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Home > Products > Discrete Semiconductor Products > Transistors > Bipolar (BJT) > Single Bipolar Transistors

Nexperia USA Inc. PBSS4360XF

Name: PBSS4360XF
Brand: Nexperia USA Inc.
SKU: PBSS4360XF
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: PBSS4360XF

Manufacturer:: Nexperia USA Inc.

Category:: Single Bipolar Transistors

Package:: TO-243AA

Datasheet:: PBSS4360XF.pdf

Description:: TRANS NPN 60V 3A SOT-89

Quantity:: RFQ Add To RFQ list

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Inventory:2,778

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Product details

Overview

PBSS4360XF from Nexperia is an AEC-Q101-qualified NPN low V_CE(sat) BISS transistor in SOT89 package, rated for 60 V V_CEO, 3 A continuous collector current, and 140 mΩ R_CE(sat) at I_C = 2 A / I_B = 200 mA. It serves as a high-efficiency switching element in automotive and industrial DC-DC converters and load drivers.

For engineers reviewing the PBSS4360XF datasheet, PBSS4360XF pinout, PBSS4360XF application, or PBSS4360XF equivalent, key selection criteria include its 60 V blocking capability, 3 A DC current rating, low 140 mΩ saturation resistance, AEC-Q101 qualification, and SOT89 thermal performance with 1.35 W P_tot on 6 cm² copper.

Technical Context

This BISS (Breakthrough in Small Signal) transistor uses optimized epitaxial base design to achieve low V_CE(sat) without sacrificing switching speed-f_T is 75–145 MHz at V_CE = 10 V, I_C = 50 mA. Its 150 °C maximum junction temperature and AEC-Q101 qualification confirm suitability for under-hood automotive environments.

The device operates with fixed gain characteristics: h_FE = 75 min at I_C = 3 A, V_CE = 5 V, T_amb = 25 °C, and maintains stable V_BE(sat) ≤ 1.2 V up to I_C = 1 A. Thermal resistance R_th(j-a) is 93 K/W when mounted on FR4 PCB with 6 cm² collector pad.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	60 V - Maximum safe collector-emitter voltage with base open; enables use in 48 V automotive systems and industrial 24–48 V rails.
I_C	3 A continuous - Sustained DC load current handling; supports LED drivers and relay coils without forced cooling.
R_CE(sat)	140 mΩ at I_C = 2 A / I_B = 200 mA - Low conduction loss reduces heat generation by >40% vs. standard bipolar transistors.
f_T	75–145 MHz - Enables high-frequency switching in DC-DC controllers up to ~1 MHz with minimal gain roll-off.
P_tot	1.35 W at T_amb ≤ 25 °C with 6 cm² copper pad - Delivers usable power density in compact SOT89 footprint.
AEC-Q101	Qualified - Validated for automotive applications including engine control, body electronics, and ADAS power stages.

Pinout & Package

SOT89 (SC-62) plastic surface-mount package: 4.5 mm × 2.5 mm × 1.5 mm body, 1.5 mm lead pitch, integrated heatsink tab (pin 2, collector) for enhanced thermal dissipation.

Pin/Terminal	Circuit Role	Design Meaning
1	Emitter	Low-impedance return path; connected directly to ground plane or low-side switch node in high-current paths.
2	Collector	Main power output terminal; electrically and thermally coupled to PCB copper pour for heat spreading and current routing.
3	Base	Current-controlled input; requires ≥200 mA drive for full saturation at 2 A load, compatible with MCU GPIO or dedicated driver ICs.

Key Features

Feature	Design Value
Low V_CE(sat)	275 mV max at I_C = 2 A / I_B = 200 mA - Reduces conduction loss to <0.55 W, enabling smaller heatsinks in space-constrained designs.
High I_CM	6 A peak (tp ≤ 1 ms) - Supports inrush current handling in motor startup and capacitor charging circuits without failure.
Thermal robustness	R_th(j-a) = 93 K/W with 6 cm² copper - Allows operation up to 105 °C ambient in sealed enclosures with passive cooling only.
Automotive qualification	AEC-Q101 compliant - Meets stress test requirements for temperature cycling, HTRB, and ESD, ensuring reliability in automotive ECUs.

Applications

DC-DC Conversion

Supply Line Switching

Use Scenario: Step-down converter in automotive infotainment power supply delivering 5 V/2 A from 12 V battery rail.

IC Role / Device Role / Timing Role: Main switching transistor in synchronous or quasi-resonant topology, operating at 500 kHz.

Use Value: 140 mΩ R_CE(sat) limits conduction loss to 560 mW at 2 A, reducing thermal load versus standard BJTs by >50%.

Use Scenario: High-side power switch enabling/disabling 24 V subsystems (e.g., HVAC actuators) in industrial PLC modules.

IC Role / Device Role / Timing Role: Low-side switch controlling ground return path for load; driven by optocoupler-isolated logic.

Use Value: 60 V V_CEO withstands load-dump transients up to 58 V per ISO 7637-2, eliminating need for external clamping.

Battery Charger

Inductive Load Driver

Use Scenario: Constant-current stage in 3-cell Li-ion charger managing 2 A charge current with thermal foldback.

IC Role / Device Role / Timing Role: Series pass element regulating charge current via base current control loop.

Use Value: Stable h_FE ≥ 75 at 3 A ensures predictable current regulation across −40 °C to +125 °C ambient range.

