Send an Inquiry

To receive a quote for your project, please fill in the following information, and we’ll get back to you promptly.

Submit Inventory List

Please fill in the following information, and we’ll get back to you promptly.

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

onsemi NJVMJD41CT4G

Name: NJVMJD41CT4G
Brand: onsemi
SKU: NJVMJD41CT4G
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Compare

Part No.:: NJVMJD41CT4G

Manufacturer:: onsemi

Category:: Single Bipolar Transistors

Package:: TO-252-3, DPAK (2 Leads + Tab), SC-63

Datasheet:: NJVMJD41CT4G.pdf

Description:: TRANS NPN 100V 6A DPAK

Quantity:: RFQ Add To RFQ list

Payment:

Shipping:

Inventory:7,398

Please send an inquiry. Send us your inquiry, and we will respond immediately.

Product details

Overview

NJVMJD41CT4G from onsemi is an automotive-grade NPN silicon power transistor in DPAK (Case 369C) package, rated for 100 V_CEO, 6 A continuous collector current, and 20 W power dissipation at T_C = 25°C. It delivers h_FE ≥ 30 at I_C = 0.3 A and V_CE = 4 V, with V_CE(sat) ≤ 1.5 V at I_C = 6 A / I_B = 600 mA, suited for low-speed switching and linear amplifier stages in motor drivers and power supplies.

For engineers reviewing the NJVMJD41CT4G datasheet, pinout, applications, or equivalent options, key selection factors include its AEC-Q101 qualification, thermal resistance R_JC = 6.25°C/W, complementary PNP pairing with NJVMJD42CT4G, and compatibility with legacy TIP41 footprint layouts under surface-mount conditions.

Technical Context

This device operates as a medium-power bipolar junction transistor optimized for robustness in automotive and industrial environments. Its design supports DC amplification and switching up to f_T = 3 MHz, with guaranteed minimum h_FE across I_C = 0.3–3 A and V_CE = 4 V, and stable V_BE(on) ≤ 2 V at I_C = 6 A.

The NJVMJD41CT4G features dual-collector terminals (pins 2 and 4) for enhanced current handling and thermal spreading, and meets UL 94 V-0 flammability rating at 0.125 in thickness. Its safe operating area (SOA) is defined up to 100 V and 6 A under single-pulse conditions at T_J = 150°C, with second-breakdown-limited pulse boundaries validated per Figure 12.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	100 V - Maximum collector-emitter voltage before breakdown under open-base condition; defines maximum supply rail compatibility.
I_C (continuous)	6 A - Continuous DC collector current capability at T_C = 25°C; requires heatsinking above ambient derating threshold.
P_D @ T_C = 25°C	20 W - Total power dissipation limit when case temperature is maintained at 25°C; critical for thermal design margining.
h_FE min	30 - Minimum DC current gain at I_C = 0.3 A, V_CE = 4 V; ensures predictable base drive sizing for saturation switching.
V_CE(sat) max	1.5 V - Maximum collector-emitter saturation voltage at I_C = 6 A / I_B = 600 mA; directly impacts conduction loss in switching applications.
R_JC	6.25 °C/W - Junction-to-case thermal resistance; enables calculation of junction temperature rise from measured case temperature.
AEC-Q101	Qualified - Validated for automotive use per stress test requirements including HTOL, TC, HTRB, and ESD (HBM Class 3B).

Pinout & Package

DPAK-3 package (Case 369C), 6.10 × 6.54 × 2.28 mm, surface-mount with exposed drain pad (collector-connected) for thermal enhancement.

Pin/Terminal	Circuit Role	Design Meaning
1	Base	Control terminal; accepts forward-biased current to enable conduction between collector and emitter.
2	Collector	Main high-current output terminal; electrically tied to pin 4 and thermally connected to exposed pad.
3	Emitter	Current return path; referenced to ground or negative rail in common-emitter configurations.
4	Collector	Second collector connection; provides parallel current path and improved thermal distribution across PCB copper.

