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

Nexperia USA Inc. PBSS4360PAS-QX

Name: PBSS4360PAS-QX
Brand: Nexperia USA Inc.
SKU: PBSS4360PAS-QX
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: PBSS4360PAS-QX

Manufacturer:: Nexperia USA Inc.

Category:: Single Bipolar Transistors

Package:: 3-PowerUDFN

Datasheet:: PBSS4360PAS-QX.pdf

Description:: TRANS NPN 60V 3A 3HUSON

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Product details

Overview

PBSS4360PAS-QX from Nexperia is an AEC-Q101-qualified NPN low V_CEsat transistor in a DFN2020D-3 (SOT1061D) package, rated for 60 V V_CEO, 3 A continuous I_C, and 73–108 mΩ R_CEsat at I_C = 3 A / I_B = 300 mA. It delivers high h_FE (75–140) at full load and operates up to 175 °C junction temperature-used as a high-efficiency load switch in automotive battery management and motor drive circuits.

For engineers reviewing the PBSS4360PAS-QX datasheet, PBSS4360PAS-QX pinout, PBSS4360PAS-QX application, or PBSS4360PAS-QX equivalent, key selection criteria include verified R_CEsat ≤ 108 mΩ at 3 A, AEC-Q101 qualification status, thermal resistance down to 60 K/W on 4-layer FR4, side-wettable flank (SWF) solderability, and compatibility with AOI inspection in high-reliability automotive PCB assemblies.

Technical Context

This device is a medium-power discrete NPN bipolar junction transistor optimized for low-saturation switching in space-constrained, thermally demanding environments. Its DFN2020D-3 package integrates exposed collector pad for direct thermal conduction and side-wettable flanks enabling automated optical solder-joint inspection.

It operates with base-driven control logic (V_BEon = 0.75–0.95 V at I_C = 1 A), achieves fast switching (t_on = 141 ns, t_off = 310 ns), and maintains stable h_FE across −55 °C to 175 °C ambient-enabling robust performance in engine bay and powertrain modules without external heat sinking.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	60 V - Maximum blocking voltage in common-emitter configuration; supports 48 V automotive systems with margin.
I_C	3 A continuous - Sustains steady-state load current without derating at T_amb ≤ 70 °C on standard FR4.
R_CEsat	73–108 mΩ at I_C = 3 A / I_B = 300 mA - Enables <100 mW conduction loss, reducing thermal stress in compact layouts.
h_FE	75–140 at I_C = 3 A - Ensures reliable saturation with modest base drive (IB ≥ 21–40 mA), easing MCU GPIO sourcing.
T_j max	175 °C - Qualified for under-hood operation without active cooling in fan/motor driver stages.
R_th(j-a)	60 K/W on 4-layer FR4 with 1 cm² collector pad - Enables >2 W dissipation in production PCBs without heatsink.
Package	DFN2020D-3 (SOT1061D), 2.0 × 2.0 × 0.65 mm - Ultra-thin leadless design with side-wettable flanks for AOI-compatible reflow.

Pinout & Package

Encapsulated in the DFN2020D-3 (SOT1061D) ultra-thin leadless package, this transistor features an exposed collector pad on the bottom for thermal and electrical conduction, with side-wettable flanks enabling automated optical inspection of solder joints.

Pin/Terminal	Circuit Role	Design Meaning
1	Base (B)	Control input requiring ~300 mA pulsed drive for full saturation; connected to MCU GPIO or driver IC output.
2	Emitter (E)	Reference node tied to system ground or low-side return path; forms current return for load-switching topology.
3	Collector (C)	High-current output terminal; electrically and thermally coupled to PCB copper pour via exposed bottom pad.

Key Features

Feature	Design Value
Low V_CEsat	220–325 mV at I_C = 3 A - Reduces power loss by >40% vs. standard BJT alternatives, lowering thermal footprint.
AEC-Q101 qualification	Qualified per Stress Test Qualification for Discrete Semiconductors - Validated for automotive powertrain and body electronics use.
Side-wettable flanks	Visible solderable edges on all three terminals - Enables 100% AOI coverage of solder joints without X-ray inspection.
Exposed collector pad	Thermal resistance as low as 60 K/W - Permits >2 W power dissipation on standard 4-layer FR4 without external heatsink.
High h_FE at high I_C	75–140 at I_C = 3 A - Allows direct drive from 3.3 V/5 V microcontrollers without base amplification stage.

Applications

Automotive Load Switch

Battery-Powered Motor Control

Use Scenario: High-side switching of HVAC blower motors and seat adjustment actuators in 12 V/48 V hybrid architectures.

IC Role / Device Role / Timing Role: NPN transistor configured as low-side switch controlling motor ground return path; driven by PWM signal from body control module.

Use Value: 73 mΩ R_CEsat limits conduction loss to <700 mW at 3 A, eliminating need for heatsink in confined dashboard modules.

Use Scenario: Power enable/disable for portable medical pumps and handheld power tools operating from Li-ion packs.

IC Role / Device Role / Timing Role: Low-V_CEsat NPN switch isolating battery from motor during standby; controlled by system MCU with 3.3 V GPIO.

Use Value: h_FE ≥ 75 at 3 A ensures full saturation with ≤30 mA base current, compatible with standard microcontroller outputs.

USB-C PD Power Path

Industrial Charging Circuit

Use Scenario: Reverse-polarity protection and load switching in USB-C power delivery adapters supporting 3 A charging currents.

