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Home > Products > Integrated Circuits (ICs) > Specialized ICs > IPD05N03LA
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IPD05N03LA

Manufacturer Part Number:
IPD05N03LA
Manufacturer / Brand
INFINEON
Part of Description:
IPD05N03LA infineon/英飞凌 SOT-252
Datasheets:
Lead Free Status / RoHS Status:
RoHS Compliant
Stock Condition:
New original, 3500 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number IPD05N03LA
Manufacturer / Brand INFINEON
Stock Quantity 3500 pcs Stock
Category Integrated Circuits (ICs) > Specialized ICs
Description IPD05N03LA infineon/英飞凌 SOT-252
Lead Free Status / RoHS Status: RoHS Compliant
RFQ IPD05N03LA Datasheets IPD05N03LA Details PDF
IPD05N03LA Details PDF for IT.pdf
IPD05N03LA Details PDF for ES.pdf
IPD05N03LA Details PDF for DE.pdf
IPD05N03LA Details PDF for KR.pdf
IPD05N03LA Details PDF for FR.pdf
Package SOT-252
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: PayPal@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

Can IPD05N03LA be used in high-side switch configurations for 12V automotive loads, and what gate drive voltage is required for full enhancement?
The IPD05N03LA can be used in high-side switch configurations for 12V automotive applications when paired with a proper charge-pump or bootstrap-based gate driver circuit. Since it is a P-channel MOSFET in a SOT23-6 package, full enhancement typically occurs at a gate-to-source voltage (VGS) of -5V or lower. However, it supports logic-level drive down to -3V, making it suitable for direct interfacing with microcontrollers or driver ICs in 3.3V or 5V systems. Care should be taken to ensure that the gate-source voltage does not exceed the ±20V absolute maximum rating during voltage transients typical in automotive environments.
How does the thermal performance of the IPD05N03LA in a TO252-3 package affect continuous current handling in enclosed industrial enclosures without active cooling?
The TO252-3 package of the IPD05N03LA has a junction-to-ambient thermal resistance (RθJA) of approximately 50–60°C/W depending on PCB layout and copper volume. In an enclosed industrial enclosure with limited airflow, sustained current levels above 3A could lead to junction temperatures exceeding 125°C, risking thermal shutdown or long-term reliability degradation. To maintain safe operation, designers should increase copper pour for drain and source connections, consider duty cycle limitations, or use forced convection in high-ambient conditions.
Is the IPD05N03LA a suitable drop-in replacement for the IRF9Z24P in low-power DC motor control circuits, and what design adjustments are necessary?
The IPD05N03LA is not a direct replacement for the IRF9Z24P due to differences in drain current rating (5A vs 7A) and on-state resistance (RDS(on) of 70mΩ vs 120mΩ at -4.5V VGS). While both are P-channel MOSFETs in TO252-3 packages, the IPD05N03LA offers lower RDS(on) at logic-level gate drive, improving efficiency in low-voltage applications. However, circuit designers must verify that the maximum drain current and safe operating area (SOA) of the IPD05N03LA meet motor inrush and stall current requirements, especially during startup, and adjust gate series resistance and clamping diodes accordingly.
What are the key layout considerations when using IPD05N03LA for switching inductive loads up to 100kHz in a PCB with mixed-signal circuitry?
When switching inductive loads at 100kHz using the IPD05N03LA, minimizing gate loop inductance and source parasitic inductance is critical to reduce voltage overshoot and ringing. Use short, direct gate traces and place the device close to the driver IC. Include a low-inductance path from the source pin to ground with multiple vias to the ground plane. A TVS diode or freewheeling diode across the load is recommended to suppress transient voltages exceeding the IPD05N03LA’s -30V drain-source breakdown rating. Additionally, isolate the power switching section from sensitive analog traces to prevent noise coupling.
Under what conditions might the IPD05N03LA experience instability during load switch applications with high capacitive loads, and how can this be mitigated?
The IPD05N03LA may exhibit current surge or oscillation during turn-on when driving large capacitive loads (e.g., bus lines or bulk capacitors), due to high inrush current and potential interaction with gate driver impedance. To mitigate this, implement a controlled slew rate by adding a small resistor (e.g., 10–100Ω) in series with the gate and use a pull-up resistor to ensure fast turn-off. Alternatively, consider integrating a dedicated load switch IC with programmable rise time control if precise inrush management is required in systems sensitive to voltage droop.
Can the IPD05N03LA be paralleled for higher current applications, and what are the risks related to current imbalance?
Paralleling multiple IPD05N03LA devices is feasible but requires matched PCB layouts and symmetrical thermal paths to avoid current imbalance due to negative temperature coefficient effects in VGS(th). Uneven heating can lead to thermal runaway in one device carrying disproportionate load. To reduce risk, include small source resistors (e.g., 100mΩ) for current sharing feedback, ensure uniform copper distribution, and monitor temperature at each device. For high-reliability designs, a single larger current-rated device may be preferable over parallel configurations.
What are the long-term reliability concerns when using the IPD05N03LA in outdoor lighting applications exposed to temperature cycling from -40°C to +85°C ambient?
The IPD05N03LA is rated for operation from -55°C to 150°C junction temperature, making it suitable for wide temperature range applications. In outdoor environments with repeated thermal cycling, long-term reliability depends on minimizing thermomechanical stress via proper PCB mounting and avoidance of rigid connections to high-mass components. Ensure the device operates with sufficient margin below maximum ratings, particularly for power dissipation, and consider conformal coating to protect against moisture ingress which may contribute to corrosion or leakage currents over time.

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