Key Features

Feature	Design Value
AEC-Q101 qualified	Validated for automotive underhood applications including engine control modules and body electronics.
Dual-collector configuration	Reduces effective current density and improves thermal coupling to PCB copper, lowering R_θJA in standard layout.
UL 94 V-0 epoxy	Meets flammability safety requirement for enclosed industrial and automotive enclosures without additional potting.
Pb-free and RoHS compliant	Enables compliance with global environmental regulations and lead-free reflow soldering processes (JEDEC J-STD-020).
Electrically similar to TIP41	Supports drop-in replacement in legacy designs using TIP41C, reducing redesign effort while upgrading to automotive reliability.

Applications

Automotive HVAC Blower Control	Industrial DC Motor Driver Stage
Use Scenario: Driving brushed DC fan motors in vehicle climate control systems under 12 V/24 V battery rails with PWM duty cycling. IC Role / Device Role / Timing Role: NPN power switch in common-emitter configuration, controlled by microcontroller GPIO via base resistor network. Use Value: AEC-Q101 qualification ensures operation across −40°C to +150°C junction range; V_CEO = 100 V accommodates load dump transients up to 87 V.	Use Scenario: High-side or low-side switching in 24–48 V industrial conveyor motor controllers requiring >3 A continuous current. IC Role / Device Role / Timing Role: Linear or saturated-mode power transistor delivering regulated current to motor windings during start-up and stall conditions. Use Value: Dual-collector pins (2 & 4) reduce localized heating; R_JC = 6.25°C/W enables direct thermal transfer to 2 oz copper heatsink pads.
Linear Power Supply Pass Element	Audio Amplifier Output Stage
Use Scenario: Series pass transistor in adjustable 3–30 V, 5 A bench power supplies with analog feedback loop compensation. IC Role / Device Role / Timing Role: Voltage-controlled current source operating in active region, dissipating up to 15 W continuously with forced-air cooling. Use Value: Guaranteed h_FE ≥ 30 at I_C = 3 A ensures stable loop gain; SOA curve (Fig. 12) validates safe operation at V_CE = 25 V / I_C = 5 A.	Use Scenario: Complementary Class AB output stage in 20–50 W audio amplifiers, paired with NJVMJD42CT4G for push-pull symmetry. IC Role / Device Role / Timing Role: Current amplification element delivering speaker current with minimal crossover distortion and thermal drift. Use Value: Matched h_FE spread and V_BE(on) ≤ 2 V support bias stability; f_T = 3 MHz exceeds audio bandwidth requirements up to 20 kHz.

Automotive HVAC Blower Control

Industrial DC Motor Driver Stage

Use Scenario: Driving brushed DC fan motors in vehicle climate control systems under 12 V/24 V battery rails with PWM duty cycling.

IC Role / Device Role / Timing Role: NPN power switch in common-emitter configuration, controlled by microcontroller GPIO via base resistor network.

Use Value: AEC-Q101 qualification ensures operation across −40°C to +150°C junction range; V_CEO = 100 V accommodates load dump transients up to 87 V.

Use Scenario: High-side or low-side switching in 24–48 V industrial conveyor motor controllers requiring >3 A continuous current.

IC Role / Device Role / Timing Role: Linear or saturated-mode power transistor delivering regulated current to motor windings during start-up and stall conditions.

Use Value: Dual-collector pins (2 & 4) reduce localized heating; R_JC = 6.25°C/W enables direct thermal transfer to 2 oz copper heatsink pads.

Linear Power Supply Pass Element

Audio Amplifier Output Stage

Use Scenario: Series pass transistor in adjustable 3–30 V, 5 A bench power supplies with analog feedback loop compensation.

IC Role / Device Role / Timing Role: Voltage-controlled current source operating in active region, dissipating up to 15 W continuously with forced-air cooling.

Use Value: Guaranteed h_FE ≥ 30 at I_C = 3 A ensures stable loop gain; SOA curve (Fig. 12) validates safe operation at V_CE = 25 V / I_C = 5 A.

Use Scenario: Complementary Class AB output stage in 20–50 W audio amplifiers, paired with NJVMJD42CT4G for push-pull symmetry.

IC Role / Device Role / Timing Role: Current amplification element delivering speaker current with minimal crossover distortion and thermal drift.

Use Value: Matched h_FE spread and V_BE(on) ≤ 2 V support bias stability; f_T = 3 MHz exceeds audio bandwidth requirements up to 20 kHz.

