VS-15MQ040-M3
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Vishay Semiconductors
Revision: 12-Oct-11
1
Document Number: 93366
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Schottky Rectifier, 1.5 A
FEATURES
• Extremely low forward voltage drop
• Guard ring for enhanced ruggedness and long
term reliability
• Halogen-free according to IEC 61249-2-21
definition
• Surface mountable
• Compact size
• Meets MSL level 1, per J-STD-020, LF maximum peak of
260 °C
• Compliant to RoHS Directive 2002/95/EC
APPLICATIONS
• Switching power supplies
• Meter protection
• Reverse protection for power input to PC board circuits
• Battery isolation and charging
• Low threshold voltage diode
• Freewheeling or by-pass diode
• Low voltage clamp
DESCRIPTION
The VS-15MQ040-M3 Schottky rectifier is designed to be
used for low power applications where a reverse voltage of
40 V is encountered and surface mountable is required.
PRODUCT SUMMARY
Package DO-214AC (SMA)
I
F(AV)
1.5 A
V
R
40 V
V
F
at I
F
0.34 V
I
RM
20 mA at 125 °C
T
J
max. 150 °C
Diode variation Single die
E
AS
6.0 mJ
MAJOR RATINGS AND CHARACTERISTICS
SYMBOL CHARACTERISTICS VALUES UNITS
I
F(AV)
DC 1.5 A
V
RRM
40 V
I
FSM
t
p
= 5 μs sine 330 A
V
F
2 A
pk
, T
J
= 125 °C 0.43 V
T
J
Range - 40 to 150 °C
VOLTAGE RATINGS
PARAMETER SYMBOL VS-15MQ040-M3 UNITS
Maximum DC reverse voltage V
R
40 V
Maximum working peak reverse voltage V
RWM
ABSOLUTE MAXIMUM RATINGS
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum average forward current
See fig. 4
I
F(AV)
50 % duty cycle at T
L
= 105 °C, rectangular waveform
On PC board 9 mm
2
island
(0.013 mm thick copper pad area)
2.1
A
50 % duty cycle at T
L
= 113 °C, rectangular waveform
On PC board 9 mm
2
island
(0.013 mm thick copper pad area)
1.5
Maximum peak one cycle
non-repetitive surge current
See fig. 6
I
FSM
5 μs sine or 3 μs rect. pulse Following any rated
load condition and with
rated V
RRM
applied
330
A
10 ms sine or 6 ms rect. pulse 140
Non-repetitive avalanche energy E
AS
T
J
= 25 °C, I
AS
= 1 A, L = 12 mH 6.0 mJ
Repetitive avalanche current I
AR
Current decaying linearly to zero in 1 μs
Frequency limited by T
J
maximum V
A
= 1.5 x V
R
typical
1.0 A
