PD-20527 rev. B 08/98
6CWQ04FN
SCHOTTKY RECTIFIER 7 Amp
D-Pak (TO-252AA)
Major Ratings and Characteristics
Characteristics 6CWQ04FN Units
I
Rectangular 7 A
F(AV)
waveform
V
RRM
@ tp = 5 µs sine 500 A
I
FSM
VF@ 3 Apk, TJ = 125°C 0.49 V
(per leg)
TJrange - 40 to 150 °C
6.73 (0.26)
6.35 (0.25)
5.46 (0.21)
5.21 (0.20)
4
1.02 (0.04)
0.64 (0.03)
1.52 (0.06)
1.15 (0.04)
2x
1.14 (0.04)
0.76 (0.03)
2.28 (0.09)
2x
12 3
4.57 (0.18)
1.27 (0.05)
0.88 (0.03)
6.22 (0.24)
5.97 (0.23)
0.89 (0.03)
3x
0.64 (0.02)
40 V
10.42 (0.41)
9.40 (0.37)
Description/Features
The 6CWQ04FN surface mount, center tap, Schottky rectifier
series has been designed for applications requiring low forward
drop and small foot prints on PC board. Typical applications are
in disk drives, switching power supplies, converters, freewheeling diodes, battery charging, and reverse battery
protection.
Popular D-PAK outline
Center tap configuration
Small foot print, surface mountable
Low forward voltage drop
High frequency operation
Guard ring for enhanced ruggedness and long term reliability
2.38 (0.09)
2.19 (0.08)
1.14 (0.04)
0.89 (0.03)
0.58 (0.02)
0.46 (0.02)
6.45 (0.24)
5.68 (0.22)
0.51 (0.02)
MIN.
0.58 (0.02)
0.46 (0.02)
MINIMUM RECOMMENDED FOOTPRINT
5.97 (0.24)
6.48 (0.26)
2x 2.54 (0.10)
1.65 (0.06)
2X
BASE
COMM ON
CATHODE
2
10.67 (0.42)
2.28 (0.09)
2X
Conform to JEDEC outline D-Pak (Similar to TO-252AA)
Dimensions in millimeters and (inches)
123
COMM ON
ANODE
12
CATHODE
ANODE
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6CWQ04FN
PD-20527 rev. B 08/98
Voltage Ratings
Part number 6CWQ04FN
VRMax. DC Reverse Voltage (V)
Max. Working Peak Reverse Voltage (V)
V
RWM
40
Absolute Maximum Ratings
Parameters 6CWQ... Units Conditions
I
Max. Average Forward (Per Leg) 3.5 A 50% duty cycle @ TC = 135°C, rectangular wave form
F(AV)
Current * See Fig. 5 (Per Device) 7
Max. Peak One Cycle Non-Repetitive 500 5µs Sine or 3µs Rect. pulse
I
FSM
A
Surge Current (Per Leg) * See Fig. 7 80 10ms Sine or 6ms Rect. pulse
Following any rated
load condition and with
rated V
RRM
applied
Electrical Specifications
Parameters 6CWQ... Units Conditions
VFMMax. Forward Voltage Drop 0.53 V @ 3A
(Per Leg) * See Fig. 1 (1 ) 0.67 V @ 6A
0.49 V @ 3A
0.62 V @ 6A
IRMMax. Reverse Leakage Current 2 mA TJ = 25 °C
(Per Leg) * See Fig. 2 (1) 24 mA TJ = 125 °C
V
Threshold Voltage 0.34 V T
F(TO)
= TJ max.
J
rtForward Slope Resistance 37.3 3 mΩ
CTTyp. Junction Capacitance (Per Leg) 189 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25°C
L
Typical Series Inductance (Per Leg) 5.0 n H Measured lead to lead 5mm from package body
S
dv/dt Max. Voltage Rate of Change 10,000 V/µs
(Rated VR)
(1) Pulse Width < 300µs, Duty Cycle <2%
TJ = 25 °C
TJ = 125 °C
VR = rated V
R
Thermal-Mechanical Specifications
Parameters 6CWQ... Units Conditions
TJMax. Junction Temperature Range -40 to 150 °C
T
Max. Storage Temperature Range -40 to 150 °C
stg
R
Max. Thermal Resistance (Per Leg) 4.70 °C/W DC operation * See Fig. 4
thJC
Junction to Case (Per Device) 2.35
wt Approximate Weight 0.3 (0.01) g (oz.)
