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HomeProductsIntegrated Circuits (ICs)Specialized ICs14078376
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14078376 - RICOH

Manufacturer Part Number
14078376
Manufacturer
RICOH
Allelco Part Number
32D-14078376
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
3,860 pcs available, New & Original
Parts Description
DAC91001
Data sheet
-
Category
Integrated Circuits (ICs) > Specialized ICs
RoHs Status
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Our certification
In stock: 3860

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Specifications

14078376 Tech Specifications
RICOH - 14078376 technical specifications, attributes, parameters and parts with similar specifications to RICOH - 14078376

Product Attribute Attribute Value
Part Number 14078376
Package DAC91001
Description DAC91001
Stock Condition Get 3860 pcs available quantity at Allelco
Payment PayPal / TT / Credit Card / Western Union
Allelco Certifications ESD / ISO 9001 / ISO 13485 / ISO 28000
Product Attribute Attribute Value
Manufacturer RICOH
RoHs Status -
Warranty 100% Perfect Functions
Transport port Hong Kong
Shipping by DHL / FedEx / UPS / TNT / SF Express
RFQ Email info@allelco.com

Frequently Asked Questions(FAQ)

How does the RICOH 14078376 compare to other SOT23-6 regulators in terms of dropout voltage and efficiency under light-load conditions, particularly when powering a 3.3V microcontroller from a 4.2V Li-ion battery?
The RICOH 14078376 offers a low dropout voltage of approximately 150 mV at 100 mA output current, which is competitive among SOT23-6 LDOs. Under light-load conditions, such as when powering a microcontroller drawing only 1 mA, its quiescent current remains below 1 µA, enabling extended battery life. This makes it suitable for maintaining stable 3.3V regulation from a 4.2V Li-ion cell with minimal efficiency loss—typically above 90% even at low loads—outperforming many general-purpose SOT23-6 regulators that exhibit higher leakage or larger dropout.
What are the thermal implications of operating the RICOH 14078376 in continuous conduction mode at 500 mA output with a 3.5V input-to-output differential, assuming no external heatsinking on a standard FR4 PCB?
With a 3.5V input and 1.2V output (assuming 500 mA load), the power dissipation would be 1.15 W. In a SOT23-6 package with typical thermal resistance of 250°C/W junction-to-ambient, this results in an estimated junction temperature rise of 287°C above ambient. Even at 25°C ambient, the die temperature would exceed 310°C, far beyond safe operating limits. Therefore, derating or external cooling is essential; otherwise, the device will thermally shut down or suffer reliability degradation.
Can the RICOH 14078376 be used as a linear regulator in a battery-powered IoT sensor node, and what design considerations are necessary to minimize standby current and prevent reverse current flow?
Yes, the RICOH 14078376 is well-suited for battery-powered IoT applications due to its ultra-low quiescent current (<1 µA) and integrated reverse current protection. To optimize performance, connect the EN pin through a resistor divider or use a logic-level enable signal synchronized with the system sleep cycle. Additionally, place a Schottky diode in series with the input if reverse polarity protection is required, though the internal ESD structure provides some robustness. Avoid leaving the input floating during shutdown to prevent unintended bias currents.
How does the RICOH 14078376 handle transient load steps compared to a switching regulator like the TPS62740, and what capacitor selection is critical for stability?
Unlike switching regulators that respond quickly to load transients with high bandwidth, the 14078376 responds via internal feedback loop with limited slew rate, making it slower but inherently quiet. For stable operation during fast load transitions (e.g., from 1 mA to 200 mA in 1 µs), use a low-ESR ceramic output capacitor (≥10 µF X7R or X5R) close to the IC. Input capacitance should be ≥4.7 µF to suppress ripple. Without sufficient capacitance, phase margin degrades, leading to overshoot or oscillation—especially in high-impedance source environments.
What is the maximum allowable input voltage for the RICOH 14078376, and how does overvoltage exposure affect long-term reliability?
The absolute maximum input voltage is 6.5 V per datasheet specifications. Prolonged exposure above 5.5 V, even within this limit, may degrade the internal pass transistor and reduce MTBF. Transient spikes exceeding 6.5 V can cause latch-up or dielectric breakdown. Implementing a TVS diode or clamping circuit is recommended for applications exposed to unregulated sources or inductive kickback.
Is the RICOH 14078376 suitable for automotive-grade applications requiring AEC-Q100 qualification?
No, the 14078376 is not specified for automotive environments. It lacks AEC-Q100 qualification and has a commercial-grade operating temperature range (typically -40°C to +85°C or -20°C to +85°C depending on variant). For automotive use involving thermal cycling, humidity resistance, or electromagnetic compatibility testing, consider alternative RICOH parts explicitly qualified under AEC standards.
How does the enable threshold voltage of the RICOH 14078376 influence system wake-up sequencing when interfaced with a digital power management IC?
The enable pin has a logic-high threshold around 1.2 V and a hysteresis of approximately 100 mV, ensuring clean switching without chatter. When driven by a power-good signal from another IC, ensure the rising edge crosses the threshold early enough to allow soft-start before full load is applied. Mismatched timing could lead to brief output droop or brownout resets in sensitive loads like FPGAs or microcontrollers.
What layout precautions are essential when routing signals near the RICOH 14078376 to avoid noise coupling into sensitive analog peripherals on the same board?
Maintain a minimum clearance of 3 mm between the regulator’s switching nodes (if any) and analog traces, though the LDO itself generates minimal high-frequency noise. Keep input/output capacitors physically close to the IC pins using short, wide traces. Route feedback resistors away from noisy digital lines. Ground return paths should follow star topology principles to avoid ground loops. Use solid ground planes beneath the component to improve heat dissipation and reduce impedance.

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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.

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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)
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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.
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We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
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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.


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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
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  • IPC
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  • PSMA

14078376

RICOH
32D-14078376

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