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HomeProductsCapacitorsCeramic CapacitorsVJ0603D750KLXAJ
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VJ0603D750KLXAJ - Vishay Vitramon

Manufacturer Part Number
VJ0603D750KLXAJ
Manufacturer
Vishay / Vitramon
Allelco Part Number
98D-VJ0603D750KLXAJ
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
344,633 pcs available, New & Original
Parts Description
CAP CER 75PF 25V C0G/NP0 0603
Package
0603 (1608 Metric)
Data sheet
VJ0603D750KLXAJ.pdf
RoHs Status
 
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Specifications

VJ0603D750KLXAJ Tech Specifications
Vishay Vitramon - VJ0603D750KLXAJ technical specifications, attributes, parameters and parts with similar specifications to Vishay Vitramon - VJ0603D750KLXAJ

Product Attribute Attribute Value
Manufacturer Vishay / Vitramon
Voltage - Rated 25V
Tolerance ±10%
Thickness (Max) 0.037' (0.94mm)
Temperature Coefficient C0G, NP0
Size / Dimension 0.063' L x 0.031' W (1.60mm x 0.80mm)
Series VJ HIFREQ
Ratings -
Package / Case 0603 (1608 Metric)
Package Tape & Reel (TR)
Product Attribute Attribute Value
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount, MLCC
Lead Style -
Lead Spacing -
Height - Seated (Max) -
Features High Q, Low Loss
Capacitance 75 pF
Base Product Number VJ0603
Applications RF, Microwave, High Frequency

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
ECCN EAR99
HTSUS 8532.24.0020

Frequently Asked Questions(FAQ)