Equivalent & Alternatives

The following parts are listed as comparable options for similar NPN power transistor applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
MJD41CT4G	No NJV prefix; not AEC-Q101 qualified; same electrical specs and DPAK package.	Suitable for commercial/industrial use only; lacks automotive change control and PPAP documentation.	Select when automotive qualification is unnecessary and cost sensitivity outweighs long-term supply assurance.
STN9360	Higher V_CEO = 120 V, lower I_C = 4 A, TO-220FP package; no dual-collector terminals.	Requires PCB layout change; better for higher-voltage but lower-current applications like solenoid drivers.	Choose when system overvoltage margin exceeds 100 V and thermal interface favors through-hole mounting.

Compared with MJD41CT4G, NJVMJD41CT4G adds automotive traceability and qualification without sacrificing performance; versus STN9360, it trades off voltage headroom for higher current capacity and surface-mount thermal efficiency in DPAK.

Availability

NJVMJD41CT4G is available at Aetrix Electronics and suitable for automotive HVAC control, industrial motor drives, linear power supplies, and audio amplifier output stages requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for NJVMJD41CT4G 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

onsemi (formerly ON Semiconductor) is a global semiconductor supplier specializing in energy-efficient power, analog, sensor, and connectivity solutions for automotive, industrial, cloud, and IoT markets.

The MJD41C/MJD42C family was designed as automotive-qualified, surface-mount replacements for legacy TIP41/TIP42 through-hole power transistors, targeting high-reliability linear and switching applications in constrained spaces.

FAQ

What is the maximum junction temperature rating for NJVMJD41CT4G?

The NJVMJD41CT4G has an operating junction temperature range of −65°C to +150°C, as specified in the Absolute Maximum Ratings table. This wide range supports deployment in under-hood automotive environments and industrial enclosures with elevated ambient temperatures. Thermal design must ensure T_J does not exceed 150°C under worst-case power dissipation and ambient conditions, using R_JC = 6.25°C/W and R_JA = 71.4°C/W as key parameters for calculation. The NJVMJD41CT4G's SOA curve further constrains safe operation at elevated V_CE and I_C combinations.

Is NJVMJD41CT4G pin-compatible with the standard MJD41CT4G?

Yes, NJVMJD41CT4G is mechanically and electrically pin-compatible with MJD41CT4G - both use identical DPAK-3 (Case 369C) packaging with pin 1 = Base, pins 2 & 4 = Collector, and pin 3 = Emitter. The NJV prefix denotes automotive-specific manufacturing controls, AEC-Q101 qualification, and PPAP capability, but introduces no changes to pinout, footprint, or solder reflow profile. Engineers may substitute NJVMJD41CT4G into existing MJD41CT4G layouts without modification, provided automotive compliance is required.

What is the typical DC current gain (h_FE) of NJVMJD41CT4G at 3 A collector current?

The NJVMJD41CT4G specifies a minimum h_FE of 15 at I_C = 3 A, V_CE = 4 V, and T_C = 25°C. Typical values observed in characterization data reach 40–55 under these conditions, as shown in Figure 3 of the datasheet. This gain level ensures reliable saturation with modest base drive - for example, ~200 mA base current suffices to fully saturate the NJVMJD41CT4G at 6 A collector current, given h_FE ≥ 30 at lower I_C. Designers should verify actual h_FE across temperature and current in final circuit validation.

Does NJVMJD41CT4G support surface-mount assembly with standard reflow profiles?

Yes, NJVMJD41CT4G is qualified for Pb-free reflow soldering per JEDEC J-STD-020, supporting peak temperatures up to 260°C. Its DPAK-3 package (Case 369C) is designed for standard SMT placement and reflow, with thermal pad (collector-connected) enhancing heat transfer to PCB copper. The device's UL 94 V-0 epoxy housing withstands repeated thermal cycling, and its marking (J41CG) remains legible post-reflow. Aetrix Electronics confirms full compatibility with Type 3 and Type 4 solder pastes and standard stencil apertures for DPAK footprints.

How does the dual-collector configuration (pins 2 and 4) improve thermal performance in NJVMJD41CT4G?

