About us Contact Us Submit BOM
RFQs(0)
English
Close Menu
View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)PMIC - SupervisorsXC6119N43A7R-G
XC6119N43A7R-G Image
XC6119N43A7R-G Image - 1
Image may be representation.
See specifications for product details.
Share
 Favorite
EXPRESS OPTION
Payment method

XC6119N43A7R-G - Torex Semiconductor Ltd

Manufacturer Part Number
XC6119N43A7R-G
Manufacturer
Torex Semiconductor Ltd.
Allelco Part Number
98D-XC6119N43A7R-G
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
46,743 pcs available, New & Original
Parts Description
IC SUPERVISOR 1 CHANNEL 4USPN
Package
4-USPN (0.90x1.2)
Data sheet
XC6119N43A7R-G.pdf

HTML Datasheet

XC6119 Series.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 46743
  • Unit Price: $0.286
  • Subtotal: $0.00

Want a better price?
Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $0.286 $0.29
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

XC6119N43A7R-G Tech Specifications
Torex Semiconductor Ltd - XC6119N43A7R-G technical specifications, attributes, parameters and parts with similar specifications to Torex Semiconductor Ltd - XC6119N43A7R-G

Product Attribute Attribute Value
Manufacturer Torex Semiconductor Ltd.
Voltage - Threshold 4.3V
Type Voltage Detector
Supplier Device Package 4-USPN (0.90x1.2)
Series -
Reset Timeout Adjustable/Selectable
Reset Active Low
Product Attribute Attribute Value
Package / Case 4-XDFN
Package Tape & Reel (TR)
Output Open Drain or Open Collector
Operating Temperature -40°C ~ 85°C (TA)
Number of Voltages Monitored 1
Mounting Type Surface Mount
Base Product Number XC6119

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Frequently Asked Questions(FAQ)

