31DQ03-31DQ04
3.0A Axial Leaded Schottky Barrier Rectifier
Features
·
High current capability
·
High surge current capability
·
High reliability
·
High efficiency
·
Low power loss
·
Low forward voltage drop
·
Low cost
·
Pb / RoHS Free
A
B
A
D
DO-201AD
Dim
Min
25.40
7.20
1.20
4.80
Max
¾
9.50
1.30
5.30
C
Mechanical Data
·
Case : DO-201AD Molded plastic
·
Epoxy : UL94V-O rate flame retardant
·
Lead : Axial lead solderable per MIL-STD-202,
Method 208 guaranteed
·
Polarity : Color band denotes cathode end
·
Mounting position : Any
·
Weight : 1.1 grams
A
B
C
D
All Dimensions in mm
Maximum Ratings and Electrical Characteristics
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
,
@ T
A
= 25°C unless otherwise specified
RATING
Maximum Recurrent Peak Reverse Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Current
at Ambient Temperature , Tc = 48
°C
Maximum Non-repetitive Peak Forward Surge Current
( 50 Hz, Sine wave, 10ms )
Maximum Forward Voltage at I
F
= 3.0 A
Maximum Reverse Current at V
R
= V
RRM
, Tj = 25°C
Junction Temperature Range
Storage Temperature Range
SYMBOL
V
RRM
V
DC
I
F(AV
)
31DQ03
30
30
3.3
31DQ04
40
40
UNIT
V
V
A
I
FSM
V
F
I
R
T
J
T
STG
120
0.55
3.0
- 40 to + 150
- 40 to + 150
A
V
mA
°C
°C
1 of 2
FIG.1 - FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,
AMPERES
5
FIG.2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
120
4
PEAK FORWARD SURGE
CURRENT, AMPERES
0
25
50
75
100
125
150
175
80
3
60
2
40
1
20
0
0
1
2
4
6
10
20
40
60
100
CASE TEMPERATURE, (
°
C)
NUMBER OF CYCLES AT 50Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS
20
10
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
REVERSE CURRENT, MILLIAMPERES
10
T
J
= 100
°C
FORWARD CURRENT, AMPERES
1.0
1.0
Tj = 25
°C
0.1
0.1
T
J
= 25
°C
0.01
0.01
0
20
40
60
80
100
120
140
0.001
0.1
PERCENT OF RATED REVERSE
VOLTAGE, (%)
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
FORWARD VOLTAGE, VOLTS
2 of 2
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