BAS70W /-04 /-05 /-06
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Features Mechanical Data
Low Turn-on Voltage Case: SOT-323
Fast Switching Case Material: Molded Plastic,Gree Molding Compound,
Note 5. UL Flammability Classification Rating 94V-0
PN Junction Guard Ring for Transient and ESD Protection
Moisture Sensitivity: Level 1 per J-STD-020D
Ultra-Small Surface Mount Package
Terminals: Solderable per MIL-STD-202, Method 208
Lead Free/RoHS Compliant (Note 3)
Lead Free Plating (Matte Tin Finish annealed over Alloy 42
Gree Device (Note 4 and 5)
leadframe).
Polarity: See Diagrams Below
Marking Information: See Page 2
Ordering Information: See Page 2
Weight: 0.006 grams (approximate)
Top View BAS70W BAS70W-04 BAS70W-05 BAS70W-06
Maximum Ratings @T = 25C unless otherwise specified
A
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage V
RRM
Working Peak Reverse Voltage
V 70 V
RWM
DC Blocking Voltage
V
R
RMS Reverse Voltage V 49 V
R(RMS)
Forward Continuous Current (Note 1) I 70 mA
F
100 mA
Non-Repetitive Peak Forward Surge Current @ t < 1.0s I
p FSM
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 1) 200 mW
P
D
Thermal Resistance Junction to Ambient Air (Note 1) 625 C/W
R
JA
Operating Temperature Range T -55 to +125 C
J
Storage Temperature Range -65 to +150 C
T
STG
Electrical Characteristics @T = 25C unless otherwise specified
A
Characteristic Symbol Min Max Unit Test Condition
Reverse Breakdown Voltage (Note 2) 70
V I = 10A
(BR)R R
410 t <300s, I = 1.0mA
p F
Forward Voltage mV
V
F
1000
t <300s, I = 15mA
p F
Reverse Current (Note 2) I 100 nA t < 300s, V = 50V
R p R
Total Capacitance 2.0 pF
C V = 0V, f = 1.0MHz
T R
I = I = 10mA to I = 1.0mA,
F R R
Reverse Recovery Time 5.0 ns
t
rr
I = 0.1 x I , R = 100
rr R L
Notes: 1. Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch; pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which
can be found on our website at
BAS70W /-04 /-05 /-06
100 10,000
T = 125C
A
T = 75C
A 1,000
T = 25C
A
10
100
10
1.0
1
T = 0C
A
T = -40C
A
0.1 0.1
0 0.2 0.4 0.6 1.0 1.2 1.4 1.6
0.8 0 10 20 30 40 50 60 70
V , INSTANTANEOUS FORWARD VOLTAGE (V) V , INSTANTANEOUS REVERSE VOLTAGE (V)
F R
Fig. 1 Typical Forward Characteristics
Fig. 2 Typical Reverse Characteristics
1.8 250
1.6
200
1.4
1.2
150
1.0
0.8
100
0.6
0.4
50
0.2
0
0
20 35 0
0 5 10 15 25 30 40 40 80 120 160 200
V , DC REVERSE VOLTAGE (V) T , AMBIENT TEMPERATURE (C)
A
R
Fig. 3 Total Capacitance vs. Reverse Voltage Fig. 4 Power Derating Curve, Total Package
Ordering Information (Notes 5 & 6)
Part Number Case Packaging
BAS70W-7-F SOT-323 3000/Tape & Reel
BAS70W-04-7-F SOT-323 3000/Tape & Reel
BAS70W-05-7-F SOT-323 3000/Tape & Reel
BAS70W-06-7-F SOT-323 3000/Tape & Reel
Notes: 6. For packaging details, go to our website at