IRF6644
www.irf.com 7
DirectFET Substrate and PCB Layout, MN Outline
(Medium Size Can, N-Designation).
Please see DirectFET application note AN-1035 for all details regarding the assembly of DirectFET.
This includes all recommendations for stencil and substrate designs.
Fig 18. Diode Reverse Recovery Test Circuit for N-Channel
HEXFET
®
Power MOSFETs
P.W.
Period
di/dt
Diode Recovery
dv/dt
Ripple 5%
Body Diode Forward Drop
Re-Applied
Voltage
Reverse
Recovery
Current
Body Diode Forward
Current
V
GS
=10V
V
DD
I
SD
Driver Gate Drive
D.U.T. I
SD
Waveform
D.U.T. V
DS
Waveform
Inductor Curent
D =
P. W .
Period
* V
GS
= 5V for Logic Level Devices
*
Inductor Current
Circuit Layout Considerations
Low Stray Inductance
Ground Plane
Low Leakage Inductance
Current Transformer
di/dt controlled by R
G
Driver same type as D.U.T.
I
SD
controlled by Duty Factor "D"
D.U.T. - Device Under Test
+
-
+
+
+
-
-
-
R
G
V
DD
D.U.T
G = GATE
D = DRAIN
S = SOURCE
D
S
D
DD
G
S
IRF6644
8 www.irf.com
DirectFET Outline Dimension, MN Outline
(Medium Size Can, N-Designation).
Please see DirectFET application note AN-1035 for all details regarding the assembly of DirectFET.
This includes all recommendations for stencil and substrate designs.
DirectFET Part Marking
MAX
0.250
0.201
0.156
0.018
0.036
0.032
0.056
0.036
0.020
0.051
0.115
0.028
0.003
0.007
MIN
0.246
0.189
0.152
0.014
0.034
0.031
0.054
0.034
0.019
0.046
0.109
0.023
0.001
0.003
MAX
6.35
5.05
3.95
0.45
0.92
0.82
1.42
0.92
0.52
1.29
2.91
0.70
0.08
0.17
MIN
6.25
4.80
3.85
0.35
0.88
0.78
1.38
0.88
0.48
1.16
2.74
0.59
0.03
0.08
CODE
A
B
C
D
E
F
G
H
J
K
L
M
N
P
DIMENSIONS
METRIC
IMPERIAL
NOTE: CONTROLLING
DIMENSIONS ARE IN MM
IRF6644
www.irf.com 9
DirectFET Tape & Reel Dimension (Showing component orientation).
Data and specifications subject to change without notice.
This product has been designed and qualified for the Consumer 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.06/05
METRIC
MIN
330.0
20.2
12.8
1.5
100.0
N.C
12.4
11.9
CODE
A
B
C
D
E
F
G
H
MAX
N.C
N.C
0.520
N.C
N.C
0.724
0.567
0.606
MIN
12.992
0.795
0.504
0.059
3.937
N.C
0.488
0.469
MAX
N.C
N.C
13.2
N.C
N.C
18.4
14.4
15.4
IMPERIAL
STANDARD OPTION (QTY 4800)
NOTE: Controlling dimensions in mm
Std reel quantity is 4800 parts. (ordered as IRF6644). For 1000 parts on 7" reel,
order IRF6644TR1
METRIC
IMPERIAL
TR1 OPTION (QTY 1000)
MIN
177.77
19.06
13.5
1.5
58.72
N.C
11.9
11.9
MAX
N.C
N.C
12.8
N.C
N.C
13.50
12.01
12.01
MIN
6.9
0.75
0.53
0.059
2.31
N.C
0.47
0.47
MAX
N.C
N.C
0.50
N.C
N.C
0.53
N.C
N.C
REEL DIMENSIONS

IRF6644TR1

Mfr. #:
Manufacturer:
Infineon / IR
Description:
MOSFET 100V 1 N-CH 10.3mOhm DirectFET 20V 3.7Vgs
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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