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DATA SHEET BAS70W/AW/CW/SW
SURFACE MOUNT SCHOTTKY DIODES
VOLTAGE FEATURES
* Fast switching speed
.087(2.2) .070(1.8) .054(1.35) .045(1.15)
70 Volts
CURRENT
0.2 Ampers
SOT-323
Unit: inch (mm)
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
.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)
ABSOLUTE RATINGS
PARAMETER Reverse Voltage Peak Reverse Voltage Average Rectified Current at Temp=25O C Non-repetitive Peak Forward Surge Current at t=1.0 s Symbol VR VRRM IO IFSM Value 70 70 0.2 0.6 Units V V A A
THERMAL CHARACTERISTICS
PARAMETER Power Dissipation Thermal Resistance , Junction to Ambient Junction Temperature Storage Temperature at Temp=25O C Circuit Figure Symbol PTOT RJA TJ TISTG SINGLE B A S 70W BAS70AW 225 556 150 -55 to 150 COMMON ANODE
COMMON ANODE
B A S 70C W
.044(1.1) .035(0.9)
B A S 70S W
.087(2.2) .078(2.0)
* Surface mount package ideally suited for automatic insertion
.004(.10)MIN.
Units mW
O
C/W
O
C C
O
COMMON CATHODE
SERIES
SINGLE
COMMON CATHODE
SERIES
STAD-JUN.09.2004
PAGE . 1
ELECTRICAL CHARACTERISTICS
PA R A M E TE R R ever e B r akdow n Volage s e t R ever e C urent s r S ym bol V(BR) IR I =10 uA R VR =70 V VR =50 V I=1. m A F 0 I=10m A F I=15m A F VR =0V,f 1. M H Z =0 TestC ondii n to MI. N 70 TYP. M AX. 1. 0 0. 1 0. 1 4 0. 5 7 1. 0 0 2. 0 U nis t V uA
For ar Volage wd t
VF
-
-
V
M axi um Juncton C apaciance m i t
CJ
-
-
pF
ELECTRICAL CHARACTERISTICS CURVE
100
100
FORWARD CURRENT, mA
10
REVERSE CURRENT, u A
10
T A =125 C
O
1.0
T A =75 C
O
0.1
1.0 T A =25 C
O
0.01
T A =25 C
O
0.1
0
0.4
0.6
0.8
0
0
10
20
30
40
FORWARD VOLTAGE, Volts
REVERSE VOLTAGE, Volts
FIG. 1-TYPICAL FORWARD CHARACTERISTIC
FIG. 2-TYPICAL REVERSE CHARACTERISTICS
JUNCTION CAPACITANCE, pF
AVERAGE FORWARD CURRENT, mA
1.2
400
0.8
300
200
0.4
100
0
0
10
20
30
40
0
50
100
150
O
200
REVERSE VOLTAGE, Volts
AMBIENT TEMPERATURE( C) FIG. 4 FORWARD CURRENT DERATING
FIG. 3 TYPICAL JUNCTION CAPACITANCE
STAD-JUN.09.2004
PAGE . 2
MOUNTING PAD LAYOUT
SOT-323
Unit: inch (mm)
0.035(0.9)
0.025(0.65)
0.028(0.7)
ORDER INFORMATION
* Packing information T/R - 12K per 13" plastic Reel T/R - 3.0K per 7" plastic Reel
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.
Copyright Pan Jit International Inc. 2003 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.
STAD-JUN.09.2004
0.075(1.9)
PAGE . 3

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