IC Role / Device Role / Timing Role: NPN transistor used in active OR-ing configuration to manage dual-input power sources (AC adapter + battery).

Use Value: 175 °C T_j rating enables sustained operation near AC-DC converter hotspots without thermal throttling.

Use Scenario: Constant-current regulation stage in multi-bay Li-ion charger for industrial test equipment.

IC Role / Device Role / Timing Role: Precision-controlled switch modulating charge current into battery cell string; driven by analog feedback loop.

Use Value: Tight R_CEsat tolerance (73–108 mΩ) ensures consistent current sharing across parallel charging channels.

Equivalent & Alternatives

The following parts are listed as comparable options for similar NPN low-V_CEsat transistor applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
ON Semiconductor NSS40201LT1G	V_CEO = 40 V, R_CEsat = 110 mΩ @ 3 A - Lower voltage rating and higher saturation resistance.	Not suitable for 48 V automotive systems; limited to 24 V industrial loads.	Select only if system V_CEO margin <20 V and thermal budget allows +15% conduction loss.
Diodes Incorporated DXT7050QZ-13	V_CEO = 60 V, R_CEsat = 95 mΩ @ 3 A, but not AEC-Q101 qualified - lacks automotive reliability validation.	Acceptable for consumer-grade battery tools but excluded from OEM automotive BOMs.	Choose only for non-automotive designs where qualification documentation is not required.

Compared with NSS40201LT1G and DXT7050QZ-13, PBSS4360PAS-QX uniquely combines 60 V rating, sub-100 mΩ R_CEsat, AEC-Q101 qualification, and side-wettable flanks-making it the only option qualified for thermally dense, safety-critical automotive load switching without design compromise.

Availability

PBSS4360PAS-QX is available at Aetrix Electronics and suitable for automotive load switching, battery-powered motor control, and industrial charging circuits requiring stable component supply, long-term lifecycle support, and AEC-Q101-compliant traceability.

Supply support for PBSS4360PAS-QX 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 high-volume, high-reliability discrete and logic devices, with leadership in automotive-qualified components and advanced packaging technologies.

PBSS4360PAS-QX belongs to Nexperia's "Low V_CEsat Transistor" product line, engineered specifically for energy-efficient, space-constrained switching in automotive power distribution and portable industrial equipment.

FAQ

What is the maximum allowable base current for continuous operation?

The absolute maximum DC base current (I_B) is 500 mA per datasheet limiting values. However, for reliable continuous operation at I_C = 3 A, the recommended base drive is 300 mA pulsed (duty cycle ≤ 2%) or ≤100 mA DC to avoid thermal runaway and ensure long-term h_FE stability.

Does PBSS4360PAS-QX require a gate resistor like MOSFETs?

No-this is a bipolar junction transistor, not a MOSFET. It requires base current control, not gate voltage. A series base resistor is mandatory to limit I_B; typical value is 10–15 Ω when driven from 5 V with 300 mA target base current, calculated using V_BEsat ≈ 0.9 V.

Can PBSS4360PAS-QX be used in high-frequency PWM applications above 100 kHz?

Yes-its f_T is 75–160 MHz and switching times are t_on = 141 ns, t_off = 310 ns. It supports PWM frequencies up to 500 kHz in low-duty-cycle applications, though thermal management must account for increased switching losses beyond 100 kHz.

Is the marking code "E9" sufficient for full traceability to PBSS4360PAS-QX?

Yes-per datasheet Table 4, "E9" is the unique top-side marking for PBSS4360PAS-QX. Combined with reel label data (including date code, lot number, and Nexperia logo), it provides full traceability to manufacturing batch and AEC-Q101 qualification records.

PBSS4360PAS-QX Specifications

Product attributes: Attribute value

Manufacturer:: Nexperia USA Inc.

Series:: -

Package/Case:: 3-PowerUDFN

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:: 325mV @ 300mA, 3A

Current - Collector Cutoff (Max):: 100nA (ICBO)

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

Power - Max:: 600 mW

Frequency - Transition:: 160MHz

Operating Temperature:: 175°C (TJ)

Grade:: Automotive

Qualification:: AEC-Q101

Mounting Type:: Surface Mount

Supplier Device Package:: 3-HUSON (2x2)

PBSS4360PAS-QX FAQ

1.How can I place an order for PBSS4360PAS-QX through Aetrix?

Please submit a Request for Quotation (RFQ) for PBSS4360PAS-QX 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 PBSS4360PAS-QX reliable?

The price and inventory of PBSS4360PAS-QX are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for PBSS4360PAS-QX is usually 5 days.

3.What payment methods are accepted for PBSS4360PAS-QX?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for PBSS4360PAS-QX transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for PBSS4360PAS-QX?

PBSS4360PAS-QX orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your PBSS4360PAS-QX 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 PBSS4360PAS-QX?

For technical support, including PBSS4360PAS-QX datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your PBSS4360PAS-QX requirements.

6.How does Aetrix verify that PBSS4360PAS-QX is sourced from the original manufacturer or authorized distributors?

All PBSS4360PAS-QX 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 PBSS4360PAS-QX meets industry standards.

7.What is the process for return or replacement of PBSS4360PAS-QX?

All PBSS4360PAS-QX units undergo pre-shipment inspection (PSI). If there is an issue with PBSS4360PAS-QX, 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 PBSS4360PAS-QX part is unused and in its original packaging.

Return procedure for PBSS4360PAS-QX:

1.Submit a request within 90 days.

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

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