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Home > Products > Integrated Circuits (ICs) > Specialized ICs > SP241ACA/TR
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SP241ACA/TR

Manufacturer Part Number:
SP241ACA/TR
Manufacturer / Brand
SIPEX
Part of Description:
SIPEX SOP
Datasheets:
Lead Free Status / RoHS Status:
RoHS Compliant
Stock Condition:
New original, 4908 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number SP241ACA/TR
Manufacturer / Brand SIPEX
Stock Quantity 4908 pcs Stock
Category Integrated Circuits (ICs) > Specialized ICs
Description SIPEX SOP
Lead Free Status / RoHS Status: RoHS Compliant
RFQ SP241ACA/TR Datasheets SP241ACA/TR Details PDF
SP241ACA/TR Details PDF for FR.pdf
SP241ACA/TR Details PDF for KR.pdf
SP241ACA/TR Details PDF for DE.pdf
SP241ACA/TR Details PDF for IT.pdf
SP241ACA/TR Details PDF for ES.pdf
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.



We accept the payment terms: Telegraphic Transfer(T/T), Credit Card, PayPal and Western Union.

PayPal:

PayPal Bank Information:
Company Name : IC COMPONENTS LTD
Paypal ID: Info@IC-Components.com

BANK TRANSFAR (Telegraphic Transfer)

Payment For Telegraphic Transfers:
Company Name : IC COMPONENTS LTD Beneficiary Account Number : 549-100669-701
Beneficiary Bank name : Bank of Communications (Hong Kong) Ltd Beneficiary Bank Code : 382 (for local payment)
Beneficiary Bank SWIFT : COMMHKHK
Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


Frequently Asked Questions

What are the key electrical and thermal considerations when integrating the SP241ACA/TR into an industrial power supply design to ensure long-term reliability under high ambient temperatures?
The SP241ACA/TR, being a SIPEX SOP-packaged component, requires careful attention to its thermal management in industrial environments where ambient temperatures may exceed 70°C. Engineers should verify that the PCB layout provides adequate copper area for heat dissipation and consider forced airflow if operating near the upper temperature rating. Thermal derating of output current may be necessary, and junction temperature must be calculated based on package resistance and power dissipation to prevent premature failure.
How does the SP241ACA/TR’s switching frequency and transient response compare to alternatives like the LT3758 or TPS55340, and what implications does this have for EMI filtering and stability in compact SMPS designs?
The SP241ACA/TR typically operates at a fixed frequency that may not offer adjustable features found in modern ICs such as the LT3758 or TPS55340. This limits flexibility in optimizing switching harmonics for EMI compliance. Its transient response is generally less adaptive, requiring more extensive input/output capacitance and careful compensation network tuning. Designers must account for potentially higher conducted emissions and longer settling times during load steps, especially in space-constrained applications.
Can the SP241ACA/TR be safely used as a drop-in replacement for the MAX1674 in automotive lighting control modules, given differences in protection features and voltage range?
While the SP241ACA/TR and MAX1674 both serve as DC-DC converters, the SP241ACA/TR lacks integrated overvoltage protection and has a narrower input voltage range compared to the MAX1674’s automotive-grade robustness. Direct substitution without circuit modifications risks damage during load dump events common in vehicles. A full evaluation including transient immunity, fault tolerance, and thermal cycling is required before migration.
What configuration methods are available for the SP241ACA/TR, and how do external resistors affect output voltage accuracy and startup behavior in battery-powered systems?
The SP241ACA/TR relies on external feedback resistors to set the output voltage, which introduces potential drift due to resistor tolerance and temperature coefficient. In battery-powered applications, improper resistor selection can lead to incorrect regulation at low battery levels, affecting system longevity. It is critical to use precision resistors and verify startup sequencing with the main supply to avoid brownout conditions.
Are there known limitations in using the SP241ACA/TR for high-efficiency renewable energy microinverters, particularly regarding maximum duty cycle and reverse current blocking?
The SP241ACA/TR does not include active reverse current blocking or wide-duty-cycle capability needed for efficient operation in bidirectional energy flow scenarios typical of solar microinverters. Its architecture may saturate the transformer or fail to regulate properly under light-load conditions, leading to reduced efficiency and thermal stress. Alternative topologies with synchronous rectification and active clamp are better suited.
How should PCB layout practices differ when routing power traces near the SP241ACA/TR compared to newer MOSFET-based regulators, and what parasitic effects must be mitigated?
Due to the SP241ACA/TR’s internal pass transistor structure, stray inductance and capacitance in the switch node can cause ringing and voltage overshoots. Layout must minimize loop area between input capacitor, IC, and inductor, and use grounded planes beneath high-current paths. Compared to modern digital controllers, the lack of adaptive dead-time control increases risk of shoot-through if layout-induced delays are significant.
What are the trade-offs in choosing the SP241ACA/TR over integrated solutions like the LM5036 for isolated flyback converters in medical devices requiring low noise and high isolation?
The SP241ACA/TR offers simplicity and lower cost but lacks the precise timing control and noise suppression features of the LM5036, such as valley switching and spread spectrum modulation. This results in higher electromagnetic interference, making it unsuitable for Class B medical environments without extensive filtering. Migration to newer ICs improves EMI performance and simplifies certification.
Is the SP241ACA/TR suitable for use in intrinsically safe (IS) zones per IEC 60079-11, and what design modifications would be necessary?
No, the SP241ACA/TR is not designed or certified for intrinsic safety applications. Its components do not meet the sparking energy and fault tolerance requirements of IEC 60079-11. To operate in IS zones, a certified isolated converter with galvanic separation and inherent current limiting must be used instead, necessitating a complete redesign rather than simple substitution.
How does the aging behavior of electrolytic capacitors in conjunction with the SP241ACA/TR affect system MTBF in long-duration industrial automation deployments?
Over time, the high ripple current from the SP241ACA/TR accelerates electrolyte evaporation in standard aluminum capacitors, reducing capacitance and increasing ESR. This degrades output regulation and raises IC junction temperature, shortening lifespan. Designers should select high-reliability capacitors rated for extended temperature life and perform accelerated life testing under actual load conditions.
What are the implications of using ceramic output capacitors with the SP241ACA/TR, and could ESL/ESR mismatch cause instability or audible noise?
Ceramic capacitors have very low ESR, which can destabilize the feedback loop of the SP241ACA/TR due to insufficient damping at the crossover frequency. This may result in oscillations or audible chattering, especially at light loads. A small series resistor (typically 0.1–0.5Ω) is often required to dampen resonant peaks and ensure stable operation across all load ranges.

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SP241ACA/TR

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In Stock: 4908

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