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Home > Products > Discrete Semiconductor Products > Transistors > FETs, MOSFETs > FETs, MOSFETs

STMicroelectronics STE40NC60

Name: STE40NC60
Brand: STMicroelectronics
SKU: STE40NC60
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: STE40NC60

Manufacturer:: STMicroelectronics

Category:: FETs, MOSFETs

Package:: ISOTOP

Datasheet:: STE40NC60.pdf

Description:: MOSFET N-CH 600V 40A ISOTOP

Quantity:: RFQ Add To RFQ list

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Product details

Overview

STE40NC60 from STMicroelectronics is an N-channel 600V, 40A PowerMESH™II MOSFET in ISOTOP package, featuring R_DS(on) = 0.098 Ω (typ), 100% avalanche tested, and 3 V/ns dv/dt capability - deployed in high-current SMPS and welding inverters where ruggedness and fast switching are critical.

For engineers reviewing the STE40NC60 datasheet, STE40NC60 pinout, STE40NC60 application, or STE40NC60 equivalent, key selection criteria include its 600V V_DSS, 460W P_TOT at T_C = 25°C, 307.5 nC total gate charge, 11.1 nF C_iss, and ISOTOP thermal resistance of 0.272 °C/W.

Technical Context

This MOSFET employs ST's second-generation PowerMESH™II layout, optimizing R_DS(on) × area while maintaining low gate charge (Q_g = 307.5 nC typ) and high dv/dt immunity (3 V/ns). Its unclamped inductive switching performance is validated via 100% avalanche testing at I_AR = 40 A and E_AS = 1150 mJ.

The device integrates a fast-recovery body diode with t_rr = 685 ns (T_j = 150°C), Q_rr = 15 µC, and V_SD = 1.6 V at I_SD = 40 A - enabling efficient hard-switched topologies without external freewheeling diodes in many DC-AC converter designs.

Key Specifications

Parameter	Value and Actual Design Meaning
V_DSS	600 V - supports primary-side switching in 400 V DC bus industrial SMPS and UPS inverters
R_DS(on)	0.098 Ω (typ) - enables <1.6 W conduction loss at 40 A, reducing heatsink requirements
I_D (cont., T_C = 25°C)	40 A - rated for continuous high-current operation with adequate case cooling
Q_g	307.5 nC (typ) - determines gate drive power and switching speed in 20–100 kHz converters
t_r/t_f	42 ns / 26 ns - supports fast turn-on/turn-off with minimal overlap loss in hard-switched bridges
E_AS	1150 mJ - withstands repetitive unclamped inductive energy spikes in motor drive fault conditions
R_thj-case	0.272 °C/W - allows junction temperature rise of ≤123°C at 460 W dissipation, defining thermal design margin

Pinout & Package

STE40NC60 uses the ISOTOP package - a through-hole, isolated-tab power package with 3 terminals (Drain, Source, Gate), designed for direct heatsink mounting and reinforced insulation (V_ISO = 2500 V_AC-RMS).

Pin/Terminal	Circuit Role	Design Meaning
Drain (Tab)	Main current path collector	Electrically connected to metal tab - must be insulated from heatsink unless referenced to system ground
Source	Reference node for gate drive and current sensing	Low-inductance connection point for shunt resistors and gate driver return path
Gate	Control electrode for channel modulation	Requires low-impedance drive (RG = 4.7 Ω typical) due to Q_g = 307.5 nC and Crss = 100 pF

Key Features

Feature	Design Value
PowerMESH™II cell architecture	Reduces R_DS(on) × area by >25% vs first-gen MESH OVERLAY™, improving power density
100% unclamped inductive avalanche test	Guarantees robustness under overvoltage transients without derating in motor drive or welder H-bridges
dv/dt immunity	Rated 3 V/ns - prevents false turn-on in high-noise 600 V bus environments (e.g., arc welding inverters)
Body diode recovery	t_rr = 685 ns with soft recovery (IRR_M = 44 A) - minimizes voltage overshoot and EMI in bridge-leg commutation
Isolated tab construction	V_ISO = 2500 V_AC-RMS - eliminates need for insulating pads in Class I safety-compliant industrial power supplies

Applications

Industrial SMPS

Uninterruptible Power Supplies

Use Scenario: Primary-side switch in 3–5 kW telecom rectifiers and server PSUs operating at 80–100 kHz.

IC Role / Device Role / Timing Role: High-voltage, high-current synchronous switch handling full DC bus voltage and load current.

Use Value: Low R_DS(on) and Q_g reduce conduction and switching losses, enabling >94% efficiency at full load.

Use Scenario: Inverter-stage switch in 10 kVA online UPS systems with battery-backed 400 V DC link.

IC Role / Device Role / Timing Role: Fast-turning, avalanche-rugged switch in full-bridge output stage driving transformer-coupled AC output.

Use Value: 1150 mJ E_AS and 3 V/ns dv/dt rating ensure reliable operation during grid fault transitions and load dumps.

DC-AC Welding Inverters

Motor Drive Half-Bridge Modules

Use Scenario: Output stage switch in IGBT-replacement inverter welders requiring >20 kHz switching and high short-circuit tolerance.

IC Role / Device Role / Timing Role: Main power switch in parallel half-bridge legs delivering pulsed 200–500 A arc current.

Use Value: 160 A pulsed drain current (I_DM) and 40 A avalanche current support high-duty-cycle intermittent loads.

