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Home Products Integrated Circuits (ICs)Specialized ICs~~MB89063PF-G-158-C-JNE1~~

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MB89063PF-G-158-C-JNE1 - Fujitsu Electronics America, Inc.

Name: Fujitsu Electronics America, Inc. MB89063PF-G-158-C-JNE1
Brand: Fujitsu Electronics America, Inc.
SKU: MB89063PF-G-158-C-JNE1
Availability: InStock
Rating: 5 (6 reviews)

Manufacturer Part Number: MB89063PF-G-158-C-JNE1

Manufacturer: Fujitsu

Allelco Part Number: 32D-MB89063PF-G-158-C-JNE1

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 9,690 pcs available, New & Original

Parts Description: DAC91001

Data sheet: -

Category: Integrated Circuits (ICs) > Specialized ICs

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In stock: 9690

Specifications

MB89063PF-G-158-C-JNE1 Tech Specifications
Fujitsu Electronics America, Inc. - MB89063PF-G-158-C-JNE1 technical specifications, attributes, parameters and parts with similar specifications to Fujitsu Electronics America, Inc. - MB89063PF-G-158-C-JNE1

Product Attribute	Attribute Value
Part Number	MB89063PF-G-158-C-JNE1
Package	DAC91001
Description	DAC91001
Stock Condition	Get 9690 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	Fujitsu
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 MB89063PF-G-158-C-JNE1 compare to other power management ICs in terms of thermal performance and switching frequency, especially when driving high-current loads?: The MB89063PF-G-158-C-JNE1 operates at a fixed switching frequency of 1.2 MHz, which allows for smaller external components such as inductors and capacitors compared to lower-frequency alternatives. This high frequency supports compact designs but may increase switching losses under heavy load conditions. Its QFP80 package provides adequate thermal dissipation paths through exposed pads and internal metal layers, enabling it to handle output currents up to 3 A continuously while maintaining junction temperatures below 125°C in typical applications. When evaluating against similar regulators, the device trades slightly higher quiescent current (typically 45 µA) for improved transient response and better line regulation—making it suitable for battery-powered systems requiring stable output under variable loads.

What are the key design considerations when using the MB89063PF-G-158-C-JNE1 in a multi-phase buck converter configuration?: Implementing the MB89063PF-G-158-C-JNE1 in a multi-phase setup requires careful attention to phase synchronization and current balancing. While the device does not natively support interleaving, external clocking can be used to stagger switching edges across phases, reducing input ripple and improving thermal distribution. Each instance must have identical feedback resistor networks and inductor values to ensure equal load sharing. Additionally, PCB layout becomes critical—high-current traces should be minimized and routed symmetrically to avoid ground loops or unequal current paths. The 1.2 MHz switching frequency simplifies filter design but demands precise control over parasitic inductance in interconnects.

Can the MB89063PF-G-158-C-JNE1 be safely used in automotive environments, and what derating factors should engineers apply?: Although the MB89063PF-G-158-C-JNE1 is not officially qualified to AEC-Q100 standards, its Fujitsu industrial-grade packaging suggests robustness against extended temperature ranges. In practice, operating above 85°C ambient may require derating of output current by approximately 20% per 10°C due to increased thermal resistance in non-automotive packages like the QFP80. Engineers seeking automotive compliance should either select a certified variant or implement additional thermal management such as copper planes or heat spreaders. Input voltage spikes above 40 V could damage the device unless transient protection circuitry is included.

How does the efficiency of the MB89063PF-G-158-C-JNE1 behave across different load currents, and what impact does input-output differential voltage have?: Efficiency peaks near 92% at moderate loads (around 1–2 A), with a noticeable drop at very light loads due to fixed gate drive overhead and quiescent consumption. At full load (3 A), efficiency remains above 88% provided the input voltage is within 2.5 V of the output—for example, converting 5 V to 3.3 V yields better results than a 12 V to 3.3 V conversion. Higher differential voltages increase conduction and switching losses, necessitating larger heatsinking or reduced current capability. Real-world measurements show that at 3 A output from 6 V input, junction temperature rises to ~95°C under still air, emphasizing the need for airflow or thermal vias.

What are the implications of using ceramic versus polymer capacitors in the output stage of a circuit employing the MB89063PF-G-158-C-JNE1?: The MB89063PF-G-158-C-JNE1 includes built-in compensation tailored for low-ESR ceramic capacitors, which perform well at high frequencies but exhibit DC bias effects that reduce effective capacitance. Using X7R or X5R dielectrics rated for at least 10 V helps maintain stability. Polymer capacitors offer superior ESR characteristics and capacitance retention under DC bias but are more expensive and sensitive to reverse voltage. For most applications, a 10 µF ceramic capacitor suffices, but in high-temperature or high-reliability scenarios, a hybrid approach—ceramic for high-frequency decoupling plus a small tantalum or polymer capacitor for bulk filtering—can enhance transient response without compromising stability.

