Microchip Technology TN0104N3-G-P014

Overview

TN0104N3-G-P014 from Microchip Technology is an N-channel enhancement-mode vertical DMOS FET with 40V drain-to-source breakdown voltage, 1.6V maximum gate threshold voltage, and 1.5Ω typical R_DS(ON) at V_GS = 10V in TO-92 package - designed for low-voltage logic-level switching in battery-operated systems and solid-state relays.

For engineers reviewing the TN0104N3-G-P014 datasheet, TN0104N3-G-P014 pinout, TN0104N3-G-P014 application, or TN0104N3-G-P014 equivalent, key selection criteria include verified low-threshold operation (V_GS(th) ≤ 1.6V), thermal stability up to +150°C ambient, TO-92 pin compatibility, and confirmed 1.5Ω on-resistance at 10V drive - critical for TTL/CMOS interface and photovoltaic drive designs.

Technical Context

This device employs a vertical DMOS structure with silicon-gate process, delivering bipolar-like power handling while retaining MOS advantages: high input impedance (>10¹² Ω), low input capacitance (C_ISS = 70 pF max), and immunity to thermal runaway and secondary breakdown.

It operates as a normally-off switch with positive temperature coefficient for R_DS(ON) (0.7–1%/°C), enabling stable parallel operation; gate drive requires only 10V for full enhancement, supporting direct TTL/CMOS logic interfacing without level-shifting circuitry.

Key Specifications

Pinout & Package

Package: 3-lead TO-92 (N3 variant), Pb-free/RoHS-compliant, 2000/AMMO tape packaging.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar N-channel low-threshold switching applications.

Compared with DMN2004LK-7 and SI2302DS-T1-GE3, TN0104N3-G-P014 provides 40V breakdown headroom and guaranteed 1.6V max V_GS(th) across full temperature range - making it uniquely suited for industrial 24V logic interfaces where reliability under thermal stress is non-negotiable.

Availability

TN0104N3-G-P014 is available at Aetrix Electronics and suitable for battery-operated systems, solid-state relays, and photovoltaic drive circuits requiring stable component supply with traceable Pb-free sourcing and AMMO packaging.

Supply support for TN0104N3-G-P014 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

Microchip Technology is a U.S.-based semiconductor manufacturer specializing in microcontrollers, analog devices, and power semiconductors with global design and manufacturing infrastructure.

TN0104N3-G-P014 belongs to Microchip's vertical DMOS FET product line, engineered specifically for low-threshold, high-reliability switching in logic-level interface and battery-constrained applications.

FAQ

What is the maximum gate-to-source voltage rating for TN0104N3-G-P014?

The absolute maximum gate-to-source voltage for TN0104N3-G-P014 is ±20V. This rating ensures robustness against ESD events and transient coupling during PCB layout. Operation beyond this limit risks permanent gate oxide damage. The device is typically driven with 0V (off) and 3–10V (on), well within safe margins. Always reference the "Absolute Maximum Ratings" table on page 2 of DS20005930A for full stress limits applicable to TN0104N3-G-P014.

Does TN0104N3-G-P014 require a gate resistor in standard switching applications?

TN0104N3-G-P014 does not require a gate resistor for basic on/off control, but a 10–100Ω series resistor is recommended to dampen ringing and limit peak gate current during fast transitions. With C_ISS = 70pF and typical gate charge Q_G ≈ 5.5nC (inferred from Figure 2-12), excessive slew rates can cause EMI or shoot-through in half-bridge configurations. The resistor value should be selected based on drive strength and desired switching speed - for example, a 25Ω resistor yields ~3ns turn-on delay as characterized in the datasheet for TN0104N3-G-P014.

Can TN0104N3-G-P014 be used in linear (analog) amplification mode?

TN0104N3-G-P014 is characterized and specified for switching operation, not linear amplification. While its transfer characteristics (Figure 2-8) show monotonic behavior, it lacks guaranteed parameters such as gain flatness, distortion, or thermal stability in the ohmic region. Its R_DS(ON) variation with temperature (+0.7–1%/°C) introduces significant gain drift. For analog switching or multiplexing, TN0104N3-G-P014 is appropriate; for amplifier stages, Microchip's dedicated analog FETs or BJTs with specified h_FE and f_T should be selected instead.

What is the thermal resistance junction-to-ambient (θJA) for TN0104N3-G-P014 in its TO-92 package?

The junction-to-ambient thermal resistance (θ_JA) for TN0104N3-G-P014 in the 3-lead TO-92 package is 132°C/W, as specified in the "PACKAGE THERMAL RESISTANCE" table on page 3 of DS20005930A. This value assumes standard JEDEC test conditions (single-layer 1-in² copper pad). Actual performance improves with added copper area or thermal vias. At 1W dissipation, this yields a 132°C temperature rise above ambient - confirming suitability for sealed enclosures up to +50°C ambient if heatsinking is applied.

Is TN0104N3-G-P014 pin-compatible with other TO-92 N-channel FETs like 2N7000?

TN0104N3-G-P014 uses standard TO-92 pinout (Pin 1 = Source, Pin 2 = Gate, Pin 3 = Drain), matching the industry-standard configuration shared by 2N7000, 2N7002, and similar devices. However, electrical differences - including 40V BVDSS (vs. 60V for 2N7000), lower V_GS(th) (0.6–1.6V vs. 0.8–3.0V), and higher R_DS(ON) - mean it is not a drop-in replacement without circuit review. Verify gate drive compatibility and voltage margin before substitution in existing 2N7000 designs.