IRF7413 N-channel MOSFET connection guide

IRF7413 N-channel MOSFET SO-8 wiring guide with power, signal assignments, and bench checks.

SO-8

8 contacts Current package

Infineon / International Rectifier · Single die with parallel leadframe contacts.

Required

Use a current-limited 5 V supply and a 1 kΩ resistive load. Pull the gate down to its source through 10 kΩ.

5 V
- Current-limited 5 V supply
- RL.1
Switched node
- D (5)
- D (6)
- D (7)
- D (8)
- RL.2
- Meter positive
Return
- S (1)
- S (2)
- S (3)
- Supply return
- Gate supply return
- RPD.2
- Meter common
Gate
- G (4)
- RPD.1

International Rectifier IRF7413PbF, terminal diagram and electrical characteristics. The resistors are fixture choices.

Use a 0/5 V gate drive through 100 Ω. Keep the 10 kΩ pull-down in place to define the state when the gate driver is disconnected.

5 V
- Current-limited 5 V supply
- RL.1
Switched node
- D (5)
- D (6)
- D (7)
- D (8)
- RL.2
- Meter positive
Return
- S (1)
- S (2)
- S (3)
- Supply return
- Gate supply return
- RPD.2
- Meter common
Gate
- G (4)
- RPD.1
- RG.2
Drive
- Gate-driver output
- RG.1

With the gate near 5 V relative to source, the switched node should fall close to ground and the load current should be about 5 mA.
The threshold voltage describes the onset of conduction. Use the specified on-resistance at the actual gate drive to estimate load losses.

International Rectifier IRF7413PbF, electrical characteristics. Supply, gate drive and resistors are fixture choices.

Highlighted contacts are used in the required step or selected circuit. Select a contact to inspect it.

Top view. Locate the package index before counting counterclockwise from pin 1.

Current terminal · Bidirectional

Drain. It connects to the switched load and is the intrinsic diode cathode.

International Rectifier IRF7413PbF, p. 1

Single-channel SO-8. Join the three source leads and the four drain leads in the layout.

International Rectifier IRF7413PbF· Pin assignment, absolute maximum ratings, static characteristics and package outline.
Source register· Document revisions, applicable order codes, consulted sections and available file checksums.