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

Nexperia USA Inc. PHPT60603NYX

Name: PHPT60603NYX
Brand: Nexperia USA Inc.
SKU: PHPT60603NYX
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: PHPT60603NYX

Manufacturer:: Nexperia USA Inc.

Category:: Single Bipolar Transistors

Package:: SC-100, SOT-669

Datasheet:: PHPT60603NYX.pdf

Description:: TRANS NPN 60V 3A LFPAK56 PWRSO8

Quantity:: RFQ Add To RFQ list

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Inventory:4,732

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Product details

Overview

PHPT60603NYX from Nexperia is a 60 V, 3 A NPN high-power bipolar transistor in LFPAK56 (SOT669) package, designed for high-current switching and linear-mode regulation. It delivers 60 mΩ typical R_CE(sat) at I_C = 3 A / I_B = 300 mA, operates up to 175 °C junction temperature, and is AEC-Q101 qualified for automotive power management systems.

For engineers reviewing the PHPT60603NYX datasheet, PHPT60603NYX pinout, PHPT60603NYX application, or PHPT60603NYX equivalent, this device is selected for high-thermal-efficiency load switching, linear voltage regulation, and backlighting circuits where low saturation resistance and robust thermal performance are critical.

Technical Context

This NPN bipolar transistor uses silicon planar epitaxial technology optimized for high-current conduction and fast switching in power control stages. Its base-emitter turn-on voltage is 0.65–0.85 V at I_C = 0.1 A, and it achieves h_FE of 50–100 at I_C = 3 A with pulsed conditions.

Thermal design is enabled by its low R_th(j-sp) of 6 K/W (junction-to-solder point) and scalable power dissipation: 25 W on ceramic PCB (Al₂O₃) and 3 W on standard FR4 with 6 cm² collector pad - supporting compact, high-reliability board layouts.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	60 V - Maximum safe collector-emitter voltage under open-base condition; defines system rail compatibility up to 48 V DC bus.
I_C	3 A continuous - Sustained current-handling capability for load switch or regulator output stage without derating at T_amb ≤ 25 °C.
R_CE(sat)	60–90 mΩ - Low saturation resistance reduces conduction loss to ≤ 0.81 W at 3 A, enabling high-efficiency thermal design.
h_FE	50–100 - DC current gain range ensures stable base drive sizing for 300 mA base current to fully saturate at 3 A collector load.
T_j(max)	175 °C - Junction temperature limit supports operation in under-hood automotive environments and sealed industrial enclosures.
f_T	140 MHz - Transition frequency enables use in medium-speed switching applications (e.g., PWM dimming up to ~100 kHz).
R_th(j-sp)	6 K/W - Junction-to-solder-point thermal resistance allows direct thermal coupling to copper pour or heatsink via exposed mounting base.

Pinout & Package

LFPAK56 (SOT669) is a 4-lead surface-mount power plastic package with an exposed copper mounting base for enhanced thermal transfer. The package measures 5.8 × 3.8 mm with 1.27 mm lead pitch and integrates three emitter terminals for low-inductance, high-current routing.

Pin/Terminal	Circuit Role	Design Meaning
1, 2, 3	Emitter (E)	Three parallel emitter connections reduce bond wire inductance and improve current sharing; soldered directly to PCB ground plane.
4	Base (B)	Single base terminal for gate drive input; requires ≤ 0.5 A peak base current per datasheet limiting values.
Mounting Base	Collector (C)	Exposed copper pad functions as primary collector terminal; provides mechanical anchoring and dominant thermal path to PCB.

Key Features

Feature	Design Value
AEC-Q101 qualification	Validated for automotive-grade reliability including temperature cycling, HTRB, and ESD testing - suitable for engine control and body electronics.
175 °C maximum junction temperature	Enables operation in high-ambient environments without forced cooling; eliminates need for thermal derating in most industrial designs.
6 K/W junction-to-solder-point thermal resistance	Permits direct thermal coupling to PCB copper; achieves >3× higher power density than DPAK equivalents on same board area.
Low 60 mΩ R_CE(sat)	Reduces conduction losses by ≥40% vs. comparable SOT-223 transistors, improving efficiency in battery-powered and thermally constrained systems.
Reduced PCB footprint vs. DPAK	LFPAK56 occupies 40% less board area than DPAK while delivering superior thermal performance - ideal for space-constrained modules.

Applications

Automotive Power Management

LED Backlight Driver

Use Scenario: High-side load switch for 12 V/24 V vehicle subsystems (e.g., HVAC actuators, seat controls).

IC Role / Device Role / Timing Role: NPN power switch operating in saturation mode to connect/disconnect loads with minimal voltage drop.

Use Value: 60 mΩ R_CE(sat) limits voltage drop to <180 mV at 3 A, preserving system efficiency and reducing heat sink requirements.

Use Scenario: Constant-current LED string driver in automotive instrument clusters and infotainment displays.

IC Role / Device Role / Timing Role: Linear-mode pass transistor regulating current through high-brightness LEDs.

Use Value: 175 °C T_j(max) and 25 W ceramic-PCB power dissipation support stable analog dimming without thermal shutdown.

Industrial Linear Regulator

DC Motor Load Switch

Use Scenario: Adjustable linear voltage regulator for precision analog sensor supplies in factory automation equipment.

