IRFZ44ZPBF International Rectifier, IRFZ44ZPBF Datasheet - Page 5

• Manufacturer Part Number: IRFZ44ZPBF
• Description: MOSFET N-CH 55V 51A TO-220AB
• Manufacturer: International Rectifier
• Series: HEXFET®r

Specifications of IRFZ44ZPBF

• Fet Type: MOSFET N-Channel, Metal Oxide
• Fet Feature: Standard
• Rds On (max) @ Id, Vgs: 13.9 mOhm @ 31A, 10V
• Drain To Source Voltage (vdss): 55V
• Current - Continuous Drain (id) @ 25° C: 51A
• Vgs(th) (max) @ Id: 4V @ 250µA
• Gate Charge (qg) @ Vgs: 43nC @ 10V
• Input Capacitance (ciss) @ Vds: 1420pF @ 25V
• Power - Max: 80W
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Current, Drain: 51 A
• Gate Charge, Total: 29 nC
• Package Type: TO-220AB
• Polarization: N-Channel
• Power Dissipation: 80 W
• Resistance, Drain To Source On: 11.1 Milliohms
• Temperature, Operating, Maximum: +175 °C
• Temperature, Operating, Minimum: -55 °C
• Time, Turn-off Delay: 33 ns
• Time, Turn-on Delay: 14 ns
• Transconductance, Forward: 22 S
• Voltage, Breakdown, Drain To Source: 55 V
• Voltage, Forward, Diode: 1.2 V
• Voltage, Gate To Source: ±20 V
• Transistor Polarity: N Channel
• Continuous Drain Current Id: 51A
• Drain Source Voltage Vds: 55V
• On Resistance Rds(on): 13.9mohm
• Rds(on) Test Voltage Vgs: 10V
• Threshold Voltage Vgs Typ: 4V
• Rohs Compliant: Yes
• Drain-source Breakdown Voltage: 55 V
• Gate-source Breakdown Voltage: 20 V
• Continuous Drain Current: 51 A
• Mounting Style: Through Hole
• Gate Charge Qg: 29 nC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *IRFZ44ZPBF

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0.001
55
50
45
40
35
30
25
20
15
10
0.01
0.1
5
0
10
1
1E-006
25
Fig 9. Maximum Drain Current vs.
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case
D = 0.50
50
0.02
0.20
0.01
0.10
0.05
T C , Case Temperature (°C)
Case Temperature
75
SINGLE PULSE
( THERMAL RESPONSE )
1E-005
100
125
0.0001
150
t 1 , Rectangular Pulse Duration (sec)
175
J
0.001
J
1
Ci= i Ri
1
Ci
2.5
2.0
1.5
1.0
0.5
i Ri
Fig 10. Normalized On-Resistance
R
1
R
-60 -40 -20 0
1
I D = 31A
V GS = 10V
2
R
2
2
R
2
T J , Junction Temperature (°C)
0.01
vs. Temperature
R
3
3
R
3
3
20 40 60 80 100 120 140 160 180
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
C
Ri (°C/W)
0.8487
0.6254
0.3974
0.1
0.00044
0.00221
0.01173
i (sec)
5
1