Bulletin PD-21095 rev. B 08/06
50WQ10FNPbF
SCHOTTKY RECTIFIER
5.5 Amp
I
F(AV)
= 5.5Amp
V
R
= 100V
Major Ratings and Characteristics
Characteristics
I
F(AV)
Rectangular
waveform
V
RRM
I
FSM
@ tp = 5
μs
sine
V
F
T
J
@ 5 Apk, T
J
= 125°C
range
Description/ Features
Units
A
V
A
V
°C
The 50WQ10FNPbF surface mount Schottky rectifier 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, free-wheeling
diodes, battery charging, and reverse battery protection.
Popular D-PAK outline
Small foot print, surface moutable
Low forward voltage drop
High frequency operation
Guard ring for enhanced ruggedness and long term
reliability
Lead-Free ("PbF" suffix)
Values
5.5
100
330
0.63
- 40 to 150
Case Styles
Base
Cathode
4, 2
1
3
Anode
Anode
D-PAK (TO-252AA)
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1
50WQ10FNPbF
Bulletin PD-21095 rev.
B
08/06
Voltage Ratings
Part number
V
R
Max. DC Reverse Voltage (V)
V
RWM
Max. Working Peak Reverse Voltage (V)
50WQ10FNPbF
100
Absolute Maximum Ratings
Parameters
I
F(AV)
Max. Average Forward Current
* See Fig. 5
I
FSM
E
AS
I
AR
Max. Peak One Cycle Non-Repetitive
Surge Current * See Fig. 7
Non-Repetitive Avalanche Energy
Repetitive Avalanche Current
330
110
6.0
0.5
A
mJ
A
5μs Sine or 3μs Rect. pulse
Following any rated
load condition and with
10ms Sine or 6ms Rect. pulse rated V
RRM
applied
50WQ...
5.5
Units Conditions
A
50% duty cycle @ T
C
= 135°C, rectangular wave form
T
J
= 25 °C, I
AS
= 0.5 Amps, L = 40 mH
Current decaying linearly to zero in 1
μsec
Frequency limited by T
J
max. V
A
= 1.5 x V
R
typical
Electrical Specifications
Parameters
V
FM
Max. Forward Voltage Drop
* See Fig. 1
(1)
50WQ...
0.77
0.91
0.63
0.74
Units
V
V
V
V
mA
mA
V
mΩ
Conditions
@
@
5A
5A
@ 10A
@ 10A
T
J
= 25 °C
T
J
= 125 °C
T
J
= T
J
max.
T
J
= 25 °C
T
J
= 125 °C
V
R
= rated V
R
I
RM
Max. Reverse Leakage Current
* See Fig. 2
(1)
1
4
0.47
21.46
183
5.0
V
F(TO)
Threshold Voltage
r
t
C
T
L
S
Forward Slope Resistance
Typical Junction Capacitance
Typical Series Inductance
pF
nH
V
R
= 5V
DC
(test signal range 100Khz to 1Mhz) 25 °C
Measured lead to lead 5mm from package body
(1) Pulse Width < 300μs, Duty Cycle < 2%
Thermal-Mechanical Specifications
Parameters
T
J
T
stg
Max. Junction Temperature Range (*)
Max. Storage Temperature Range
50WQ...
-40 to 150
-40 to 150
3.0
0.3 (0.01)
Units
°C
°C
°C/W
g (oz.)
DC operation
Conditions
R
thJC
Max. Thermal Resistance Junction
to Case
wt
Approximate Weight
Case Style
Device Marking
(*) dPtot
dTj
<
1
Rth( j-a)
* See Fig. 4
D - PAK
50WQ10FN
Similar to TO-252AA
thermal runaway condition for a diode on its own heatsink
2
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50WQ10FNPbF
Bulletin PD-21095 rev.
B
08/06
1000
100
10
1
0.1
0.01
0.001
0.0001
T
J
= 150°C
125°C
100°C
75°C
50°C
25°C
Instantaneous F
orward Current - I
F
(A)
100
R
everse Current - I
R
(mA)
0
10 20 30 40 50 60 70 80 90 100
Reverse Voltage - V
R
(V)
T
J
= 150°C
T
J
= 125°C
Fig. 2 - Typical Values of Reverse Current
Vs. Reverse Voltage
1000
Junction Capacitanc e - C
T
(pF)
T
J
= 25°C
10
T
J
= 25°C
100
1
0
0.5
1
1.5
2
2.5
3
3.5
10
0
20
40
60
80
100
Forward Voltage Drop - V
FM
(V)
Reverse Voltage - V
R
(V)
Fig. 1 - Maximum Forward Voltage Drop Characteristics
10
T
hermal Impedance Z
thJC
(°C/ W)
Fig. 3 - Typical Junction Capacitance
Vs. Reverse Voltage
1
D = 0.75
D = 0.50
D = 0.33
D = 0.25
D = 0.20
P
DM
0.1
Notes:
S
ingle Pulse
(T
hermal R
esistance)
0.01
0.00001
0.0001
0.001
0.01
t1
t2
1. Duty factor D = t 1/ t 2
2. Peak T = P
DM
x Z
thJC
+ T
C
J
0.1
1
t 1 , Rectangular Pulse Duration (S
econds)
Fig. 4 - Maximum Thermal Impedance Z
thJC
Characteristics
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3
50WQ10FNPbF
Bulletin PD-21095 rev.
B
08/06
150
Allowable Case T
emperature - (°C)
5.5
5
Average Power Loss - (Watts)
4.5
4
3.5
3
2.5
2
1.5
1
0.5
3
4
5
6
7
8
145
DC
140
135
130
125
see note (2)
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
RMSLimit
DC
S
quare wave (D = 0.50)
80% Rated V
R
applied
120
0
1
2
0
0
1
2
3
4
5
6
7
8
Average Forward Current - I
F(AV)
(A)
Average Forward Current - I
F(AV)
(A)
Fig. 5 - Maximum Allowable Case Temperature
Vs. Average Forward Current
1000
Fig. 6 - Forward Power Loss Characteristics
Non-R
epetitive S
urge Current - I
FSM
(A)
At Any Rated Load Condition
And With Rated V
RRM
Applied
Following S
urge
100
10
100
1000
10000
S
quare Wave Pulse Duration - t p (microsec)
Fig. 7 - Maximum Non-Repetitive Surge Current
(2)
Formula used: T
C
= T
J
- (Pd + Pd
REV
) x R
thJC
;
Pd = Forward Power Loss = I
F(AV)
x V
FM
@ (I
F(AV)
/
D) (see Fig. 6);
Pd
REV
= Inverse Power Loss = V
R1
x I
R
(1 - D); I
R
@ V
R1
= 80% rated V
R
4
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50WQ10FNPbF
Bulletin PD-21095 rev.
B
08/06
Outline Table
Modified JEDEC outline TO-252AA
Dimensions in millimeters and (inches)
Part Marking Information
THIS IS A 50WQ10FN
INTERNATIONAL
RECTIFIER
LOT CODE 8024
LOGO
ASSEMBLED ON WW 02, 2003
ASSEMBLY
LOT CODE
PART NUMBER
50WQ10FN
DATE CODE
P = LEAD-FREE
YEAR 3 = 2003
WEEK 02
X = SITE ID
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