IC Role / Device Role / Timing Role: Series pass element controlled by error amplifier feedback loop to maintain regulated output.

Use Value: Tight V_BE(on) tolerance (0.65–0.85 V) enables accurate current setting; h_FE stability across −55 to 100 °C ensures consistent regulation.

Use Scenario: Bidirectional motor enable/disable control in robotic end-effectors and actuator modules.

IC Role / Device Role / Timing Role: High-current single-pole switch interfacing microcontroller GPIO to brushed DC motor windings.

Use Value: 8 A peak collector current rating handles motor inrush; fast 135 ns turn-on time minimizes transition losses during PWM commutation.

Equivalent & Alternatives

The following parts are listed as comparable options for similar NPN high-power switching applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
PHPT60603PY	PNP complement with identical V_CEO, I_C, R_CE(sat), and package; opposite polarity conduction.	Used in complementary push-pull stages or high-side switching where PNP topology is required.	Select when designing symmetric driver pairs or sourcing current from positive rail instead of sinking to ground.
BUK9Y67-60B	60 V, 12 A N-channel logic-level MOSFET in LFPAK56; R_DS(on) = 12 mΩ @ 10 V_GS; no base current required.	Replaces bipolar with MOSFET for lower drive complexity and zero gate current, but lacks linear-mode stability.	Prefer for pure switching applications requiring <100 ns transitions and minimal drive power; avoid for linear regulation due to thermal runaway risk.

Compared with PHPT60603PY, this part offers matched thermal and electrical specs in complementary configuration; versus BUK9Y67-60B, it trades lower conduction loss for superior linearity and inherent current-source behavior in analog control loops.

Availability

PHPT60603NYX is available at Aetrix Electronics and suitable for automotive power management, LED backlighting, industrial linear regulators, and DC motor load switching requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for PHPT60603NYX 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.

PHPT60603NYX belongs to Nexperia's LFPAK power transistor family, engineered specifically for high-current, high-temperature applications in automotive and industrial power systems where thermal efficiency and AEC-Q101 compliance are mandatory.

FAQ

What is the recommended base drive current for full saturation at 3 A collector current?

The datasheet specifies I_B = 300 mA for I_C = 3 A under pulsed conditions (t_p ≤ 300 µs, duty cycle ≤ 0.02). For continuous DC operation, apply ≥300 mA base current with adequate thermal management on the base pad; verify V_BE(sat) remains ≤1.2 V to ensure deep saturation and minimize power loss in the base circuit.

Can PHPT60603NYX be used in linear voltage regulator applications?

Yes - its specified linear-mode parameters (V_BE(on), h_FE, R_CE(sat), and thermal resistance) and 175 °C T_j(max) make it suitable for series-pass regulation. Use with external current-limiting and thermal foldback circuitry; mount on ≥6 cm² copper pour or ceramic PCB to sustain >3 W dissipation without exceeding junction limits.

How does the LFPAK56 package improve thermal performance over DPAK?

LFPAK56 reduces thermal resistance by integrating a large exposed copper mounting base directly connected to the collector, achieving R_th(j-sp) = 6 K/W versus ~20 K/W for standard DPAK. Its 40% smaller footprint also improves board-level thermal spreading efficiency and reduces parasitic inductance in high-di/dt switching paths.

Is PHPT60603NYX pin-compatible with other LFPAK56 transistors?

Yes - all LFPAK56 (SOT669) devices share identical mechanical outline, land pattern, and 4-terminal pin assignment (pins 1–3 = emitter, pin 4 = base, mounting base = collector). This enables direct substitution within the same package family, provided electrical parameters (V_CEO, I_C, h_FE) meet application requirements.

PHPT60603NYX Specifications

Product attributes: Attribute value

Manufacturer:: Nexperia USA Inc.

Series:: -

Package/Case:: SC-100, SOT-669

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:: 270mV @ 300mA, 3A

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

DC Current Gain (hFE) (Min) @ Ic, Vce:: 100 @ 2A, 2V

Power - Max:: 1.25 W

Frequency - Transition:: 140MHz

Operating Temperature:: 175°C (TJ)

Grade:: Automotive

Qualification:: AEC-Q100

Mounting Type:: Surface Mount

Supplier Device Package:: LFPAK56, Power-SO8

PHPT60603NYX FAQ

1.How can I place an order for PHPT60603NYX through Aetrix?

Please submit a Request for Quotation (RFQ) for PHPT60603NYX 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 PHPT60603NYX reliable?

The price and inventory of PHPT60603NYX are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for PHPT60603NYX is usually 5 days.

3.What payment methods are accepted for PHPT60603NYX?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for PHPT60603NYX transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for PHPT60603NYX?

PHPT60603NYX orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your PHPT60603NYX 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 PHPT60603NYX?

For technical support, including PHPT60603NYX datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your PHPT60603NYX requirements.

6.How does Aetrix verify that PHPT60603NYX is sourced from the original manufacturer or authorized distributors?

All PHPT60603NYX 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 PHPT60603NYX meets industry standards.

7.What is the process for return or replacement of PHPT60603NYX?

All PHPT60603NYX units undergo pre-shipment inspection (PSI). If there is an issue with PHPT60603NYX, 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 PHPT60603NYX part is unused and in its original packaging.

Return procedure for PHPT60603NYX:

1.Submit a request within 90 days.

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

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