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PDF IRLU7821 Data sheet ( Hoja de datos )
| Número de pieza | IRLU7821 | |
| Descripción | HEXFET Power MOSFET | |
| Fabricantes | International Rectifier | |
| Logotipo |  |
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Applications
l High Frequency Synchronous Buck
Converters for Computer Processor Power
l High Frequency Isolated DC-DC
Converters with Synchronous Rectification
for Telecom and Industrial Use
Benefits
l Very Low RDS(on) at 4.5V VGS
l Ultra-Low Gate Impedance
l Fully Characterized Avalanche Voltage
and Current
PD - 94538B
IRLR7821
IRLU7821
HEXFET® Power MOSFET
VDSS RDS(on) max Qg
:30V 10m
10nC
D-Pak
IRLR7821
I-Pak
IRLU7821
Absolute Maximum Ratings
Parameter
VDS Drain-to-Source Voltage
VGS
ID @ TC = 25°C
ID @ TC = 100°C
IDM
PD @TC = 25°C
PD @TC = 100°C
Gate-to-Source Voltage
Continuous Drain Current, VGS @ 10V
Continuous Drain Current, VGS @ 10V
Pulsed Drain Current
gMaximum Power Dissipation
gMaximum Power Dissipation
TJ
TSTG
Linear Derating Factor
Operating Junction and
Storage Temperature Range
Thermal Resistance
Parameter
RθJC
Junction-to-Case
gÃRθJA Junction-to-Ambient (PCB Mount)
RθJA Junction-to-Ambient
Notes through
are on page 11
www.irf.com
Max.
30
± 20
65f
47f
260
75
37.5
0.50
-55 to + 175
Units
V
A
W
W/°C
°C
Typ.
–––
–––
–––
Max.
2.0
50
110
Units
°C/W
1
4/5/04
1 page  
IRLR/U7821
70
60
50
40
30
20
10
0
25
LIMITED BY PACKAGE
50 75 100 125 150 175
TC , Case Temperature ( °C)
Fig 9. Maximum Drain Current vs.
Case Temperature
2.5
2.0
ID = 250µA
1.5
1.0
0.5
-75 -50 -25 0 25 50 75 100 125 150 175 200
TJ , Temperature ( °C )
Fig 10. Threshold Voltage vs. Temperature
10
1 D = 0.50
0.20
0.10
0.05
0.1 0.02
0.01
0.01
0.00001
SINGLE PULSE
(THERMAL RESPONSE)
0.0001
0.001
0.01
t1, Rectangular Pulse Duration (sec)
P DM
t1
t2
Notes:
1. Duty factor D =
t1/ t 2
2. Peak T J = P DM x Z thJC + T C
0.1
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case
www.irf.com
1
5
5 Page 
IRLR/U7821
D-Pak (TO-252AA) Tape & Reel Information
Dimensions are shown in millimeters (inches)
TR TRR TRL
16.3 ( .641 )
15.7 ( .619 )
16.3 ( .641 )
15.7 ( .619 )
12.1 ( .476 )
11.9 ( .469 )
FEED DIRECTION
8.1 ( .318 )
7.9 ( .312 )
NOTES :
1. CONTROLLING DIMENSION : MILLIMETER.
2. ALL DIMENSIONS ARE SHOWN IN MILLIMETERS ( INCHES ).
3. OUTLINE CONFORMS TO EIA-481 & EIA-541.
FEED DIRECTION
13 INCH
NOTES :
1. OUTLINE CONFORMS TO EIA-481.
Notes:
Repetitive rating; pulse width limited by
max. junction temperature.
Starting TJ = 25°C, L = 3.2mH
RG = 25Ω, IAS = 12A.
Pulse width ≤ 400µs; duty cycle ≤ 2%.
16 mm
Calculated continuous current based on maximum allowable
junction temperature. Package limitation current is 30A.
When mounted on 1" square PCB (FR-4 or G-10 Material).
For recommended footprint and soldering techniques refer to
application note #AN-994.
Data and specifications subject to change without notice.
This product has been designed and qualified for the Industrial market.
Qualification Standards can be found on IR’s Web site.
IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105
TAC Fax: (310) 252-7903
Visit us at www.irf.com for sales contact information.04/04
www.irf.com
11
11 Page | ||
| Páginas | Total 11 Páginas | |
| PDF Descargar | [ Datasheet IRLU7821.PDF ] | |
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