What makes the VJ0603D750KLXAJ suitable for RF and microwave applications compared to standard ceramic capacitors?
The VJ0603D750KLXAJ is manufactured from C0G/NP0 dielectric material, which provides a temperature coefficient near zero across the -55°C to 125°C operating range. This stability is essential in RF circuits where frequency drift would compromise tuning accuracy and filter response. The VJ HIFREQ series emphasizes high Q and low loss characteristics, meaning the capacitor exhibits minimal energy dissipation at microwave frequencies. In contrast, X7R or Y5V dielectrics show significant capacitance variation with temperature, making them unsuitable for frequency-critical applications. The 75 pF value and tight ±10% tolerance in the VJ0603D750KLXAJ enable predictable impedance matching and resonant frequency calculations without requiring post-tuning compensation.
How does the 0603 package size of the VJ0603D750KLXAJ affect parasitic effects in high-frequency circuit design?
The VJ0603D750KLXAJ uses a 0603 (1608 metric) surface-mount package measuring 1.60mm × 0.80mm with a maximum thickness of 0.94mm. This compact form factor minimizes lead inductance and parasitic coupling, which become problematic at microwave frequencies where even small package dimensions introduce measurable phase shift and impedance variation. Smaller packages reduce the effective loop area in PCB routing, lowering self-resonant frequency effects. However, the VJ0603D750KLXAJ's small size also requires precise PCB layout and careful via placement to avoid parasitic capacitance between the component pads and surrounding traces. Engineers designing VJ0603D750KLXAJ circuits must account for reduced thermal dissipation area compared to larger packages, which can become significant if operating at elevated frequencies with high RF power.
Is the VJ0603D750KLXAJ appropriate for use in circuits requiring high voltage stability, and what voltage derating considerations apply?
The VJ0603D750KLXAJ carries a 25V rated voltage specification. This voltage is sufficient for low-power RF and microwave filtering applications but insufficient for high-voltage switching or power supply circuits. In practical RF designs, the VJ0603D750KLXAJ should not be operated continuously near the 25V rating because ceramic capacitor voltage rating accounts for DC stress, and AC signal overshoot or transient spikes can exceed nominal levels. A conservative derating practice applies 50–70% of rated voltage as the operational maximum, meaning the VJ0603D750KLXAJ would be limited to approximately 12–17V effective working voltage in demanding applications. For circuits where voltage margin is constrained, designers should verify capacitor voltage withstand during transient events and consider whether the VJ0603D750KLXAJ's 25V rating provides adequate safety factor for the application environment.
How does the ±10% tolerance of the VJ0603D750KLXAJ impact filter design and resonant frequency calculations?
The VJ0603D750KLXAJ specifies ±10% capacitance tolerance, meaning production units may range from 67.5 pF to 82.5 pF around the nominal 75 pF value. In resonant circuits, resonant frequency is proportional to the inverse square root of capacitance, so the VJ0603D750KLXAJ tolerance contributes approximately ±5% frequency variation. For a center frequency of 1 GHz, this translates to roughly ±50 MHz spread across a population of VJ0603D750KLXAJ capacitors. In filter applications where passband flatness or stopband rejection depends on precise tuning, designers must either compensate for VJ0603D750KLXAJ tolerance through component selection, trimmer capacitors, or circuit tuning procedures. Alternatively, tight tolerance variants (±5% or ±1%) may be required if the application demands <3% frequency stability without post-tuning. For general-purpose matching networks and coupling circuits, the VJ0603D750KLXAJ's ±10% tolerance is often acceptable with minor design margin.
What environmental and storage considerations should be observed for the VJ0603D750KLXAJ given its MSL rating?
The VJ0603D750KLXAJ carries an MSL (Moisture Sensitivity Level) rating of 1, indicating unlimited moisture exposure tolerance. This is the least restrictive MSL classification, meaning the VJ0603D750KLXAJ can be stored and handled without special desiccant storage, bake-out procedures, or time-limited floor-life constraints typical of higher MSL components. The VJ0603D750KLXAJ can be exposed to standard factory air without risk of moisture-induced delamination or electrical degradation. However, C0G/NP0 ceramic capacitors can experience mechanical stress at thermal extremes, so the VJ0603D750KLXAJ should be protected from rapid thermal cycling during storage and handled to avoid mechanical shock, which could cause microcracks in the ceramic dielectric. The VJ0603D750KLXAJ's wide operating temperature range (-55°C to 125°C) means field performance remains stable across industrial and automotive environments without capacitance drift.
How does the VJ0603D750KLXAJ compare to larger 0805 or 1206 ceramic capacitors for the same 75 pF value in terms of performance and design trade-offs?
Larger packages like 0805 or 1206 would provide more physical volume and lower parasitic inductance per unit capacitance, but the VJ0603D750KLXAJ's 0603 size offers superior high-frequency performance through reduced lead length and faster impedance transitions at microwave frequencies. A 0805 variant of the VJ series would exhibit measurably higher self-resonant frequency due to increased package size, which could be detrimental if the operating frequency approaches the capacitor's resonant point. The VJ0603D750KLXAJ's compact footprint also reduces PCB area consumption, critical in dense RF modules where board real estate is limited. The trade-off is reduced thermal dissipation capability and potential sensitivity to PCB trace inductance if layout is not carefully controlled. For applications below 500 MHz, a 0805 package would provide similar RF performance with easier PCB assembly; however, the VJ0603D750KLXAJ is optimized for frequencies extending into the low-microwave range where package size directly impacts impedance stability.
What role does the C0G/NP0 dielectric of the VJ0603D750KLXAJ play in temperature-compensated circuit designs?
The C0G/NP0 dielectric employed in the VJ0603D750KLXAJ exhibits near-zero temperature coefficient (typically ±30 ppm/°C), making it the primary choice for temperature-stable oscillators, filters, and impedance-matching networks. In phase-locked loop (PLL) applications, capacitor temperature drift directly translates to frequency drift; the VJ0603D750KLXAJ's minimal drift ensures that PLL center frequency remains locked despite ambient temperature variations. Temperature-compensated designs often pair the VJ0603D750KLXAJ with thermistor networks or trim capacitors to achieve <1 ppm/°C system-level stability; the C0G dielectric eliminates capacitor contribution to total frequency shift. Conversely, X7R capacitors exhibit approximately ±15% capacitance change over the military temperature range, requiring active compensation circuits. The VJ0603D750KLXAJ's C0G/NP0 selection simplifies design and reduces system BOM for applications where frequency stability is non-negotiable, such as precision frequency standards or radar systems.
What are the practical soldering and thermal cycling considerations when integrating the VJ0603D750KLXAJ into high-reliability assemblies?
The VJ0603D750KLXAJ, as a 0603 surface-mount ceramic capacitor, experiences mechanical stress during reflow soldering due to the coefficient-of-thermal-expansion (CTE) mismatch between the ceramic dielectric and the PCB substrate. Standard reflow profiles (peak temperature ~260°C, ramp rate 2–3°C/s) pose minimal risk to the VJ0603D750KLXAJ if managed within IPC-A-610 guidelines, but aggressive profiles with steep temperature slopes can induce microcracking in the ceramic body. The VJ0603D750KLXAJ's operating temperature range extends to 125°C, so circuits subjected to thermal cycling from -55°C to +125°C will experience cumulative mechanical strain. In aerospace or automotive applications, thermal cycling testing is often required to verify that the VJ0603D750KLXAJ maintains electrical performance and remains mechanically intact. Hand-soldering the VJ0603D750KLXAJ is challenging due to the small 1.60mm length; infrared or hot-air rework tools are recommended to ensure uniform heating and prevent capacitor displacement or solder bridge formation.
How does the high-Q characteristic of the VJ0603D750KLXAJ improve filter selectivity and phase response in RF applications?
Quality factor (Q) describes the ratio of energy stored to energy dissipated in a reactive component. The VJ0603D750KLXAJ's high-Q specification indicates low dielectric loss, meaning more of the RF energy couples to the resonant circuit rather than being converted to heat. In parallel-resonant LC tank circuits, high-Q capacitors like the VJ0603D750KLXAJ produce sharper resonance peaks and higher impedance at resonance, improving filter selectivity and reducing out-of-band attenuation requirements on adjacent filter stages. Low-loss dielectrics also preserve phase linearity, critical for wideband amplifier stability and group delay matching in frequency-selective circuits. By comparison, high-loss ceramic capacitors (typical of X7R formulations) exhibit lower Q, broadening resonance curves and requiring larger filter component counts to achieve equivalent selectivity. The VJ0603D750KLXAJ's low-loss character enables compact RF filter designs without sacrificing frequency response sharpness, particularly valuable in multiband transceivers and wideband amplifiers where multiple frequency bands must be simultaneously supported.
What is the relationship between the VJ0603D750KLXAJ's 75 pF value and common RF impedance-matching calculations?
The VJ0603D750KLXAJ's 75 pF capacitance is not arbitrary; it aligns with standard RF impedance matching for 50-ohm systems common in wireless and microwave applications. In parallel-matching networks, a 75 pF series reactive element combined with inductive tuning elements produces canonical 50-ohm match points across multiple frequency bands. For example, at 2.4 GHz, the VJ0603D750KLXAJ exhibits approximately 0.88 ohms of capacitive reactance, which, when combined with appropriate inductance values, reaches 50-ohm design targets. The VJ0603D750KLXAJ's discrete value is therefore frequently encountered in power amplifier output matching, antenna tuning networks, and low-noise amplifier input matching. Designers working outside 50-ohm systems or specialized impedance values may find the VJ0603D750KLXAJ less convenient, requiring parallel or series combinations to achieve desired impedance targets. The availability of the VJ0603D750KLXAJ in standard value distributions reflects its prevalence in the RF industry, making it more readily available and cost-effective than custom capacitor values.
How do the RoHS non-compliant status and ECCN designation of the VJ0603D750KLXAJ affect procurement and export considerations?
The VJ0603D750KLXAJ carries RoHS non-compliant status, indicating the component may contain restricted substances (lead solder, cadmium, or other regulated materials) depending on the specific manufacturing lot and material composition. In European Union markets, RoHS-regulated applications cannot legally incorporate the VJ0603D750KLXAJ without documented exemption or substitution with RoHS-compliant alternatives. Designers should verify whether their end application falls under RoHS scope (consumer electronics, certain industrial equipment) or is exempt (military, aerospace, medical devices). The ECCN (Export Control Classification Number) of EAR99 indicates the VJ0603D750KLXAJ is subject to U.S. export administration regulations but does not require an individual export license for most destinations; however, sanctioned countries and controlled end-use applications may face restrictions. Supply chain teams must verify country-of-origin documentation and compliance certificates before committing the VJ0603D750KLXAJ to high-volume production, as RoHS status can vary between manufacturer revisions and production dates.
What measurement and characterization techniques validate the VJ0603D750KLXAJ's high-Q and low-loss performance in production environments?
The VJ0603D750KLXAJ's high-Q specification is verified through Q-factor measurement at the intended operating frequency, typically performed using an impedance analyzer or network analyzer. At frequencies near 1 GHz, the VJ0603D750KLXAJ's Q should exceed 500–1000 depending on the specific dielectric formulation; lower Q values indicate dielectric degradation or contamination. Dissipation factor (Df), the reciprocal of Q, is the standard specification published by Vishay and must remain below approximately 0.2% for the VJ0603D750KLXAJ to meet high-frequency performance claims. In manufacturing, automated capacitance and dissipation factor testers verify each VJ0603D750KLXAJ unit at a standardized frequency (often 1 MHz), though this measurement may not fully capture high-frequency behavior. Custom test fixtures designed for microwave frequencies (2–10 GHz) provide more accurate characterization of the VJ0603D750KLXAJ's true loss characteristics in the intended operating range. Designers of critical RF systems often procure engineering samples of the VJ0603D750KLXAJ and perform network analyzer measurements before qualification to confirm low-loss performance matches datasheet claims and design simulations.