What is the primary function of the XC6119N43A7R-G supervisor IC in a power management system, and how does it contribute to system reliability?
The XC6119N43A7R-G serves as a voltage monitoring device designed to detect undervoltage conditions in a power rail. It continuously monitors a single supply voltage and generates an active-low reset signal when the input drops below its 4.3V threshold. This functionality prevents erratic microcontroller behavior or data corruption during power-down sequences by ensuring proper initialization states. The open-drain output allows for flexible interfacing with multiple devices on a shared bus, making it suitable for applications requiring robust brown-out protection such as battery-powered IoT nodes or industrial control systems.
How does the adjustable timeout feature in the XC6119N43A7R-G affect system startup and fault recovery timing compared to fixed-delay supervisors?
Unlike fixed-timeout supervisors that provide a constant delay after power stabilization, the XC6119N43A7R-G offers selectable or adjustable reset timeout via external components such as resistors and capacitors. This enables precise tuning of the reset assertion duration based on specific application requirements—longer delays accommodate slow-rising supplies like Li-ion batteries during cold starts, while shorter times suit fast-ramping regulators. For example, in a system with a 3.3V microcontroller powered from a buck converter, setting a 50ms timeout ensures adequate settling before releasing reset, whereas a 5ms setting may suffice for linear regulator applications. This adaptability reduces unnecessary power consumption and improves compatibility across diverse power architectures.
Can the XC6119N43A7R-G be used with a 3.3V logic system, and what considerations apply regarding its 4.3V threshold?
No, the XC6119N43A7R-G is not directly compatible with standard 3.3V logic systems due to its 4.3V threshold being significantly higher than typical 3.3V supply rails. However, it can still be employed in scenarios where a subsystem requires supervision above 4.3V—such as monitoring a 5V USB input feeding a downstream 3.3V regulator. In this configuration, the supervisor protects against overvoltage events or faulty regulation while ensuring the 3.3V domain remains stable. Care must be taken to verify that the open-drain output can properly interface with 3.3V logic levels; a pull-up resistor to 3.3V is necessary, and the output’s maximum sink current should not exceed the logic input’s absolute maximum ratings.
What are the key differences between the XC6119N43A7R-G and similar products like the XC6120 series in terms of package size and electrical performance?
While both belong to Torex’s low-power supervisor family, the XC6119N43A7R-G uses a compact 4-USPN (0.90mm x 1.2mm) package with a 0.45mm pitch, offering space savings critical for portable electronics. Compared to larger alternatives like the XC6120 in SOT-23-5 packages, the USPN format reduces board area by approximately 60%. Electrically, the XC6119 maintains comparable propagation delay (<1µs typical) and supply current (typically <1µA), but integrates a more flexible timeout circuit without requiring internal trimming. This makes the XC6119 better suited for high-density designs where layout constraints dominate, though both support similar temperature ranges and RoHS compliance.
How should decoupling capacitors be selected and placed when using the XC6119N43A7R-G to ensure reliable operation?
A 0.1µF ceramic capacitor should be connected between VDD and GND as close as possible to the IC’s pins, ideally within 2mm, to suppress transient noise and prevent false resets caused by high di/dt transients. Additionally, if the timeout pin (TO) uses an external RC network for timing adjustment, the timing capacitor (e.g., 100nF to 10µF) must also be placed near the TO pin to minimize parasitic inductance. For long traces or noisy environments, a small ferrite bead in series with the VDD line may further enhance stability. These practices are essential because the XC6119’s precision threshold relies on clean reference voltages, and poor decoupling can lead to intermittent resets or premature timeouts.
Is the XC6119N43A7R-G suitable for automotive applications, and what environmental factors must be considered?
The XC6119N43A7R-G operates over a commercial temperature range (-40°C to +85°C), which aligns with industrial standards but falls short of most automotive-grade qualifications (typically -40°C to +125°C). Therefore, it is not inherently qualified for full automotive use unless additional stress screening is performed. However, in non-critical automotive subsystems such as body electronics or infotainment peripherals where ambient temperatures remain moderate, it may be acceptable. Designers should verify that solder joints and PCB materials meet relevant automotive standards (e.g., AEC-Q200 for passive components), and consider derating voltage margins to compensate for thermal cycling effects.
How does moisture sensitivity level (MSL) classification impact storage and handling of the XC6119N43A7R-G in tape-and-reel packaging?
With an MSL rating of 1, the XC6119N43A7R-G indicates unlimited shelf life under dry storage conditions (ambient temperature and humidity). This simplifies inventory management and reduces the need for baking prior to assembly, unlike MSL 2 or higher parts that require humidity indicator cards and controlled environments. Nevertheless, even MSL 1 components benefit from dry packaging during prolonged storage (>6 months) to prevent condensation-related issues during reflow soldering. Manufacturers should follow JEDEC J-STD-033 guidelines, ensuring sealed bags with desiccant until just before pick-and-place processing to maintain reliability.
Can multiple XC6119N43A7R-G devices share the same reset line, and what are the implications for fan-out and timing consistency?
Yes, the open-drain output architecture permits multiple XC6119N43A7R-G units to drive a common reset net via wired-OR logic. Each device pulls the line low only when its respective supply crosses the 4.3V threshold. However, designers must account for cumulative propagation delays—each IC introduces sub-microsecond skew, which becomes significant in tightly synchronized systems. Fan-out limitations are governed by the maximum sink current (typically 20mA per device) and the strength of downstream loads. For instance, driving three microcontrollers each with 2kΩ pull-ups would require verifying that total sink current remains within spec. Additionally, asynchronous triggering could cause staggered resets, so careful coordination of timeout settings and power sequencing is recommended.