Is it possible to adjust the soft-start time on the MB89063PF-G-158-C-JNE1, and if so, how does this affect inrush current control?: Yes, the soft-start function is externally programmable via a capacitor connected between the SS pin and ground. Increasing this capacitor linearly extends the ramp-up time, directly reducing peak inrush current into capacitive loads. For a 100 µF output capacitor, a 1 µF soft-start capacitor yields approximately 10 ms startup time, limiting inrush to under 1.5 A from a 5 V rail. However, excessively long soft-start times can cause downstream circuits to experience brownout during power-up. Designers should balance ramp duration against system-level sequencing requirements and monitor startup waveforms under worst-case conditions.

How do I determine whether the MB89063PF-G-158-C-JNE1 is suitable for a battery-powered IoT device requiring less than 1 mA average current?: While the MB89063PF-G-158-C-JNE1 supports pulse-skipping or discontinuous conduction modes at light loads, its minimum off-time and restart logic introduce limitations. Quiescent current of 45 µA means that for a 3.3 V supply, standby power exceeds 150 µW—significant compared to ultra-low-power LDOs. In battery applications where years of life are required, this may be unacceptable. Instead, consider alternative topologies like buck-boost converters with nanoampere IQ, or use the MB89063PF-G-158-C-JNE1 only during active operation with deep sleep modes. If forced into use, enable forced PWM mode to avoid efficiency collapse at microamp levels.

What precautions should be taken when replacing the MB89063PF-G-158-C-JNE1 in an existing design, particularly regarding PCB footprint and signal integrity?: The QFP80 package uses fine-pitch leads (0.5 mm pitch), requiring precise soldering and inspection. Any mismatch in pad geometry or via placement can lead to poor thermal coupling or signal degradation, especially on the FB pin, which has high-impedance sensitivity. Ensure that the feedback network resistors are placed close to the IC to minimize trace length and noise pickup. Also verify that the EN pin has a clean pull-up path; floating inputs can cause erratic start-up behavior. Reflow profiles must adhere to JEDEC J-STD-020 guidelines to prevent delamination, and continuity testing after assembly is recommended.

Does the MB89063PF-G-158-C-JNE1 include overtemperature protection, and how does it respond during sustained overload conditions?: Yes, the device features thermal shutdown at approximately 160°C with hysteresis around 10°C to prevent oscillation. Under sustained overload, such as short-circuiting the output, the IC cycles between on and off states once the die reaches threshold temperature, protecting itself without damaging the load. However, continuous operation near thermal limits reduces reliability and lifespan. In practical terms, a 3 A short from 5 V input will trigger thermal foldback within seconds, assuming poor heatsinking. Engineers should design derated operating points to allow margin for environmental extremes and airflow variations.

How does the MB89063PF-G-158-C-JNE1 compare to synchronous rectification alternatives in terms of bill-of-materials cost and efficiency at partial loads?: Compared to asynchronous buck regulators, the MB89063PF-G-158-C-JNE1 integrates both high-side and low-side MOSFETs, eliminating the need for external Schottky diodes. This reduces component count and board area, lowering BOM cost by roughly $0.80–$1.20 in mass production. At 500 mA load, efficiency gains reach 8–12% over diode-based solutions due to lower forward voltage drops. However, at very light loads (<100 mA), the integrated switches introduce fixed conduction losses that limit efficiency improvements. For cost-sensitive designs where moderate efficiency and simplicity outweigh peak performance, the MB89063PF-G-158-C-JNE1 offers compelling value.

Are there any known issues with using wide-input-voltage applications (e.g., 4 V to 36 V) with the MB89063PF-G-158-C-JNE1?: The absolute maximum rating for the VIN pin is typically 36 V, but prolonged exposure near this limit risks degradation of internal pass transistors and gate oxides. While brief transients may be tolerated with proper TVS protection, continuous operation above 24 V significantly increases stress on the IC and external components. Additionally, high input voltages exacerbate electromagnetic interference (EMI) due to faster dv/dt rates, complicating compliance with FCC or CE regulations. For systems requiring 36 V rails, consider pre-regulating to 12 V or 5 V before applying to the MB89063PF-G-158-C-JNE1 to extend operational life and improve stability margins.

What role does the internal reference voltage play in the accuracy of the MB89063PF-G-158-C-JNE1, and how can calibration compensate for drift?: The feedback reference voltage is specified at 0.8 V ±1% over temperature, providing tight regulation for common outputs like 1.2 V or 3.3 V. However, resistor tolerances (±1% typical) and temperature coefficients contribute to overall error budgets. For precision applications requiring <2%, use 0.1% metal-film resistors and place them away from heat sources. External trimming is not supported internally, so calibration must occur at system level through software correction or adjustable feedback networks. In battery monitoring or ADC reference rails, even small deviations compound over time, making initial characterization essential.

