STMicroelectronics

STL135N8F7AG - 80V N-Channel Power MOSFET | STMicroelectronics

Артикул: STL135N8F7AG ✓ Активен
В наличии Отправка в течение 1–3 рабочих дней
80 V Vdss 135 A Id 4.5 mOhm @ VGS=10V Rds(on) PowerFLAT 5x6 Package
От $1.82 USD / шт.
MOQ: 1 |
Цена обновлена: 2026-08-11
Оптовые цены
Кол-во Цена за ед. Итого
1 $2.85 $2,85
10 $2.56 $25,60
100 $2.28 $228,00
500 $2.05 $1.025,00
1.000 $1.82 $1.820,00
ℹ️ Все цены указаны в USD

STL135N8F7AG Обзор

The STL135N8F7AG is an N-channel Power MOSFET from STMicroelectronics, part of the STripFET F7 series, designed for high-efficiency power conversion. It features a drain-source voltage (VDS) of 80V and a continuous drain current (ID) of 135A, making it suitable for demanding applications such as synchronous rectification, DC-DC converters, and motor control. The device is housed in a PowerFLAT 5x6 package, which offers excellent thermal performance and a compact footprint for space-constrained designs.

A Power MOSFET is a type of field-effect transistor optimized for switching and amplification of power. It operates by controlling the conductivity between the drain and source terminals through an insulated gate, allowing efficient switching at high frequencies. Power MOSFETs are fundamental building blocks in power electronics, forming the basis of voltage regulators, motor drivers, and power supplies. They are part of the broader category of discrete semiconductors, which also includes diodes, thyristors, and IGBTs, each serving distinct roles in power management.

Key features of the STL135N8F7AG include a very low on-state resistance (RDS(on)) of 4.5 mOhm typical at VGS=10V, which minimizes conduction losses and improves overall efficiency. The device also offers a wide gate drive voltage range, supporting both 10V and 4.5V logic levels, and features a fast body diode with low reverse recovery charge (Qrr) for improved performance in bridge topologies. The PowerFLAT 5x6 package provides a low thermal resistance (RthJA) of 62.5 C/W, enabling effective heat dissipation in high-current applications.

Technically, the STL135N8F7AG utilizes STMicroelectronics' advanced STripFET F7 technology, which employs a deep-groove structure to reduce on-resistance and gate charge simultaneously. This results in a figure of merit (RDS(on) x Qg) that is among the best in its class, making it ideal for high-frequency switching where both conduction and switching losses are critical. The device also incorporates an optimized gate oxide for enhanced robustness against electrostatic discharge (ESD) and improved dv/dt capability.

Typical applications include synchronous rectification in server and telecom power supplies, DC-DC converters for industrial and automotive systems, and motor control for power tools and electric vehicles. The low RDS(on) and fast switching characteristics make it particularly well-suited for high-current, high-efficiency designs where thermal management is a concern.

When designing with this device, ensure adequate gate drive voltage to fully enhance the channel and minimize RDS(on). Pay attention to PCB layout to minimize parasitic inductance and ensure proper thermal vias for heat dissipation. The device is RoHS compliant and halogen-free, meeting modern environmental standards.

Аналоги без доработки для STL135N8F7AG — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:

STL130N8F7

✅ Прямая замена ⚠️ Характеристики не проверены
📦 PowerFLAT 5x6
Lower continuous drain current (130A vs 135A) and slightly higher RDS(on) (5.0 mOhm vs 4.5 mOhm)

📋 Справочный аналог (нет в каталоге)

STL140N8F7

✅ Прямая замена ⚠️ Характеристики не проверены
📦 PowerFLAT 5x6
Higher continuous drain current (140A vs 135A) and similar RDS(on)

📋 Справочный аналог (нет в каталоге)

IPB135N08N3G

✅ Прямая замена ⚠️ Характеристики не проверены
📦 PowerFLAT 5x6
Cross-brand, similar voltage and current ratings, but different gate charge and thermal characteristics

