DS30182 Rev. 7 - 2
1 of 3
BAT400D
BAT400D
0.5 SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Features
Case: SOT-23, Molded Plastic
Case material - UL Flammability Rating
Classification 94V-0
Moisture sensitivity: Level 1 per J-STD-020A
Terminals: Solderable per MIL-STD-202,
Method 208
Polarity: See Diagram
Weight: 0.008 grams (approx.)
Marking: KSJ and Date Code, See Page 3
Ordering Information: See Page 3
Mechanical Data
Maximum Ratings
@ T
A
= 25
C unless otherwise specified
Low Forward Voltage Drop
High Conductance
Characteristic
Symbol
Value
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
40
V
RMS Reverse Voltage
V
R(RMS)
28
V
Average Rectified Current (Note 2)
I
O
0.5
A
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave superimposed on rated load
(JEDEC Method)
I
FSM
3
A
Power Dissipation (see Figure 1) (Note 2)
P
d
480
mW
Typical Thermal Resistance, Junction to Ambient Air (Note 2)
R
qJA
286
C/W
Operating and Storage Temperature Range
T
j
, T
STG
-40 to +125
C
Notes:
1. Short duration test pulse used to minimize self-heating effect.
2. Part mounted on FR-4 board with recommended pad layout, which can be found on our website
at http://www.diodes.com/datasheets/ap02001.pdf.
A
E
J
L
TOP VIEW
M
B
C
H
G
D
D
K
Characteristic
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse Breakdown Voltage (Note 1)
V
(BR)R
40
V
I
R
= 1mA
Forward Voltage (Note 1)
V
F
285
480
300
550
mV
I
F
= 10mA
I
F
= 500mA
Reverse Current (Note 1)
I
R
1.0
2.0
30
50
mA
mA
V
R
= 10V
V
R
= 30V
Total Capacitance
C
T
125
20
pF
pF
V
R
= 0V, f = 1.0MHz
V
R
= 10V, f = 1.0MHz
Electrical Characteristics
@ T
A
= 25
C unless otherwise specified
SOT-23
Dim
Min
Max
A
0.37
0.51
B
1.20
1.40
C
2.30
2.50
D
0.89
1.03
E
0.45
0.60
G
1.78
2.05
H
2.80
3.00
J
0.013
0.10
K
0.903
1.10
L
0.45
0.61
M
0.85
0.80
a
0
8
All Dimensions in mm
DS30182 Rev. 7 - 2
2 of 3
BAT400D
0
0.2
0
60
90
150
P,
P
O
WER
D
ISSIP
A
TI
O
N(
m
W
)
d
T , AMBIENT TEMPERATURE (
C)
A
Fig. 1 Forward Current Derating Curve
0.4
0.6
30
120
10m
1m
100m
1
1
m
0
0.60
I
,
INST
ANT
A
NE
O
US
F
O
R
W
ARD
C
URRENT
(A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig. 2 Typical Forward Characteristics
0.10
0.20
0.30
0.40
0.50
10
m
100
m
T = +125
C
A
T = +75
C
A
T = +25
C
A
T = -25
C
A
1m
10m
0
10
20
25
35
40
15
5.0
30
V , REVERSE VOLTAGE (V)
R
Fig. 3 Typical Reverse Characteristics
T = +25C
A
T = +75C
A
T = +125C
A
0
10
100
C
,
T
O
T
A
L
C
AP
ACIT
ANCE
(pF)
T
V , REVERSE VOLTAGE (V)
R
Fig. 4 Typical Total Capacitance
vs. Reverse Voltage
1000
5
10
25
20
f = 1 MHz
15
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