What happens if the input voltage to the XC6119N43A7R-G exceeds 6V, given its unspecified maximum rating?
Operating beyond the absolute maximum rating (not explicitly stated but typically capped around 6–7V for similar devices) risks damaging the internal ESD protection diodes and biasing networks. Even brief excursions above 6V may degrade long-term reliability or cause latch-up, especially under high dV/dt conditions. If higher input voltages are expected (e.g., 12V systems), a resistive divider or Zener clamp should reduce the voltage at the VDD pin to safe levels. Always consult the manufacturer’s application notes and perform worst-case voltage margin analysis to ensure the XC6119N43A7R-G receives no more than 5.5V under any condition.
How does the choice of pull-up resistor value affect the reset signal integrity when interfacing the XC6119N43A7R-G with a 3.3V microcontroller?
The pull-up resistor (typically 1kΩ to 10kΩ) balances two competing concerns: minimizing leakage current when the open-drain output is inactive, and ensuring fast rise times during active-low assertion. Too high a resistance (e.g., >100kΩ) increases susceptibility to noise and slows edge rates, potentially violating setup/hold times for downstream logic. Conversely, too low a value (e.g., <1kΩ) raises quiescent current unnecessarily, impacting battery life. For 3.3V operation, a 4.7kΩ resistor strikes a practical balance, yielding ~0.7mA pull-up current and sub-100ns rise times assuming a 10pF load—adequate for most MCUs including ARM Cortex-M series.
Why might someone choose the XC6119N43A7R-G over a dedicated voltage regulator with built-in supervision for simple power monitoring tasks?
The XC6119N43A7R-G provides cost-effective undervoltage detection without replacing the main regulator. In applications like wearables or remote sensors, adding a supervisor adds minimal BOM cost and board space while enhancing robustness against sudden power loss. Regulators like LDOs often lack precise reset signaling, leading to unpredictable behavior. By contrast, the XC6119 offers a calibrated 4.3V threshold with adjustable delay, enabling graceful shutdown sequences. Its ultra-low quiescent current (<1µA) ensures negligible impact on overall system efficiency, making it ideal for energy-constrained designs where simplicity and reliability outweigh integration benefits of monolithic solutions.
How do variations in manufacturing affect the 4.3V threshold accuracy of the XC6119N43A7R-G, and what design margin should be assumed?
Threshold voltage exhibits statistical variation due to process tolerances, typically specified as ±2% or ±50mV in datasheets. Assuming a ±2% window around 4.3V results in a range of 4.212V to 4.388V. To guarantee reliable operation across all units, engineers often design with a 5–10% margin below the minimum threshold—for example, ensuring critical subsystems shut down safely if voltage drops to 4.1V. This conservative approach accounts for worst-case drift over temperature and aging, particularly important in safety-critical or calibration-sensitive applications.
Can the XC6119N43A7R-G operate reliably in environments with frequent power cycling, and what lifespan considerations apply?
Yes, the device is designed for continuous operation and can withstand repeated power cycles without degradation, provided operating conditions stay within specifications. Since it contains no electromechanical elements and relies on solid-state circuitry, its primary failure mode is gradual parameter shift due to semiconductor aging—typically manifesting as slight threshold drift or increased offset voltage over decades of operation. At room temperature and normal use, the XC6119N43A7R-G is expected to exceed 10 years of functional life. However, extreme thermal stress or voltage overstressing accelerates wear; thus, proper derating and environmental controls extend longevity in harsh deployments.
What are the advantages of using the 4-USPN package instead of larger alternatives for high-volume consumer electronics?
The 4-USPN (0.90mm x 1.2mm) package reduces footprint by nearly 70% compared to SOIC or SOT packages, enabling tighter PCB layouts essential for smartphones, tablets, and wearables. Automated assembly lines favor ultra-miniature formats due to improved pick-and-place yields and reduced solder paste volume, lowering defect rates during reflow. Additionally, smaller packages dissipate heat less effectively, but the XC6119’s low power consumption minimizes thermal concerns. The 0.45mm pitch also supports fine-pitch assembly equipment common in mass production, streamlining manufacturing while maintaining RoHS compliance and MSL 1 handling benefits.
How does the XC6119N43A7R-G compare to analog comparators configured as supervisors in terms of power consumption and integration?
The XC6119N43A7R-G consumes far less power (<1µA) than typical comparator-based supervisor circuits (often >10µA), making it superior for battery-operated devices. Unlike discrete comparators requiring external hysteresis resistors, reference diodes, and RC timing networks, the XC6119 integrates all functions into a single chip, reducing component count and layout complexity. However, comparators offer greater flexibility in threshold programming and output types (push-pull vs. open-drain). For fixed 4.3V monitoring with minimal quiescent current, the XC6119 delivers optimal efficiency, whereas comparators may be preferred when thresholds need dynamic adjustment or bidirectional communication capabilities.
Are there any known counterfeit or alternate interpretations of the XC6119N43A7R-G part number in distribution channels?
While no widespread counterfeiting incidents have been reported for this specific model, variations in suffixes (e.g., N43A7R vs. N43A7G) can cause confusion. The correct variant XC6119N43A7R-G denotes a 4.3V threshold, open-drain output, and adjustable timeout. Distributors sometimes mislabel or cross-reference incorrectly, particularly when sourcing through non-official channels. Always verify the complete part number against the latest Torex Semiconductor datasheet and cross-check packaging markings (including date codes and logos). Purchasing from authorized distributors reduces risk and ensures access to full technical support and warranty services.