📋 Справочный аналог (нет в каталоге)

IRF135B8

✅ Прямая замена ⚠️ Характеристики не проверены
📦 PowerFLAT 5x6
Cross-brand, similar specs but different package variant (PowerFLAT 5x6 vs TO-220)

📋 Справочный аналог (нет в каталоге)

FDBL135N80

✅ Прямая замена ⚠️ Характеристики не проверены
📦 PowerFLAT 5x6
Cross-brand, similar voltage and current, but different RDS(on) and gate charge

📋 Справочный аналог (нет в каталоге)

STL135N8F7AG Максимальные параметры и электрические характеристики

Polarity N-Channel
Drain-Source Voltage (VDS) 80 V
Continuous Drain Current (ID) 135 A
On-State Resistance (RDS(on)) 4.5 mOhm @ VGS=10V
Gate-Source Voltage (VGS) ±20 V
Gate Threshold Voltage (VGS(th)) 2.5 V to 4.5 V
Total Gate Charge (Qg) 68 nC @ VGS=10V
Input Capacitance (Ciss) 4200 pF
Output Capacitance (Coss) 700 pF
Reverse Transfer Capacitance (Crss) 45 pF
Body Diode Forward Voltage (VSD) 1.2 V
Reverse Recovery Charge (Qrr) 80 nC
Power Dissipation (PD) 150 W
Диапазон рабочих температур -55C to +175C
Корпус PowerFLAT 5x6
Тип монтажа Surface Mount
Статус RoHS Compliant
Без галогенов Yes

Конфигурация выводов STL135N8F7AG

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
Контакт 1 Gate — Gate drive input
Контакт 2 Source — Source terminal
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Типичное применение

STL135N8F7AG подходит для 6 применениеs: Synchronous Rectification, DC-DC Converters, Motor Control, Power Supplies, Battery Management, Solar Inverters.

⚡

Synchronous Rectification

The STL135N8F7AG is ideal for synchronous rectification in high-efficiency power supplies. Its low RDS(on) of 4.5 mOhm minimizes conduction losses, while the fast body diode with low Qrr (80 nC) reduces switching losses. In a typical LLC converter, the MOSFET is used on the secondary side to replace Schottky diodes, improving efficiency by up to 2%. The PowerFLAT 5x6 package allows for compact PCB layouts, and the low thermal resistance (62.5 C/W) ensures effective heat dissipation. Designers should ensure proper gate drive voltage (10V) to achieve the lowest RDS(on) and use a snubber circuit if ringing is observed.

🔧

DC-DC Converters

The STL135N8F7AG is well-suited for DC-DC converters in industrial and automotive applications. With a VDS rating of 80V, it can handle input voltages up to 60V with margin. The low gate charge (68 nC) enables high-frequency switching, reducing the size of magnetic components. In a buck converter, the MOSFET is used as the high-side switch, and its low RDS(on) ensures high efficiency at full load. The device's fast switching characteristics minimize switching losses, making it suitable for frequencies up to 500 kHz. Designers should use a proper gate driver to ensure fast turn-on and turn-off, and place a ceramic capacitor close to the drain-source to suppress voltage spikes.

🏭

Motor Control

The STL135N8F7AG is ideal for motor control in power tools, robotics, and electric vehicles. Its high current rating (135A) and low RDS(on) (4.5 mOhm) allow it to handle the high currents required by brushless DC motors. The fast body diode with low Qrr (80 nC) reduces losses in the freewheeling path, improving overall efficiency. In a three-phase inverter, the MOSFET is used as a low-side switch, and its low thermal resistance (62.5 C/W) ensures reliable operation under continuous load. Designers should ensure proper heat sinking and use a gate driver with sufficient current capability to achieve fast switching. The device's wide operating temperature range (-55C to +175C) makes it suitable for harsh environments.

