to near-zero when properly managed.
What design considerations apply when using the MM3411A18RRE in a 5 V input, 1.8 V output application with tight output ripple requirements (<20 mVpp)?
The MM3411A18RRE provides inherent PSRR of 60 dB at 1 kHz, but high-frequency ripple suppression depends on proper layout and bypassing. Use a 1 µF ceramic input capacitor placed within 5 mm of the VIN pin and a low-ESR output capacitor (X7R dielectric recommended). Avoid routing high-speed digital signals beneath the device, as switching noise can couple into the feedback node and degrade output ripple performance.
Can the MM3411A18RRE be paralleled with another LDO to increase output current beyond 200 mA?
Paralleling the MM3411A18RRE is not recommended due to lack of current-sharing features and tight output voltage tolerances (±2%). Minor variations in output setpoints can cause one device to carry disproportionate load, leading to thermal imbalance and potential overstress. For higher current needs, select a single regulator rated for the required load, such as the MITSUMI MM3421 series, which offers 500 mA capability in a similar footprint.
What are the risks of replacing a legacy NCP1117 with the MM3411A18RRE in a 12 V to 3.3 V application?
The MM3411A18RRE has a maximum input voltage of 5.5 V, making it unsuitable for direct 12 V input applications. Unlike the NCP1117, which tolerates up to 20 V, the MM3411A18RRE requires a pre-regulator or buck converter to step down the voltage first. Attempting direct replacement risks immediate damage due to overvoltage on the internal pass transistor and control circuitry.
How does the enable pin behavior of the MM3411A18RRE affect system power-up timing in microcontroller-based designs?
The enable pin of the MM3411A18RRE has a typical threshold of 0.9 V (rising) and hysteresis of 50 mV. It must be driven above 1.2 V to guarantee turn-on and below 0.4 V to ensure shutdown. When controlled by a GPIO, ensure the microcontroller’s output voltage meets these levels under all supply conditions. Delayed enable assertion can help sequence power rails correctly, but excessive delay may cause inrush current issues if downstream loads activate prematurely.
Is the MM3411A18RRE compatible with automotive-grade qualification requirements such as AEC-Q100?
The MM3411A18RRE is not rated for automotive applications and lacks AEC-Q100 certification. It is designed for commercial and industrial use with an operating temperature range of -40°C to +85°C. For automotive environments requiring extended temperature ranges, ESD robustness, and qualification traceability, consider MITSUMI’s automotive-grade alternatives or consult the manufacturer for extended-reliability variants.
What layout practices are essential to maintain stability and minimize noise when using the MM3411A18RRE in a high-density PCB design?
Place the input and output capacitors within 3 mm of the respective pins using short, wide traces to minimize loop inductance. Use a solid ground plane beneath the device and connect the exposed thermal pad directly to ground with multiple vias. Avoid routing sensitive analog signals near the SW node or inductor if used in a prior-stage switching regulator. These practices ensure stable operation and prevent oscillation due to parasitic feedback.

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