Catalogue de démonstration / MOSFET
N-channel power MOSFET IRLB8721
Adafruit · MPN 355 · version lisible par un agent
$2.25indicatif · 2026-08-22
Relevé dans les données structurées de Adafruit à la date indiquée — ce n’est pas un devis. La disponibilité n’est délibérément pas affirmée.
| Adafruit | $2.25 · 2026-08-22 | page produit ↗ |
Fiche technique corroborée Partsgraph (PDF)document propre · compilé à partir des sources ci-dessous
IRLB8721 datasheetsha256 efa4902a699c…
Spécifications — chaque valeur porte son justificatif
Électrique
| Courant de drain continu @100°C (A) | 44 | fiche technique p. 1“ous Drain Current, VGS @ 10V 44 A IDM Pulsed Drain C”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Courant de drain pulsé (A) | 250 | fiche technique p. 1“Drain Current c 250 PD @TC = 25°C Maximum Power Dissipation g”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Dissipation max @25°C (W) | 65 | fiche technique p. 1“Power Dissipation g 65”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Tension de seuil de grille, max | 2.35 V | page fournisseur“MOSFET TO-220 Package Vds = 30V max Max current = 62A Vgs = 2.35V max Rds_on = as low as 8.7 milliohm - depending on Vgs Down” |
| Résistance à l’état passant (spécification min) | 8.7 milliohm | page fournisseur“0V max Max current = 62A Vgs = 2.35V max Rds_on = as low as 8.7 milliohm - depending on Vgs Downloads: Datasheet Tutorials: Driving” |
| Tension grille-source max absolue (V) | ± 20 | fiche technique p. 1“Source Voltage ± 20 ID @ TC = 25°C Continuous Drain Current, VGS @ 10V”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Dissipation max @ TC=100°C (W) | 33 | fiche technique p. 1“Power Dissipation g 33 Linear Derating Factor”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Facteur de déclassement linéaire (W/°C) | 0.43 | fiche technique p. 1“Derating Factor 0.43 W/°C TJ Operating Junc”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| RDS(on) max @ VGS=4.5V (mΩ) | 16 | fiche technique p. 2“––– 13.1 16 VGS = 4.5V, I = 25A e”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Tension de seuil de grille, typ (V) | 1.80 | fiche technique p. 2“GS(th) Gate Threshold Voltage 1.35 1.80 2.35 V VDS = VGS, ID = 25μA ΔVGS(th)/ΔTJ Gate T”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Courant de fuite drain-source IDSS, max @ VDS=24V (μA) | 1.0 | fiche technique p. 2“Drain-to-Source Leakage Current ––– ––– 1.0 μA VDS = 24V, VGS = 0V”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Courant de fuite directe de grille IGSS, max (nA) | 100 | fiche technique p. 2“Gate-to-Source Forward Leakage ––– ––– 100 nA VGS = 20V Gate-to-Source Reverse”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Transconductance directe, min (S) | 35 | fiche technique p. 2“-20V gfs Forward Transconductance 35 ––– ––– S VDS = 15V, ID = 25A Qg”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Résistance de grille RG, max (Ω) | 3.8 | fiche technique p. 2“Gate Resistance ––– 2.3 3.8 Ω td(on) Turn-On Delay Time”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Énergie d’avalanche EAS impulsion unique, max (mJ) | 98 | fiche technique p. 2“he Energy d ––– 98 mJ IAR Avalanche Current c”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Tension directe de la diode de structure, max (V) | 1.0 | fiche technique p. 2“Diode Forward Voltage ––– ––– 1.0 V TJ = 25°C, IS = 25A, VGS = 0V e trr”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Dissipation sans dissipateur, température ambiante (fournisseur) | 2 Watts | page fournisseur“, 3.3V, or 5V logic. The TO-220 package can dissipate up to 2 Watts without a heat sink (at room temperature). Because it has a” |
| Courant commutable sans dissipateur (fournisseur) | 15 Amperes | page fournisseur“low as 9 milliohms, that means that you can switch at least 15 Amperes without a heat sink - more if you use PWM. For more detaile” |
| Polarité des canaux | N-channel | page fournisseur“N-channel power MOSFET [30V / 60A] : Adafruit Industries, Unique & fu” |
Performance
| Charge totale de grille, typ (nC) | 7.6 | fiche technique p. 2“g Total Gate Charge ––– 7.6 13 Qgs1 Pre-Vth Gate-to-Source Charge”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Temps de montée, typ (ns) | 93 | fiche technique p. 2“r Rise Time ––– 93 ––– ID = 25A td(off) Turn-Off Delay T”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Capacité d’entrée, typ (pF) | 1077 | fiche technique p. 2“iss Input Capacitance ––– 1077 ––– VGS = 0V Coss Output Capacitance”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
Interface
| Commande de grille à niveau logique | oui | page fournisseur“t directly from a microcontroller running on 2.8V, 3.3V, or 5V logic. The TO-220 package can dissipate up to 2 Watts without a h” |
Mécanique
| Boîtier | TO-220AB | fiche technique p. 1“TO-220AB l Fully Characterized Avalanche Voltage”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
Environnement
| Température de jonction / stockage (°C) | -55 to + 175 | fiche technique p. 1“Operating Junction and -55 to + 175 TSTG Storage Temperature Range”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Température de brasage, 10 s (°C) | 300 | fiche technique p. 1“Soldering Temperature, for 10 seconds 300 (1.6mm from case) Mounting torque, 6-32 o”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| RθJC jonction-boîtier, max (°C/W) | 2.3 | fiche technique p. 1“––– 2.3 RθCS Case-to-Sink, Flat Greased Surface”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| RθJA jonction-ambiante, max (°C/W) | 62 | fiche technique p. 1“f ––– 62 Notes through are on page 9 www.irf.com”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
Conformité
| Sans plomb (PbF) | oui | fiche technique p. 1“IRLB8721PbF and Current l Lead-Free”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
Général
| Tension drain-source | 30 V | fiche technique p. 1“: 30V 8.7m @VGS = 10V 7.6nC l High Frequency Isolated DC-DC Con”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
| Courant de drain continu | 62 | fiche technique p. 1“ous Drain Current, VGS @ 10V 62 ID @ TC = 100°C Continuous Drain Current, VGS @ 10V”https://cdn-shop.adafruit.com/datasheets/irlb8721pbf.pdfsha256 efa4902a699c… |
Utilisé dans
Arrosage automatique de plantes — en tant que Commande de pompe