Case Style D-Pak Similar to TO-252AA
2
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6CWQ04FN
PD-20527 rev. B 08/98
100
100
T = 150°C
J
10
R
1
125°C
100°C
75°C
0.1
F
10
Reverse Current - I (mA)
0.01
0.001
0 5 10 15 20 25 30 35 40
Fig. 2 - Typical Values Of Reverse Current
50°C
25°C
Reverse Voltage - V (V)
R
Vs. Reverse Voltage (Per Leg)
T = 150°C
J
T = 125°C
Instantaneous Forward Current - I (A)
J
T = 25°C
J
1000
T
T = 25°C
J
100
1
0 0.4 0.8 1 .2 1.6 2 2.4 2.8
Fig. 1 - Max. Forward Voltage Drop Characteristics
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Junction Capacitance - C (pF)
10
0 5 10 15 20 25 30 35 40 45
Forward Voltage Drop - V (V)
FM
Re v ers e Volta ge - V (V )
Fig. 3 - Typical Junction Capacitance
10
(Per Leg)
D = 0.75
thJC
Thermal Impedance Z (°C/W)
D = 0.50
D = 0.33
D = 0.25
1
D = 0.20
Notes:
Single Pulse
(Thermal Resistance)
0.1
0.00001 0.0001 0.001 0.01 0.1 1
t , Rectangular Pulse Duration (Seconds)
Fig. 4 - Max. Thermal Impedance Z
1
thJC
1. Duty factor D = t / t
2. Peak T = P x Z + T
Characteristics (Per Leg)
Vs. Reverse Voltage (Per Leg)
P
DM
t
1
t
2
1
DM
J
R
2
CthJC
3
6CWQ04FN
PD-20527 rev. B 08/98
155
150
145
140
135
130
Square wave (D = 0.50)
80% Rated V appl ied
125
R
120
115
Allowable Case Temperature - (°C)
see note (2)
110
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
Average Forward Current - I (A)
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current (Per Leg)
1000
FSM
100
DC
F(AV)
At Any Rated Load Condi tion
And With Rated V Applied
Fol l o w ing Surge
RRM
3
D = 0.20
D = 0.25
2.5
D = 0.33
D = 0.50
D = 0.75
2
1.5
RMS Limit
1
Average Power Loss - ( Watts)
0.5
0
00.511.522.533.544.55
Average Forward Curren t - I (A)
Fig. 6 - Forward Power Loss Characteristics
(Per Leg)
DC
F(AV)
(2) Formula used: TC = TJ - (Pd + Pd
Pd = Forward Power Loss = I
Pd
= Inverse Power Loss = VR1 x IR (1 - D); IR @ V
REV
F(AV)
4
Non-Repetitive Surge Cur rent - I (A)
10
10 100 1000 10000
Square Wave Pulse Duration - t (microsec)
p
Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg)
) x R
REV
x VFM @ (I
;
thJC
/ D) (see Fig. 6);
F(AV)
= 80% rated V
R1
R
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Marking Information
EXAMPLE: THIS IS AN 6CWQ04FN
Tape & Reel Information
TR
FEED DIRECTION
4.1 (0.16)
3.9 (0.15)
2.1 (0.83)
1.9 (0.07)
12.1 (0.48)
11.9 (0.47)
INTERNATIONAL
RECTIFIER LOGO
ASSEMBLY
LOT CODE
1.85 (0.07)
1.65 (0.06)
1.85 (0.07)
1.65 (0.06)
DIA.
2.6 (0.10)
1.5 (0.06)
7.6 (0.30)
7.4 (0.29)
DIA.
(K)
6CWQ04FN
9712
5K3A
(A) (A)
0.35 (0.01)
0.25 (0.01)
7.0 (0.28)
6.8 (0.26)
2.75 (0.11)
2.55 (0.10)
6CWQ04FN
PD-20527 rev. B 08/98
PART NUMBER
DATE CODE (YYWW)
YY = YEAR
WW = WEEK
16.3 (0.64)
15.7 (0.62)
375 (14.17)
DIA. MAX.
TRR
FEED DIRECTION
TRL
FEED DIRECTION
13 (0.52) DIA.
4.1 (0.16)
3.9 (0.15)
2.1 (0.83)
1.9 (0.07)
8.1 (0.32)
7.9 (0.31)
4.1 (0.16)
3.9 (0.15)
2.1 (0.83)
1.9 (0.07)
8.1 (0.32)
7.9 (0.31)
1.85 (0.07)
1.65 (0.06)
1.85 (0.07)
1.65 (0.06)
7.6 (0.30)
7.4 (0.29)
2.6 (0.10)
1.5 (0.06)
1.85 (0.07)
1.65 (0.06)
1.85 (0.07)
1.65 (0.06)
7.6 (0.30)
7.4 (0.29)
2.6 (0.10)
1.5 (0.06)
22.4 (0.88)
50 (1.97) DIA.
DIA.
DIA.
0.35 (0.01)
0.25 (0.01)
16.3 (0.64)
16.3 (0.64)
15.7 (0.62)
DIA.
DIA.
10.6 (0.42)
10.4 (0.41)
2.75 (0.11)
2.55 (0.10)
0.35 (0.01)
0.25 (0.01)
10.6 (0.42)
10.4 (0.41)
2.75 (0.11)
2.55 (0.10)
TO-252AA Tape & Reel
When ordering, indicate the part
number, part orientation, and the
quantity. Quantities are in multiples
of 2,000 pieces per reel for TR and
multiples of 3,000 pieces per reel
for both TRL and TRR.
15.7 (0.62)
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5
6CWQ04FN
PD-20527 rev. B 08/98
WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245 U.S.A Tel: (310) 322-3331. Fax: (310) 322-3332.
EUROPEAN HEADQUARTERS: Hurst Green, Oxted, Surrey RH8 9BB, U.K. Tel: ++ 44 1883 732020. Fax: ++ 44 1883 733408.
http://www.irf.com Fax-On-Demand: +44 1883 733420 Data and specifications subject to change without notice 08/98
6
IR CANADA: 7231 Victoria Park Ave., Suite #201, Markham, Ontario L3R 2Z8. Tel: (905) 475 1897. Fax: (905) 475 8801.
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