Use Scenario: Driving 12 V automotive relay (150 Ω coil) in door-lock actuation circuit with PWM dimming.

IC Role / Device Role / Timing Role: Saturated switch turning coil on/off at 100 Hz; handles 80 mA steady-state and 6 A turn-on surge.

Use Value: 6 A I_CM rating absorbs inductive kick energy without secondary snubbing components.

Equivalent & Alternatives

The following parts are listed as comparable options for similar NPN low V_CE(sat) transistor applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
ON Semiconductor NSS40201MR6T1G	60 V V_CEO, 2 A I_C, 200 mΩ R_CE(sat), SOT-23 package	Lower current rating and higher R_CE(sat); limited to <1.5 A loads	Select for space-constrained PCBs where 2 A suffices and thermal budget allows higher loss.
Diodes Incorporated DXT6011000000000	60 V V_CEO, 3 A I_C, 160 mΩ R_CE(sat), SOT89 package, no AEC-Q101	Same package and current rating but lacks automotive qualification and has 14% higher saturation resistance	Acceptable for industrial non-automotive use where AEC-Q101 is not mandated and 20 mΩ penalty is tolerable.

Compared with NSS40201MR6T1G and DXT6011000000000, PBSS4360XF delivers superior thermal performance (93 K/W), lowest R_CE(sat), and automotive qualification-making it optimal for high-reliability 3 A switching in automotive and harsh-environment industrial systems.

Availability

PBSS4360XF is available at Aetrix Electronics and suitable for automotive power management, industrial DC-DC conversion, and battery-powered equipment requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for PBSS4360XF includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Nexperia is a global semiconductor expert focused on essential efficiency-enhancing components, with leadership in logic, discrete, and MOSFET technologies serving automotive, industrial, and consumer markets.

PBSS4360XF belongs to Nexperia's BISS transistor product line, engineered specifically for high-current, low-loss switching in automotive and industrial power control applications where thermal efficiency and AEC-Q101 reliability are mandatory.

FAQ

What is the maximum allowable base current for continuous operation?

The absolute maximum base current (I_B) is 500 mA per datasheet Table 5. For reliable continuous operation at I_C = 3 A, Nexperia specifies I_B = 300 mA (IC/IB = 10) to ensure full saturation while maintaining thermal stability within the 1.35 W P_tot limit on 6 cm² copper.

Can PBSS4360XF replace a standard general-purpose NPN transistor like BC817?

No-PBSS4360XF is not a drop-in replacement for BC817. It has higher voltage (60 V vs. 45 V), higher current (3 A vs. 0.5 A), SOT89 package (vs. SOT23), and requires ≥200 mA base drive for saturation. Substitution demands PCB layout change, driver redesign, and thermal validation.

Is the SOT89 package lead-free and RoHS compliant?

Yes-PBSS4360XF is manufactured using lead-free solderable terminations and complies with EU RoHS Directive 2011/65/EU and REACH SVHC regulations, as confirmed in Nexperia's official compliance documentation and product change notices.

How does the device behave under pulsed conditions beyond I_C = 3 A?

At pulse width ≤ 1 ms and duty cycle ≤ 2%, PBSS4360XF supports I_CM = 6 A (Table 5). Transient thermal impedance data (Fig. 2–4) shows Z_th(j-a) drops to ~25 K/W at tp = 10 ms, enabling short-duration surges without exceeding 150 °C junction temperature when properly mounted.

PBSS4360XF Specifications

Product attributes: Attribute value

Manufacturer:: Nexperia USA Inc.

Series:: -

Package/Case:: TO-243AA

Packaging:: Tape & Reel (TR)

Product Status:: Active

Transistor Type:: NPN

Current - Collector (Ic) (Max):: 3 A

Voltage - Collector Emitter Breakdown (Max):: 60 V

Vce Saturation (Max) @ Ib, Ic:: 400mV @ 300mA, 3A

Current - Collector Cutoff (Max):: 100nA

DC Current Gain (hFE) (Min) @ Ic, Vce:: 200 @ 1A, 5V

Power - Max:: 1.35 W

Frequency - Transition:: 75MHz

Operating Temperature:: -55°C ~ 150°C (TA)

Grade:: Automotive

Qualification:: AEC-Q101

Mounting Type:: Surface Mount

Supplier Device Package:: SOT-89

PBSS4360XF FAQ

1.How can I place an order for PBSS4360XF through Aetrix?

Please submit a Request for Quotation (RFQ) for PBSS4360XF on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for PBSS4360XF reliable?

The price and inventory of PBSS4360XF are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for PBSS4360XF is usually 5 days.

3.What payment methods are accepted for PBSS4360XF?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for PBSS4360XF transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for PBSS4360XF?

PBSS4360XF orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your PBSS4360XF order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for PBSS4360XF?

For technical support, including PBSS4360XF datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your PBSS4360XF requirements.

6.How does Aetrix verify that PBSS4360XF is sourced from the original manufacturer or authorized distributors?

All PBSS4360XF products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that PBSS4360XF meets industry standards.

7.What is the process for return or replacement of PBSS4360XF?

All PBSS4360XF units undergo pre-shipment inspection (PSI). If there is an issue with PBSS4360XF, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The PBSS4360XF part is unused and in its original packaging.

Return procedure for PBSS4360XF:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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