BAS21 / A / C / S
Taiwan Semiconductor
Small Signal Product
225mW SMD Switching Diode
FEATURES
- Fast switching speed
- Surface mount device type
- Moisture sensitivity level 1
- Matte Tin (Sn) lead finish with Nickel (Ni) underplate
- Pb free version and RoHS compliant
- Packing code with suffix "G" means
green compound (halogen-free)
SOT-23
MECHANICAL DATA
- Case: SOT-23 small outline plastic package
- Terminal: Matte tin plated, lead free., solderable
per MIL-STD-202, Method 208 guaranteed
- High temperature soldering guaranteed : 260°C/10s
- Weight: 8 ± 0.5 mg
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
(T
A
=25°C unless otherwise noted)
PARAMETER
Power Dissipation
Repetitive Peak Reverse Voltage
Repetitive Peak Forward Current
Mean Forward Current
Non-Repetitive Peak Forward Surge Current
Thermal Resistance (Junction to Ambient)
Junction and Storage Temperature Range
2. Valid provided that electrodes are kept at ambient temperature
PARAMETER
Reverse Breakdown Voltage
Forward Voltage
Reverse Leakage Current
Junction Capacitance
Reverse Recovery Time
I
R
= 100
μA
I
F
= 100 mA
I
F
= 200 mA
V
R
= 200 V
V
R
= 1 V , f = 1.0 MHz
I
F
= I
R
= 30mA , R
L
= 100Ω , I
RR
= 1mA
SYMBOL
V
R(BR)
V
F
I
R
C
J
trr
MIN
250
-
-
-
-
-
MAX
-
1.00
1.25
0.1
5
50
UNIT
V
V
μA
pF
ns
(Note 1)
(Note 2)
SYMBOL
P
D
V
RRM
I
FRM
I
O
I
FSM
R
θJA
T
J
, T
STG
VALUE
225
250
625
200
1
500
-55 to +150
o
UNIT
mW
V
mA
mA
A
C/W
o
C
Notes : 1. Test condition : 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) pulse width = 1
μsec
Document Number: DS_S1412039
Version: D14
BAS21 / A / C / S
Taiwan Semiconductor
Small Signal Product
RATINGS AND CHARACTERISTICS CURVES
(T
A
=25°C unless otherwise noted)
Fig. 1 Typical Forward Characteristics
1000
Instantaneous Forward Current (mA)
100
10
1
0.1
0.01
0
0.3
0.6
0.9
1.2
1.5
1.8
2.1
Instantaneous Forward Voltage (V)
0.01
0
100
Fig. 2 Reverse Current VS. Junction temperature
V
R
=200V
Reverse Current (μA)
10
1
0.1
40
80
120
160
200
T
j
, Junction Temperature (
o
C)
Fig. 3 Admissible Power Dissipation Curve
250
200
150
100
50
0
0
25
50
75
100
125
150
175
200
Ambient Temperature (
o
C)
Document Number: DS_S1412039
Power Dissipation (mW)
Version: D14
BAS21 / A / C / S
Taiwan Semiconductor
Small Signal Product
ORDERING INFORMATION
PART NO.
BAS2xx
(Note 1)
PART NO.
SUFFIX
(Note 2)
-xx
PACKING
CODE
RF
R5
PACKING CODE
SUFFIX
G
PACKAGE
SOT-23
PACKING
3K / 7" Reel
10K / 13" Reel
Note 1: "xx" is Device Code "1" thru "1S"
Note 2: Part No. Suffix „-xx “ would be used for special requirement
EXAMPLE
PREFERRED P/N PART NO.
BAS21 RF
BAS21
PART NO.
SUFFIX
PACKING CODE
RF
PACKING CODE
SUFFIX
DESCRIPTION
Multiple manufacture
source
G
Multiple manufacture
source
Green compound
Defined manufacture
source
Green compound
Defined manufacture
source
Green compound
BAS21 RFG
BAS21
RF
BAS21-B0 RFG
BAS21
-B0
RF
G
BAS21-D0 RFG
BAS21
-D0
RF
G
PACKAGE OUTLINE DIMENSIONS
Unit (mm)
Min
2.70
1.10
0.30
1.78
2.10
0.89
Max
3.10
1.50
0.51
2.04
2.64
1.30
Unit (inch)
Min
0.106
0.043
0.012
0.070
0.083
0.035
Max
0.122
0.059
0.020
0.080
0.104
0.051
DIM.
A
B
C
D
E
F
G
H
0.55 REF
0.10 REF
0.022 REF
0.004 REF
SUGGEST PAD LAYOUT
DIM.
Z
X
Y
C
E
Unit (mm)
Typ.
2.8
0.7
0.9
1.9
1.0
Unit (inch)
Typ.
0.110
0.028
0.035
0.075
0.039
Document Number: DS_S1412039
Version: D14
BAS21 / A / C / S
Taiwan Semiconductor
Small Signal Product
PIN CONFIGURATION
BAS21
BAS21A
BAS21C
BAS21S
MARKING
Part NO.
BAS21
BAS21A
BAS21C
BAS21S
Marking
JS
JS2
JS3
JS4
Document Number: DS_S1412039
Version: D14
BAS21 / A / C / S
Taiwan Semiconductor
Small Signal Product
Notice
Specifications of the products displayed herein are subject to change without notice. TSC or anyone on its behalf,
assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied,to
any intellectual property rights is granted by this document. Except as provided in TSC's terms and conditions of
sale for such products, TSC assumes no liability whatsoever, and disclaims any express or implied warranty,
relating to sale and/or use of TSC products including liability or warranties relating to fitness for a particular purpose,
merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or seling these products for use in such applications do so at their own risk and agree to fully
indemnify TSC for any damages resulting from such improper use or sale.
Document Number: DS_S1412039
Version: D14