Use Scenario: High-side switch in 7.5 kW HVAC compressor drives using discrete half-bridge topology.

IC Role / Device Role / Timing Role: Voltage-controlled current switch controlling motor phase voltage with precise dead-time management.

Use Value: Fast t_r/t_f (42/26 ns) and low Crss enable clean commutation with minimal shoot-through risk.

Equivalent & Alternatives

The following parts are listed as comparable options for similar high-voltage MOSFET switching applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
STW48N60M2	R_DS(on) = 0.065 Ω (lower), Q_g = 220 nC (lower), but TO-247 package - no isolation	Requires external isolation for safety-critical AC outputs; higher current density demands tighter thermal design	Prefer when maximum efficiency at 40–60 A is prioritized and isolation is handled elsewhere
IXFH40N60P	R_DS(on) = 0.13 Ω (higher), Q_g = 250 nC (lower), TO-247 - no isolation, lower E_AS (720 mJ)	Limited avalanche ruggedness reduces margin in unclamped inductive loads like welding	Acceptable for fixed-frequency SMPS with snubbers, but not recommended for welder or UPS inverter legs

Compared with STW48N60M2 and IXFH40N60P, STE40NC60 trades slightly higher R_DS(on) for integrated 2500 V isolation and superior avalanche energy handling - making it uniquely suited for safety-isolated, high-reliability inverter outputs where board-level creepage/clearance constraints exist.

Availability

STE40NC60 is available at Aetrix Electronics and suitable for industrial SMPS, uninterruptible power supplies, and DC-AC welding inverters requiring stable component supply across multi-year production cycles.

Supply support for STE40NC60 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

STMicroelectronics is a global semiconductor leader headquartered in Geneva, designing and manufacturing analog, power, MCU, and sensor solutions for industrial, automotive, and consumer markets.

The PowerMESH™II MOSFET product line targets high-efficiency, high-reliability power conversion - specifically engineered for ruggedized 400–600 V DC bus applications including UPS, welding, and motor control where avalanche survival and thermal robustness are non-negotiable.

FAQ

What is the maximum continuous drain current at case temperature of 100°C?

The STE40NC60 supports 23 A continuous drain current at T_C = 100°C, as specified in the Absolute Maximum Ratings table. This derating reflects thermal limits imposed by its 0.272 °C/W R_thj-case and 150°C maximum junction temperature - requiring active heatsinking for sustained operation above 25°C ambient.

Does STE40NC60 require a negative gate voltage for reliable turn-off?

No. The device specifies ±30 V gate-source voltage rating, but standard operation uses 0 V (off) and +10 V (on). A negative gate bias is not required; however, applying –5 V to –10 V during turn-off can improve noise immunity in high-dv/dt environments such as welding inverters.

Can STE40NC60 replace an IGBT in a 600 V inverter leg?

Yes - in applications below 20 kHz and where peak currents ≤160 A are acceptable. Its 600 V V_DSS, 160 A pulsed rating, and 1150 mJ avalanche energy support IGBT-like ruggedness, while faster switching (t_r/t_f < 70 ns) enables higher-frequency operation than typical 600 V IGBTs.

What is the gate threshold voltage range, and how does it affect drive design?

V_GS(th) ranges from 2 V to 4 V (min to max) at I_D = 250 µA. This wide spread requires gate drivers capable of delivering ≥10 V to ensure full enhancement across process and temperature variation - underscoring the need for tightly regulated +12 V to +15 V gate supply with low-impedance routing.

STE40NC60 Specifications

Product attributes: Attribute value

Manufacturer:: STMicroelectronics

Series:: PowerMESH™ II

Package/Case:: ISOTOP

Packaging:: Tube

Product Status:: Active

FET Type:: N-Channel

Technology:: MOSFET (Metal Oxide)

Drain to Source Voltage (Vdss):: 600 V

Current - Continuous Drain (Id) @ 25°C:: 40A (Tc)

Drive Voltage (Max Rds On, Min Rds On):: 10V

Rds On (Max) @ Id, Vgs:: 130mOhm @ 20A, 10V

Vgs(th) (Max) @ Id:: 4V @ 250µA

Gate Charge (Qg) (Max) @ Vgs:: 430 nC @ 10 V

Vgs (Max):: ±30V

Input Capacitance (Ciss) (Max) @ Vds:: 11100 pF @ 25 V

FET Feature:: -

Power Dissipation (Max):: 460W (Tc)

Operating Temperature:: 150°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Chassis Mount

Supplier Device Package:: ISOTOP®

STE40NC60 FAQ

1.How can I place an order for STE40NC60 through Aetrix?

Please submit a Request for Quotation (RFQ) for STE40NC60 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 STE40NC60 reliable?

The price and inventory of STE40NC60 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STE40NC60 is usually 5 days.

3.What payment methods are accepted for STE40NC60?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STE40NC60 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for STE40NC60?

STE40NC60 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your STE40NC60 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 STE40NC60?

For technical support, including STE40NC60 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STE40NC60 requirements.

6.How does Aetrix verify that STE40NC60 is sourced from the original manufacturer or authorized distributors?

All STE40NC60 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 STE40NC60 meets industry standards.

7.What is the process for return or replacement of STE40NC60?

All STE40NC60 units undergo pre-shipment inspection (PSI). If there is an issue with STE40NC60, 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 STE40NC60 part is unused and in its original packaging.

Return procedure for STE40NC60:

1.Submit a request within 90 days.

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

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