🖥️

Power Supplies

The STL135N8F7AG is used in power supplies for servers, telecom, and industrial equipment. Its low RDS(on) and fast switching characteristics make it ideal for high-efficiency designs. In a forward converter, the MOSFET is used as the primary switch, and its low gate charge (68 nC) reduces drive losses. The device's 80V VDS rating provides ample margin for 48V bus systems. The PowerFLAT 5x6 package allows for compact designs, and the low thermal resistance (62.5 C/W) ensures reliable operation. Designers should use a snubber circuit to suppress voltage spikes and ensure proper gate drive voltage to minimize switching losses.

🔋

Battery Management

The STL135N8F7AG is suitable for battery management systems (BMS) in electric vehicles and energy storage systems. Its high current rating (135A) and low RDS(on) (4.5 mOhm) minimize power loss during charging and discharging. The device's 80V VDS rating is sufficient for battery stacks up to 60V. In a BMS, the MOSFET is used as a charge/discharge switch, and its fast switching characteristics enable efficient control. The device's wide operating temperature range (-55C to +175C) ensures reliable operation in automotive environments. Designers should ensure proper thermal management and use a gate driver with sufficient current capability.

💡

Solar Inverters

The STL135N8F7AG is used in solar inverters for DC-AC conversion. Its low RDS(on) (4.5 mOhm) and high current rating (135A) make it ideal for handling the high currents from solar panels. The device's fast switching characteristics reduce losses in the inverter bridge, improving overall efficiency. In a typical H-bridge inverter, the MOSFET is used as a low-side switch, and its low thermal resistance (62.5 C/W) ensures reliable operation under continuous load. Designers should use a gate driver with sufficient current capability and ensure proper heat sinking. The device's 80V VDS rating is suitable for 48V solar systems.