Parts with Similar Specifications

The three parts on the right have similar specifications to Torex Semiconductor Ltd XC6119N43A7R-G

Product Attribute XC6119N41A7R-G XC6119N42A7R-G XC6119N43ANR-G XC6119N45A7R-G
Part Number XC6119N41A7R-G XC6119N42A7R-G XC6119N43ANR-G XC6119N45A7R-G
Manufacturer Torex Semiconductor Ltd Torex Semiconductor Ltd Torex Semiconductor Ltd Torex Semiconductor Ltd
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Voltage - Threshold - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Type - - - -
Output - - - -
Number of Voltages Monitored - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Reset - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Reset Timeout - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Series - - - -

XC6119N43A7R-G Datasheet PDF

Download XC6119N43A7R-G pdf datasheets and Torex Semiconductor Ltd documentation for XC6119N43A7R-G - Torex Semiconductor Ltd.

Datasheets
Cylindrical Battery Holders.pdf
HTML Datasheet
XC6119 Series.pdf
Environmental Information
Torex Semiconductor LTD REACH REACH.pdf Torex Semiconductor LTD RoHS Cert.pdf

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

  • Circ***FixerTom
    Sep 2, 2026

    Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.

  • Retr***UWorks
    Aug 31, 2026

    Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.

  • Andr***PCBLab
    Aug 28, 2026

    I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.

  • Leat***O'Keefe
    Aug 20, 2026

    one of my hobbies is skydiving. and when i'm skydiving this works great.

  • Ilen***
    Aug 20, 2026

    This product works considerably well. It secretly improves my basketball by a lot.

  • Indu***ialPower
    Aug 17, 2026

    Installed this IGBT module in a power conversion cabinet. Switching characteristics remained stable even under continuous heavy operation.

  • Nikh***ech
    Aug 13, 2026

    Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

  • Embe***dMotion
    Aug 5, 2026

    Purchased this DSP controller for a motor control application. Stable processing performance and very good response under varying loads.

  • FPGA***dio
    Jul 30, 2026

    This FPGA handled our logic design without any surprises. Configuration completed quickly and timing met the project requirements.

  • Nord***mbedded
    Jul 20, 2026

    Reliable FPGA with predictable behavior. Configuration and testing went smoothly, making development faster than expected.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
Quality Inspection
Quality Inspection Image - 01
Quality Inspection Image - 02
Quality Inspection Image - 03
Quality Inspection Image - 04

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
  • HKBea
  • Paypal
  • MasterCard
  • Western-Union
  • VISA
Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner
  • Efficient Supply Management
  • Cost-Saving Procurement
  • Fast Sourcing & Delivery
Contact us if you have any questions.

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
XC6119N43A7R-G Image

XC6119N43A7R-G

Torex Semiconductor Ltd
98D-XC6119N43A7R-G

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

Allelco
About Us
History
Certifications
Recruitment
Policies
Terms & Conditions
Privacy Policy
Cookie Policy
Services
Order Tracking
Return & Replacement
Frequently Asked Questions
Contact Us
Order
Shipping & Delivering
Payment Methods
My Account
The BlogsHot PartsChange LanguageNewsSite map
Contact Us
Headquarters Address:
Room C 13/F Harvard Commercial Building
105-111 Thomson Road Wan Chai
HongKong
Service Tel: +852-91464856
Service Email: info@allelco.com
Follow us
Copyright © 2012-2025 AllelcoElec.com. All rights reserved.
0 RFQ
Shopping cart (0 Items)
It is empty.
Submit RFQ
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB