Infineon OptiMOS 5 Type N-Channel MOSFET, 40 A, 80 V N, 8-Pin PQFN

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Subtotal (1 reel of 5000 units)*

PHP256,450.00

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PHP287,200.00

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5000 - 5000PHP51.29PHP256,450.00
10000 - 10000PHP49.317PHP246,585.00
15000 +PHP48.693PHP243,465.00

*price indicative

RS Stock No.:
214-4340
Mfr. Part No.:
BSZ070N08LS5ATMA1
Manufacturer:
Infineon
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Brand

Infineon

Product Type

MOSFET

Channel Type

Type N

Maximum Continuous Drain Current Id

40A

Maximum Drain Source Voltage Vds

80V

Series

OptiMOS 5

Package Type

PQFN

Mount Type

Surface

Pin Count

8

Maximum Drain Source Resistance Rds

9.4mΩ

Channel Mode

N

Typical Gate Charge Qg @ Vgs

14.1nC

Minimum Operating Temperature

-55°C

Maximum Power Dissipation Pd

69W

Forward Voltage Vf

1.2V

Maximum Operating Temperature

150°C

Height

1.1mm

Length

3.4mm

Standards/Approvals

No

Automotive Standard

No

Infineon OptiMOS 5 Series MOSFET, 80V Drain Source Voltage, 40A Continuous Drain Current - BSZ070N08LS5ATMA1


This MOSFET is a compact N-channel switching transistor designed for high-current, surface-mount power applications. It operates across a wide temperature span and is engineered for low conduction loss and efficient switching in systems that require robust drain-source performance and moderate gate drive. The device suits PCB-level power stages where a small footprint and PQFN mounting are required.

Features and Benefits:


• Very low on-resistance 9.4mΩ reduces conduction losses
• High continuous current rating 40A supports heavy-load operation
• Drain-source voltage rating 80V enables higher-voltage designs
• Typical gate charge 14.1nC allows faster switching transitions
• Maximum power dissipation 69W helps manage thermal loading

Applications


• Suitable for synchronous buck converters in power supplies
• Ideal for motor-drive half-bridge stages on compact PCBs
• Used with battery-management circuits in higher-voltage systems
• Can be used for telecoms and server power rails requiring high current

What gate-voltage limits must I observe for reliable switching?


The device must not be driven beyond a gate-source potential of 20V to avoid gate-oxide stress.

How does ambient temperature affect continuous operation?


Continuous current capability is specified at standard conditions, but operation across the device’s thermal range requires thermal management as power dissipation approaches 69W.

What package characteristics affect PCB layout and soldering?


It uses an 8-pin PQFN surface-mount package with a compact 3.4x3.4mm footprint that requires an appropriate land pattern and thermal vias for heat spreading.

What temperature extremes can it withstand during deployment?


The component is rated to function from -55°C up to 150°C for use in demanding thermal environments.

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