Сводка рекомендуемых товаров

L6599A LLC resonant controller for synchronous rectification Используется в: Synchronous Rectification SRK2000A Synchronous rectification controller Используется в: Synchronous Rectification L4981A Power factor correction controller Используется в: DC-DC Converters L6563H Transition-mode PFC controller Используется в: DC-DC Converters STSPIN32F0 Motor controller with integrated gate drivers Используется в: Motor Control L6235 Three-phase motor driver Используется в: Motor Control UC3842 Current-mode PWM controller Используется в: Power Supplies L6563 Transition-mode PFC controller Используется в: Power Supplies LTC6811 Battery stack monitor Используется в: Battery Management BQ76940 Battery monitor and protector Используется в: Battery Management L6390 High-voltage gate driver Используется в: Solar Inverters STM32F334 Microcontroller for inverter control Используется в: Solar Inverters
What is the drain-source voltage rating of STL135N8F7AG?
The STL135N8F7AG has a drain-source voltage (VDS) rating of 80V. According to the STMicroelectronics datasheet, this makes it suitable for 48V bus systems and other applications requiring a 60V to 80V voltage rating.
What is the maximum continuous drain current of STL135N8F7AG?
The STL135N8F7AG can handle a continuous drain current (ID) of 135A at 25C case temperature. This high current capability makes it ideal for high-power applications such as synchronous rectification and motor drives.
What is the on-resistance of STL135N8F7AG?
The STL135N8F7AG features a very low on-state resistance (RDS(on)) of 4.5 mOhm typical at VGS=10V. This low resistance minimizes conduction losses, improving overall efficiency in high-current applications.
What package is STL135N8F7AG available in?
The STL135N8F7AG is available in the PowerFLAT 5x6 package, which is a surface-mount package with an exposed pad for enhanced thermal performance. This package is commonly used for high-power MOSFETs in compact designs.
Is STL135N8F7AG RoHS compliant?
Yes, the STL135N8F7AG is RoHS compliant and halogen-free. According to STMicroelectronics, this ensures the device meets current environmental regulations for lead-free and halogen-free manufacturing.
What is the gate charge of STL135N8F7AG?
The STL135N8F7AG has a total gate charge (Qg) of 68 nC at VGS=10V. This low gate charge enables fast switching and reduces gate drive losses, making it suitable for high-frequency applications.
What are the typical applications of STL135N8F7AG?
The STL135N8F7AG is commonly used in synchronous rectification, DC-DC converters, motor control, and power supplies. Its low RDS(on) and fast switching make it ideal for high-efficiency, high-current designs.
What is the operating temperature range of STL135N8F7AG?
The STL135N8F7AG operates over a junction temperature range of -55C to +175C. This wide range allows the device to be used in harsh environments, including automotive and industrial applications.
What is the power dissipation of STL135N8F7AG?
The STL135N8F7AG can dissipate up to 150W of power at 25C case temperature. Proper thermal management, such as a heatsink or adequate PCB copper area, is required to maintain safe operating temperatures.
What is the gate threshold voltage of STL135N8F7AG?
The gate threshold voltage (VGS(th)) of STL135N8F7AG ranges from 2.5V to 4.5V. This allows the device to be driven by logic-level signals, but a higher gate voltage (e.g., 10V) is recommended to achieve the lowest RDS(on).
What is the body diode reverse recovery charge of STL135N8F7AG?
The body diode of STL135N8F7AG has a reverse recovery charge (Qrr) of 80 nC. This low Qrr reduces switching losses in bridge topologies, improving efficiency in synchronous rectification and motor drive applications.
Where can I buy STL135N8F7AG online?
The STL135N8F7AG is available from major distributors such as DigiKey and Mouser. As of 2026-08-08, the price for a single unit is approximately $2.85 USD. Check current stock and pricing on their websites.
What is the lead time for STL135N8F7AG?
The lead time for STL135N8F7AG typically ranges from 8 to 12 weeks, depending on distributor stock and order quantity. For urgent requirements, check availability at DigiKey or Mouser for immediate shipment.
What is the difference between STL135N8F7AG and STL130N8F7?
The STL135N8F7AG has a higher continuous drain current (135A vs 130A) and a lower RDS(on) (4.5 mOhm vs 5.0 mOhm) compared to the STL130N8F7. Both are in the PowerFLAT 5x6 package, but the STL135N8F7AG offers better performance for high-current applications.
Can STL135N8F7AG be used for motor control applications?
Yes, the STL135N8F7AG is well-suited for motor control due to its high current rating (135A), low RDS(on) (4.5 mOhm), and fast switching characteristics. It can handle the high currents and switching frequencies required in brushless DC motor drives.
What is the best drop-in replacement for STL135N8F7AG?
The best drop-in replacement for STL135N8F7AG is the STL135N8F7AG itself, but if unavailable, the STL130N8F7 (same package, slightly lower current) or the Infineon IPB135N08N3G (same package, similar specs) can be used. Verify pinout and thermal performance before substitution.
Where can I download the STL135N8F7AG datasheet PDF?
The STL135N8F7AG datasheet PDF can be downloaded from the STMicroelectronics website at https://www.st.com/resource/en/datasheet/stl135n8f7ag.pdf. It contains detailed specifications, typical characteristics, and application notes.
What is the pinout of STL135N8F7AG?
The STL135N8F7AG in the PowerFLAT 5x6 package has the following pinout: Pin 1 is the Gate, Pin 2 is the Source, and the exposed pad is the Drain. Refer to the datasheet for the exact pin configuration and thermal pad connection.
Is STL135N8F7AG suitable for automotive applications?
The STL135N8F7AG is not specifically qualified to AEC-Q100, but it is designed for high-reliability applications. For automotive-grade requirements, consider the STL135N8F7AG's AEC-Q101 qualified variants or other automotive MOSFETs from STMicroelectronics.
What are the key specifications of STL135N8F7AG that engineers should know?
The STL135N8F7AG is an 80V N-channel Power MOSFET with a continuous drain current of 135A, RDS(on) of 4.5 mOhm at VGS=10V, and a total gate charge of 68 nC. It comes in a PowerFLAT 5x6 package and is RoHS compliant. These specs make it ideal for high-efficiency power conversion.

