LQA40T150C, LQA40B150C
Qspeed
™
Family
150 V, 40 A Common-Cathode Diode
Product Summary
I
F(AVG)
per diode
V
RRM
Q
RR
(Typ at 125 °C)
I
RRM
(Typ at 125 °C)
Softness t
b
/t
a
(Typ at 125 °C)
20
150
33.6
1.86
0.57
A
V
nC
A
General Description
This device has the lowest Q
RR
of any 150 V
Silicon diode. Its recovery characteristics
increase efficiency, reduce EMI and eliminate
snubbers.
Applications
AC/DC and DC/DC output rectification
Output and freewheeling diodes
Motor drive circuits
DC-AC inverters
Pin Assignment
Features
Low Q
RR
, Low I
RRM
, Low t
RR
High dI
F
/dt capable
Soft recovery
TO-220AB
LQA40T150C
TO-263AB
A1
A2
LQA40B150C
Benefits
Increases efficiency
Eliminates need for snubber circuits
Reduces EMI filter component size and count
Enables extremely fast switching
K
RoHS Compliant
Package uses Lead-free plating and “Green” mold
compound Halogen free per IEC 61249-2-21.
Absolute Maximum Ratings
Absolute maximum ratings are the values beyond which the device may be damaged or have its useful life impaired. Functional
operation under these conditions is not implied.
Symbol
V
RRM
I
F(AVG)
I
FSM
I
FSM
T
J
T
STG
P
D
Parameter
Peak repetitive reverse voltage
Average forward current
Non-repetitive peak surge current
Non-repetitive peak surge current
Operating junction temperature range
Storage temperature
Lead soldering temperature
Power dissipation
Conditions
T
J
= 25 °C
Per Diode, T
J
= 150 °C, T
C
= 116 °C
Per Device, T
J
= 150 °C, T
C
= 116 °C
Per Diode, 60 Hz, ½ cycle
Per Diode, ½ cycle of t = 28
s
Sinusoid, T
C
= 25 °C
Rating
150
20
40
170
350
–55 to 150
–55 to 150
300
65.8
Units
V
A
A
A
A
°C
°C
°C
W
Leads at 1.6mm from case, 10 sec
T
C
= 25 °C
Thermal Resistance
Symbol
R
JA
R
JC
Resistance from:
Junction to ambient
Junction to case
Conditions
TO-220AB (only)
Per Diode
Per Device
Rating
62
1.9
1.0
Units
°C/W
°C/W
°C/W
www.power.com
Dec. 2014
LQA40T150C, LQA40B150C
Electrical Specifications
at T
J
= 25
C
(unless otherwise specified)
Symbol
I
R
V
F
C
J
Parameter
Reverse current per diode
Forward voltage per diode
Junction capacitance per
diode
Reverse recovery time,
per diode
Reverse recovery charge,
per diode
Maximum reverse
recovery current, per
diode
Conditions
V
R
= 150 V, T
J
= 25 °C
V
R
= 150 V, T
J
= 125 °C
I
F
= 20 A, T
J
= 25 °C
I
F
= 20 A, T
J
= 150 °C
V
R
= 10 V, 1 MHz
Min
-
-
-
-
-
Typ
-
0.44
1.0
0.875
74
Max
500
-
1.2
-
-
Units
A
mA
V
V
pF
DC Characteristics per diode
Dynamic Characteristics per diode
t
RR
dI
F
/dt = 100 A/s
V
R
= 100 V,
I
F
= 20 A
dI
F
/dt = 100 A/s
V
R
= 100 V,
I
F
= 20 A
dI
F
/dt = 100 A/s
V
R
= 100 V,
I
F
= 20 A
dI
F
/dt = 100 A/s
V
R
= 100 V,
I
F
= 20 A
T
J
= 25 °C
T
J
= 125 °C
T
J
= 25 °C
T
J
= 125 °C
T
J
= 25 °C
T
J
= 125 °C
T
J
= 25 °C
T
J
= 125 °C
-
-
-
-
-
-
-
-
16.9
30.1
10.4
33.6
1.03
1.86
0.6
0.57
-
-
25.7
-
2.35
-
-
-
ns
ns
nC
nC
A
A
Q
RR
I
RRM
S
t
Softness per diode =
b
t
a
Note to component engineers:
Q-Series diodes employ Schottky technologies in their design and construction.
Therefore, component engineers should plan their test setups to be similar to traditional Schottky test setups.
(For further details, see application note AN-300.)
VR
L1
D1
DUT
I
F
dI
F
/dt
0
t
RR
15V
Pulse generator
t
a
t
b
0.1xI
RRM
+
Rg
Q1
I
RRM
2
www.power.com
Rev 1.0 12/14
LQA40T150C, LQA40B150C
Dimensional Outline Drawings
TO-220AB
E
Q
A
A1
Dim
A
A1
Millimeters
MIN
4.32
1.11
2.59
0.77
1.23
0.34
14.71
9.05
9.96
2.44
4.98
12.70
–
3.71
2.54
MAX
4.70
1.38
2.79
1.00
1.36
0.47
15.75
9.25
10.36
2.64
5.18
14.22
3.90
3.96
2.90
ø
P
D
D1
A2
b
b2
C
D
b2
L1
D1
E
e
L
b
e
c
e1
A2
e1
L
L1
ØP
Q
Mechanical Mounting Method
Screw through hole in package tab
Clamp against package body
Maximum Torque / Pressure specification
1 Newton Meter (nm) or 8.8 inch-pounds (lb-in)
2
2
12.3 kilogram-force per square centimeter (kgf/cm ) or 175 lbf/in
Millimeters
TO-263AB
Dim
A
A1
A2
b
b2
c2
D
E
e
H
L
L1
L2
L3
L4
Θ
Θ1
Θ2
MIN
4.40
0.00
2.59
0.77
1.23
1.22
9.05
10.06
2.54 BSC
14.70
2.00
1.17
–
0.25 BSC
2.00 BSC
0°
5°
1°
MAX
4.70
0.25
2.79
0.90
1.36
1.32
9.25
10.26
2.54 BSC
15.50
2.60
1.40
1.75
0.25 BSC
2.00 BSC
8°
9°
5°
5
Rev 1.0 12/14
www.power.com
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