Parts with Similar Specifications

The three parts on the right have similar specifications to Vishay Vitramon VJ0603D750KLXAJ

Product Attribute VJ0603D750KLAAJ VJ0603D750KXAAJ VJ0603D750KLXAT VJ0603D750KLBAJ
Part Number VJ0603D750KLAAJ VJ0603D750KXAAJ VJ0603D750KLXAT VJ0603D750KLBAJ
Manufacturer Vishay Vitramon Vishay Vitramon Vishay Vitramon Vishay Vitramon
Voltage - Rated - - - -
Lead Style - - - -
Tolerance - - - -
Features - - - Simultaneous Sampling
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Thickness (Max) - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Base Product Number - DAC34H84 MAX500 ADS62P42
Series - - - -
Height - Seated (Max) - - - -
Temperature Coefficient - - - -
Size / Dimension - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Lead Spacing - - - -
Applications - - - -
Ratings - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Capacitance - - - -

VJ0603D750KLXAJ Datasheet PDF

Download VJ0603D750KLXAJ pdf datasheets and Vishay Vitramon documentation for VJ0603D750KLXAJ - Vishay Vitramon.

Datasheets
VJ Series, HIFREQ.pdf

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    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.

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VJ0603D750KLXAJ Image

VJ0603D750KLXAJ

Vishay Vitramon
98D-VJ0603D750KLXAJ

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