DS30114 Rev. 8 - 2 1 of 3 BAS40W/-04/-05/-06
www.diodes.com
BAS40W/-04/-05/-06
SURFACE MOUNT SCHOTTKY BARRIER DIODE
·Case: SOT-323, 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
·Marking: See Diagrams Below &Page 3
·Weight: 0.006 grams (approx.)
Mechanical Data
A
M
JL
FD
BC
H
K
G
BE
C
Features
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
40 V
RMS Reverse Voltage VR(RMS) 28 V
Forward Continuous Current (Note 1) IFM 200 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0s IFSM 600 mA
Power Dissipation (Note 1) Pd200 mW
Thermal Resistance Junction to Ambient Air (Note 1) RqJA 625 °C/W
Operating Temperature Range Tj-55 to +125 °C
Storage Temperature Range TSTG -65 to +150 °C
Maximum Ratings @ TA= 25°C unless otherwise specified
Notes: 1. Device mounted on FR4 PC 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 Min Max Unit Test Condition
Reverse Breakdown Voltage (Note 2) V(BR)R 40 ¾VIR = 10mA
Forward Voltage (Note 2) VF¾380
1000
mV
mV
IF = 1.0mA, tp < 300ms
IF = 40mA, tp < 300ms
Leakage Current (Note 2) IR¾200 nA VR = 30V
Total Capacitance CT¾5.0 pF VR = 0, f = 1.0MHz
Reverse Recovery Time trr ¾5.0 ns IF = IR = 10mA,
Irr = 0.1 x IR,R
L = 100W
Electrical Characteristics @ TA= 25°C unless otherwise specified
·Low Forward Voltage Drop
·Fast Switching
·Ultra-Small Surface Mount Package
·PN Junction Guard Ring for Transient and ESD
Protection
BAS40W Marking: K43 BAS40W-04 Marking: K44 BAS40W-05 Marking: K45 BAS40W-06 Marking: K46
SOT-323
Dim Min Max
A0.25 0.40
B1.15 1.35
C2.00 2.20
D0.65 Nominal
E0.30 0.40
G1.20 1.40
H1.80 2.20
J0.0 0.10
K0.90 1.00
L0.25 0.40
M0.10 0.18
a0°8°
All Dimensions in mm
TOP VIEW
DS30114 Rev. 8 - 2 2 of 3 BAS40W/-04/-05/-06
www.diodes.com
0 100 200
T , AMBIENT TEMPERATURE (ºC)
A
Fi
g
. 4 Power Deratin
g
Curve, Total Packa
g
e
P , POWER DISSIPATION (mW)
d
0
50
100
150
200
2
5
0
0
1
3
2
010 20 40
30
C , TOTAL CAPACITANCE (pF)
T
V , REVERSE VOLTAGE (V)
R
Fi
g
.3 T
y
pical Capacitance
f = 1MHz
0.1
1
10
100
1000
10000
010 20 30 40
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
Fig. 2 Typical Reverse Characteristics
I , INSTANTANE
O
US REVERSE CURRENT (nA)
R
T=-40ºC
A
T = 25ºC
A
T = 75ºC
A
T = 125ºC
A
T=0ºC
A
0.01
0.1
1
0.001
0.0001
01.0
0.6 0.8
0.4
0.2
I , INSTANTANE
O
US F
O
RWARD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig. 1 Typical Forward Voltage
T = -40ºC
A
T = 125ºC
A
T = 75ºC
A
T = 25ºC
A
T = 0ºC
A
DS30114 Rev. 8 - 2 3 of 3 BAS40W/-04/-05/-06
www.diodes.com
Ordering Information (Note 3)
Device Packaging Shipping
BAS40W-7 SOT-323 3000/Tape & Reel
BAS40W-04-7 SOT-323 3000/Tape & Reel
BAS40W-05-7 SOT-323 3000/Tape & Reel
BAS40W-06-7 SOT-323 3000/Tape & Reel
Notes: 3. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec
Code 1234567
89 OND
Year 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009
Code LM N P R S TUV W
Date Code Key
XXX = Product Type Marking Code (See Page 1 Diagrams)
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
XXX
YM
Marking Information