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UPM
BAS70W/AW/CW/SW
SURFACE MOUNT SCHOTTKY DIODES
Voltage Range 70 Volts
Current 0.2 Ampers
Features
* Fast switching speed
* Surface mount package ideally suited for automatic insertion Electrical
identical standard JEDEC
* High conductor
* Both normal and Pb free product are available :
Normal : 80~95% Sn, 5~20% Pb
Pb free: 98.5% Sn above
SOT-323
.087(2.2)
.070(1.8)
.054(1.35)
.045(1.15)
.056(1.40)
.047(1.20)
.006(.15)
.002(.05)
Mechanical Data
Case: SOT-323, Plastic
Terminals: Solderable per MIL-STD-202, Method 208
Approx. Weight: 0.0052 gram
Marking: A70,A72,A73,A74
.004(.10)MAX.
.016(.40)
.078(.20)
Dimensions in millimeters
Absolute Ratings
everse Voltage
ARAMETER
eak Reverse Voltage
Average Rectified Current at Temp=25O
on-repetitive Peak Forward Surge Current at t=1.0 s
Thermal Characteristics
ower Dissipation
ARAMETER
hermal Resistance , Junction to Ambient
unction Temperature
Storage Temperature at Temp=25O
Circuit Figure
ymbo
R
RRM
O
FSM
AS40W
70
70
.2
.6
Unit
ymbo
TOT
JA
J
T STG
SINGLE
SINGLE
AS40W
25
556
150
-55 to 150
COMMON
ANODE
COMMON
CATHODE
SERIES
COMMON ANODE
COMMON CATHODE
Unit
m
O C/W
OC
OC
SERIES
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UPM
Electrical Characteristics
ARAMETER
everse Breakdown Voltage
everse Current
orward Voltage
aximum Junction Capacitance
BAS70W/AW/CW/SW
SURFACE MOUNT SCHOTTKY DIODES
Voltage Range 70 Volts
Current 0.2 Ampers
ymbo
(B R )
R
F
T
est Conditio
IR=10 uA
VR 70
VR 50
IF=1.0mA
IF=10mA
IF=40mA
VR=0V, f=1.0MHZ
MIN
TYP .
MAX.
70 -
-
--
-
1.0
10
0.41
-- - 0.75
1.00
-- - 2.0
Unit s
V
uA
V
p
100
10
1.0
TA=25OC
0.1
0
0.4 0.6 0.8
FORWARD VOLTAGE, Volts
Fig.1 Typical Forward Characteristic
1.0
100
10 TA=125OC
1.0
TA=75OC
0.1
0.01
TA=25OC
0
0 10 20 30 40
REVERSE VOLTAGE, Volts
Fig.2 Typical Reverse Characteristics
3.0
2.0
1.0
0
0 10 20 30
REVERSE VOLTAGE, Volts
Fig.3 Typical Junction Capacitance
40
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400
300
200
100
0
50
100 150
200
AMBIENT TEMPERATURE(OC)
Fig.4 Forward Current Derating
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UPM
Mounting Pad Layout
BAS70W/AW/CW/SW
SURFACE MOUNT SCHOTTKY DIODES
Voltage Range 70 Volts
Current 0.2 Ampers
SOT-323
Order Information
Packing information
T/R - 12K per 13" plastic Reel
T/R - 3.0K per 7" plastic Reel
0.028(0.7)
0.025(0.65)
Dimensions in millimeters
Legal Statement
* Important Notice
This information is intended to unambiguously characterize the product in order to facilitate the customer's evaluation
of the device in the application. The information will help the customer's technical experts determine that the device is
compatible and interchangeable with similar devices made by other vendors. The information in this data sheet is believed
to be reliable and accurate. The specifications and information herein are subject to change without notice. New products
and improvements in products and product characterization are constantly in process. Therefore, the factory should be
consulted for the most recent information and for any special characteristics not described or specified.
All rights reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright
owner.
The information presented in this document does not form part of any quotation or contract. The information presented is
believed to be accurate and reliable, and may change without notice in advance. No liability will be accepted by the
publisher for any consequence of use.Publication thereof does not convey nor imply any license under patent or other
industrial or intellectual property rights.
Http://www.upm.com.tw
E -mail:upm.tw@msa.hinet.net