BAS21T
Document number: DS30264 Rev. 10 - 2
2 of 3
www.diodes.com
March 2009
© Diodes Incorporated
BAS21T
0
100 200
200
150
50
100
0
T , AMBIENT TEMPERATURE ( C)
Fig. 1 Power Derating Curve
A
°
,
WE
DISSI
A
I
(mW)
D
0.001
0.01
0.1
1
00.40.2
0. 6
I, I
S
A
A
E
S
WA
D
E
(A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
0.8
1.2
1.0
1.4
0.0001
0.01
0.001
0.1
1
10
100
050100
200150
250
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics
R
T = -40ºC
A
T = 25ºC
A
T = 75ºC
A
T = 125ºC
A
T = 150ºC
A
T = 0ºC
A
0.0
0.5
1.0
1.5
3.5
3.0
2.5
2.0
4.0
0
10
20
4030
,
AL
A
A
I
AN
E (p
)
T
V , DC REVERSE VOLTAGE (V)
Fig. 4 Total Capacitance vs. Reverse Voltage
R
Ordering Information (Notes 5 & 6)
Part Number Case Packaging
BAS21T-7-F SOT-523 3000/Tape & Reel
Notes: 6. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
Date Code Key
Year 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012
Code M N P R S T U V W X Y Z
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Code 1 2 3 4 5 6 7 8 9 O N D
T3 = Product Type Marking Code
YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
T3YM
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