The dual-collector configuration in NJVMJD41CT4G electrically connects both pins 2 and 4 to the internal collector and the exposed thermal pad, effectively doubling the copper interface area for heat conduction from die to PCB. This reduces effective thermal resistance from junction to board, improving power handling in compact layouts. In practice, this allows higher continuous current (e.g., 6 A) at lower temperature rise compared to single-collector equivalents - especially when both pins are soldered to large copper pours. The NJVMJD41CT4G's R_JC = 6.25°C/W reflects this optimized thermal path, verified under standardized test conditions.

NJVMJD41CT4G Specifications

Product attributes: Attribute value

Manufacturer:: onsemi

Series:: -

Package/Case:: TO-252-3, DPAK (2 Leads + Tab), SC-63

Packaging:: Tape & Reel (TR)

Product Status:: Active

Transistor Type:: NPN

Current - Collector (Ic) (Max):: 6 A

Voltage - Collector Emitter Breakdown (Max):: 100 V

Vce Saturation (Max) @ Ib, Ic:: 1.5V @ 600mA, 6A

Current - Collector Cutoff (Max):: 50µA

DC Current Gain (hFE) (Min) @ Ic, Vce:: 30 @ 300mA, 4V

Power - Max:: 1.75 W

Frequency - Transition:: 3MHz

Operating Temperature:: 150°C (TJ)

Grade:: Automotive

Qualification:: AEC-Q101

Mounting Type:: Surface Mount

Supplier Device Package:: DPAK

NJVMJD41CT4G FAQ

1.How can I place an order for NJVMJD41CT4G through Aetrix?

Please submit a Request for Quotation (RFQ) for NJVMJD41CT4G 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 NJVMJD41CT4G reliable?

The price and inventory of NJVMJD41CT4G are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for NJVMJD41CT4G is usually 5 days.

3.What payment methods are accepted for NJVMJD41CT4G?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for NJVMJD41CT4G transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for NJVMJD41CT4G?

NJVMJD41CT4G orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your NJVMJD41CT4G 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 NJVMJD41CT4G?

For technical support, including NJVMJD41CT4G datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your NJVMJD41CT4G requirements.

6.How does Aetrix verify that NJVMJD41CT4G is sourced from the original manufacturer or authorized distributors?

All NJVMJD41CT4G 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 NJVMJD41CT4G meets industry standards.

7.What is the process for return or replacement of NJVMJD41CT4G?

All NJVMJD41CT4G units undergo pre-shipment inspection (PSI). If there is an issue with NJVMJD41CT4G, 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 NJVMJD41CT4G part is unused and in its original packaging.

Return procedure for NJVMJD41CT4G:

1.Submit a request within 90 days.

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

Tech Hub

2026-09-09 Counterfeit Electronic Components: How to Detect, Authenticate, and Test Suspect Parts

Counterfeit components can hide behind convincing markings and passing basic function tests. This engineering reference covers source traceability, external inspection, X-ray, XRF, electrical testing, …

2026-09-08 Obsolete Electronic Components: How to Source and Evaluate Replacements

A practical engineering and sourcing framework covering lifecycle verification, lifetime-buy calculations, replacement qualification, supplier checks and counterfeit-risk controls.

2026-09-07 TTL vs CMOS Logic Levels: 74HC and 74HCT Compatibility Explained

TTL and CMOS logic families differ in thresholds, loading, output drive, power and timing. This engineering guide compares 74HC and 74HCT, calculates noise margins and checks 3.3 V/5 V compatibility.

2026-09-04 Logic Level Shifter: How to Connect 3.3V and 5V Logic Safely

A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.

2026-09-03 74HC595 vs TPIC6B595: Output Drive, Pinout, Current, and Load Selection

The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…

2026-09-02 74HC595 Pinout, Timing, Output Current, and Applications

The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…

2026-09-01 Latch vs Flip-Flop: Timing, Differences and Design Choices

A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…

2026-08-30 D Latch Circuit: Truth Table, Timing, ICs and Applications

A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …

2026-08-28 SR Latch Explained: NOR and NAND Circuits, Truth Tables, and Applications

An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…

2026-08-27 Latch Circuit: SR and D Latches, Truth Tables, Timing, and Applications

Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…