IRLR7843 (LR7843) TO-252 SMD N-Channel MOSFET 40V 78A Logic-Level
Review: 5 - "A masterpiece of literature" by John Doe, written onMay 4, 20020
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IRLR7843 (LR7843) TO-252 SMD N-Channel MOSFET – 30V 161A Logic-Level Power Transistor-1
IRLR7843 (LR7843) TO-252 SMD N-Channel MOSFET – 30V 161A Logic-Level Power Transistor-2
IRLR7843 (LR7843) TO-252 SMD N-Channel MOSFET – 30V 161A Logic-Level Power Transistor-3
IRLR7843 (LR7843) TO-252 SMD N-Channel MOSFET – 30V 161A Logic-Level Power Transistor-1
IRLR7843 (LR7843) TO-252 SMD N-Channel MOSFET – 30V 161A Logic-Level Power Transistor-2
IRLR7843 (LR7843) TO-252 SMD N-Channel MOSFET – 30V 161A Logic-Level Power Transistor-3

IRLR7843 (LR7843) TO-252 SMD N-Channel MOSFET 40V 78A Logic-Level

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  • Product SKU: INTEG362
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Highlights
  • Original, High Quality
  • KitsGuru Warranty
  • 30V, 161A N-Channel MOSFET
  • Low RDS(on): 3.3mΩ
  • Logic-level gate drive
  • Fast switching, 50nC Qg
  • TO-252 SMD package
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Specification

Description

IIRLR7843 (LR7843) TO-252 SMD N-Channel MOSFET 40V 78A Logic-Level

The LR7843 is fabricated with SDMOSTM trench technology that combines excellent RDS(ON) with a low gate charge. The result is outstanding efficiency with controlled switching behavior. This universal technology is well suited for PWM, load switching, and general-purpose applications.

NOTE: Product Images are shown for illustrative purposes only and may differ from the actual product.

Technical Details

  • Part Number: IRLR7843TRPBF
  • Manufacturer: Infineon Technologies
  • FET Type: N-Channel
  • Drain-Source Voltage (VDS): 30V
  • Continuous Drain Current (ID) @ 25°C: 161A (Tc)
  • Drive Voltage (Min/Max RDS(on)): 4.5V / 10V
  • RDS(on) (Max): 3.3mΩ @ 15A, 10V
  • Gate Threshold Voltage (VGS(th)): 2.3V @ 250µA
  • Gate Charge (Qg): 50nC @ 4.5V
  • Gate-Source Voltage (VGS): ±20V (max)
  • Input Capacitance (Ciss): 4380pF @ 15V
  • Power Dissipation: 2.3W (Ta), 140W (Tc)
  • Operating Temperature Range: –55°C to +175°C (TJ)
  • Package / Case: TO-252-3 (DPAK)

Features

  • Logic-level N-Channel power MOSFET
  • High current handling: up to 161A (Tc)
  • Low RDS(on): 3.3mΩ @ 10V
  • Fast switching with low gate charge (50nC)
  • ±20V gate-source voltage tolerance
  • High input capacitance for switching stability
  • Compact TO-252 (DPAK) surface-mount package
  • Wide operating temperature range: –55°C to +175°C
  • Ideal for high-efficiency power switching

Applications

Embedded Systems – Ensures reliable power-up and reset control for microcontrollers.

Industrial Automation – Provides robust system monitoring in harsh environments.

Battery-Powered Devices – Ideal for low-power systems requiring minimal quiescent current.

Medical Electronics – Maintains stable operation and data integrity in critical devices.

Physical Attributes

  • Dimensions: ~2.0mm × 2.1mm × 1.0mm(L x W x H)
  • Weight: ~0.05g

Package Includes

  • 1 x IRLR7843 (LR7843) TO-252 SMD N-Channel MOSFET 40V 78A Logic-Level

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