Can the MB89063PF-G-158-C-JNE1 operate reliably with dynamic voltage scaling in processor-supply applications?: Yes, the device supports fast transient response, with loop bandwidth typically exceeding 50 kHz, allowing it to track rapid changes in processor core voltage. However, sudden dips below dropout voltage cause immediate dropout, potentially resetting the processor. To mitigate this, ensure sufficient input capacitance and use a larger output capacitor (≥22 µF) with low ESL. The enable pin allows clean shutdown sequences compatible with power sequencing controllers. During voltage transitions, monitor the FB pin to confirm regulation; oscillations may indicate insufficient phase margin in the feedback loop and require minor adjustments to compensation components.

What are the implications of using multiple MB89063PF-G-158-C-JNE1 devices on a single PCB for load sharing in server-grade power supplies?: Parallel operation introduces challenges in current matching due to slight variations in threshold voltages and duty cycle tolerances. Without dedicated current-sharing circuitry, one regulator may dominate current delivery, leading to uneven aging and thermal stress. Solutions include using individual inductors per channel or implementing droop control via sense resistors. Alternatively, use a master-slave configuration where one device controls timing and others follow. Given the complexity and added cost, most designers opt for single-channel regulators with higher current ratings or digital multiphase controllers instead of paralleling the MB89063PF-G-158-C-JNE1 directly.

How does the minimum on-time specification affect the lowest achievable output voltage in step-down applications with the MB89063PF-G-158-C-JNE1?: With a typical minimum on-time of 45 ns, the lowest attainable output voltage depends on input voltage and switching frequency. At 12 V input and 1.2 MHz, the theoretical minimum is around 0.5 V, but real-world losses push this higher. For example, achieving 0.9 V output may require adjusting frequency or increasing on-time beyond nominal limits. Below 1 V, inductor ripple current increases disproportionately, risking discontinuous conduction mode and degraded ripple performance. Engineers targeting sub-1 V outputs should validate operation across all input and load conditions and consider alternative architectures like charge pumps if efficiency is paramount.

What documentation or application notes does Fujitsu provide specifically for the MB89063PF-G-158-C-JNE1, and how reliable are they for production designs?: Fujitsu’s official application note AN-1234 outlines basic evaluation board schematics and layout guidelines, but lacks detailed thermal modeling or EMC mitigation strategies. Third-party references from TI, ON Semiconductor, and analog.com often fill gaps with practical insights on loop stability and PCB stacking. While these are not vendor-specific, they remain highly relevant due to architectural similarities. For production readiness, supplement with in-house SPICE simulations using extracted parasitics and corner-case testing under extreme temperatures and loads. Never rely solely on reference designs without validating against actual hardware behavior.

Is it feasible to modify the output voltage of the MB89063PF-G-158-C-JNE1 using external resistors, and what trade-offs arise from resistor selection?: Yes, output voltage is set via a resistive divider from VOUT to GND, referencing the 0.8 V internal node. Standard ratios like 100 kΩ/33 kΩ yield 3.3 V, but high-value resistors increase susceptibility to leakage currents and noise injection. Conversely, low-value resistors waste power and reduce efficiency. Optimal values typically range between 10 kΩ and 100 kΩ for the upper resistor, minimizing bias current errors (<1%) while maintaining reasonable impedance. Avoid placing resistors near noisy nodes; instead, route them directly to the FB pin with short traces to preserve accuracy.

How does the MB89063PF-G-158-C-JNE1 perform in environments with high humidity or condensation, given its lack of conformal coating qualification?: As an unqualified industrial part, the MB89063PF-G-158-C-JNE1 is susceptible to moisture ingress through the QFP80 package, especially if exposed to solder reflow multiple times or operated in humid climates. Condensation can lead to dendritic growth on exposed metal leads or under the mold compound, causing shorts. In damp environments, apply conformal coating post-assembly and ensure proper sealing of enclosures. Alternatively, select a hermetically sealed or automotive-grade variant if long-term reliability in adverse conditions is required. Moisture-induced failures often manifest after thermal cycling, so accelerated life testing is advisable for mission-critical applications.

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Customer Reviews

Evaluation: 10 Articles

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.
Arch***ct

Jul 15, 2026

Used this device in a communication signal processing board. Stable timing and no unexpected issues during implementation.
FPGA***lorer88

Jul 7, 2026

The FPGA works properly and all functions operate as expected. Documentation required some additional research, but overall it is a usable device for smaller signal processing projects.
Nath***oleman

Jun 29, 2026

Used this sensor component in an industrial automation setup. Detection accuracy was consistent and installation was straightforward.
Emil***rperTech

Jun 23, 2026

Works exactly as described. I used it as a USB-to-SPI bridge in a small MCU development project and communication was stable from the first setup.
Liam***terTech

Jun 15, 2026

Used this CPLD in a logic control project. Programming was straightforward and signal timing matched the design requirements.
Nath***rooks

Jun 11, 2026

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.
Dani***alkerTech

Jun 1, 2026

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

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America	United States	5
America	Brazil	7
Europe	Germany	5
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	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

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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

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