DS11006 Rev. 13 - 2
1 of 2
BAS40 /-04 /-05 /-06
www.diodes.com
BAS40/ -04/ -05/ -06
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Features
Note:
1. 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.
2. Short duration test pulse used to minimize self-heating effect.
Characteristic
Symbol
Value
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
40
V
Forward Continuous Current (Note 1)
I
FM
200
mA
Power Dissipation (Note 1)
P
d
350
mW
Forward Surge Current (Note 1)
@ t < 1.0s
I
FSM
600
mA
Thermal Resistance, Junction to Ambient Air (Note 1)
R
qJA
357
C/W
Operating Temperature Range
T
j
-55 to +125
C
Storage Temperature Range
T
STG
-65 to +150
C
Characteristic
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse Breakdown Voltage (Note 2)
V
(BR)R
40
--
--
V
I
R
= 10
mA
Forward Voltage (Note 2)
V
F
--
--
380
1000
mV
t
p
< 300
ms, I
F
= 1.0mA
t
p
< 300
ms, I
F
= 40mA
Reverse Leakage Current (Note 2)
I
R
--
20
200
nA
t
p
< 300
ms, V
R
= 30V
Total Capacitance
C
T
--
4.0
5.0
pF
V
R
= 0V, f =1.0MHz
Reverse Recovery Time
t
rr
--
--
5.0
ns
I
F
= I
R
= 10mA to I
R
= 1.0mA,
R
L
= 100
W
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 Diagrams Below
Weight: 0.008 grams (approx.)
Marking Code: See Diagrams Below & Page 2
Ordering Information: See Page 2
Mechanical Data
Low Forward Voltage Drop
Fast Switching
PN Junction Guard Ring for Transient and
ESD Protection
A
E
J
L
TOP VIEW
M
B
C
H
G
D
D
K
Maximum Ratings
@ T
A
= 25
C unless otherwise specified
BAS40 Marking: K43
BAS40-04 Marking: K44
BAS40-05 Marking: K45
BAS40-06 Marking: K46
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
0.085
0.180
a
0
8
All Dimensions in mm
TOP VIEW
DS11006 Rev. 13 - 2
2 of 2
BAS40 /-04 /-05 /-06
www.diodes.com
Month
Jan
Feb
March
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Code
1
2
3
4
5
6
7
8
9
O
N
D
Date Code Key
XXX = Product Type Marking Code (See Page 1)
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
XXX
YM
Marking Information
Notes:
3. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Device
Packaging
Shipping
BAS40-7
SOT-23
3000/Tape & Reel
BAS40-04-7
SOT-23
3000/Tape & Reel
BAS40-05-7
SOT-23
3000/Tape & Reel
BAS40-06-7
SOT-23
3000/Tape & Reel
Ordering Information
(Note 3)
Year
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
Code
K
L
M
N
P
R
S
T
U
V
W
0.01
0.1
1
0.001
0.0001
0
1.0
0.6
0.8
0.4
0.2
I
,
INST
ANT
A
NEOUS
F
OR
W
A
RD
CURRENT
(A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig. 1 Typical Forward Voltage
T = -40C
A
T = 125C
A
T = 75C
A
T = 25C
A
T = 0C
A
0
1
3
2
0
10
20
40
30
C
,
T
O
T
A
L
C
AP
ACIT
ANCE
(pF)
T
V , REVERSE VOLTAGE (V)
R
Fig. 3 Typical Capacitance
f = 1MHz
0
100
200
T , AMBIENT TEMPERATURE (C)
A
Fig. 4 Power Derating Curve, Total Package
P
,
POWER
DISSIP
A
T
ION
(
mW)
d
0
100
200
300
400
0.1
1
10
100
1000
10000
0
10
20
30
40
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
Fig. 2 Typical Reverse Characteristics
I
,
INST
ANT
A
NEOUS
R
EVERSE
CURRENT
(
nA)
R
T = -40C
A
T = 25C
A
T = 75C
A
T = 125C
A
T = 0C
A
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