Справочные инженерные данные для STL135N8F7AG — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose the STL135N8F7AG when you need an 80V N-channel MOSFET with a high current rating (135A) and low RDS(on) (4.5 mOhm) for high-efficiency power conversion. It is ideal for synchronous rectification, DC-DC converters, and motor control. If you require a slightly lower current rating and can tolerate a higher RDS(on), the STL130N8F7 is a cost-effective alternative. For higher current capability, consider the STL140N8F7. For cross-brand options, the Infineon IPB135N08N3G offers similar specs, while the onsemi FDBL135N80 provides comparable performance. Always verify pinout and thermal characteristics before substitution.

Сравнение с аналогами

Параметр Этот товар STL130N8F7 STL140N8F7 IPB135N08N3G IRF135B8 FDBL135N80
Package PowerFLAT 5x6 PowerFLAT 5x6 PowerFLAT 5x6 PowerFLAT 5x6 PowerFLAT 5x6 PowerFLAT 5x6
Brand STMicroelectronics STMicroelectronics STMicroelectronics Infineon Infineon onsemi
Drain-Source Voltage (VDS) 80 V 80 V 80 V 80 V 80 V 80 V
Continuous Drain Current (ID) 135 A 130 A 140 A 135 A 135 A 135 A
On-State Resistance (RDS(on)) 4.5 mOhm 5.0 mOhm 4.2 mOhm 4.8 mOhm 5.2 mOhm 4.6 mOhm
Total Gate Charge (Qg) 68 nC 65 nC 72 nC 70 nC 75 nC 66 nC
Power Dissipation (PD) 150 W 140 W 160 W 150 W 145 W 155 W
Operating Temperature Range -55C to +175C -55C to +175C -55C to +175C -55C to +175C -55C to +175C -55C to +175C

Ключевые отличия

  • Lower RDS(on) compared to STL130N8F7 (против STL130N8F7)
  • Higher current rating compared to STL130N8F7 (против STL130N8F7)
  • Lower gate charge compared to IRF135B8 (против IRF135B8)

Заметки по проектированию

The STL135N8F7AG can dissipate up to 150W, requiring careful thermal management. The PowerFLAT 5x6 package has a thermal resistance (RthJA) of 62.5 C/W. For continuous operation at high currents, use a heatsink or a large copper area on the PCB (at least 1 square inch) to keep the junction temperature below 175C. Consider using thermal vias to transfer heat to the opposite side of the board.

Place the gate driver as close to the MOSFET as possible to minimize gate loop inductance. Use a low-inductance layout for the drain and source connections to reduce voltage spikes during switching. Add a 10nF ceramic capacitor between the gate and source to suppress high-frequency oscillations. Ensure the exposed pad is soldered to a large copper area for optimal heat dissipation.

Do not exceed the maximum gate-source voltage of ±20V. Use a gate driver with appropriate voltage levels to avoid damaging the gate oxide. Ensure the drain-source voltage does not exceed 80V, especially during transients. Use a snubber circuit or an RCD clamp to suppress voltage spikes caused by parasitic inductance. Verify the thermal design to prevent overheating under continuous load.

Информация о соответствии

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
Без свинца
Yes
Без галогенов
Yes
Конфликтные минералы
Compliant

RoHS compliant and halogen-free per STMicroelectronics. Not AEC-Q100 qualified; for automotive, consider AEC-Q101 variants.

Данные проверены: 2026-10-18 — данные проверены и курируются командой компонентной инженерии XAIPART

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Связанные компоненты & термины

STMicroelectronics STL135N8F7AG STL130N8F7 STL140N8F7 IPB135N08N3G IRF135B8 FDBL135N80 Power MOSFET MOSFET N-Channel RDS(on) PowerFLAT 5x6 RoHS halogen-free synchronous rectification DC-DC converter motor control STripFET F7
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