1
Publication date: April 2004 SKH00061BED
Schottky Barrier Diodes (SBD)
MA3S781D (MA781WA), MA3S781E (MA781WK)
Silicon epitaxial planar type
For high speed switching
■ Features
•
Two MA3S781 (MA781) is contained in one package
•
High-density mounting is possible
•
Low forward voltage V
F
■ Absolute Maximum Ratings T
a
= 25°C
Parameter Symbol Rating Unit
Reverse voltage V
R
30 V
Maximum peak reverse voltage
V
RM
30 V
Forward current
Single I
F
30 mA
Double 20
Peak forward current
Single I
FM
150 mA
Double 110
Junction temperature T
j
125 °C
Storage temperature T
stg
−55 to +125 °C
Parameter Symbol Conditions Min Typ Max Unit
Forward voltage V
F1
I
F
= 1 mA 0.4 V
V
F2
I
F
= 30 mA 1.0
Reverse current I
R
V
R
= 30 V 1 µA
Terminal capacitance C
t
V
R
= 1 V, f = 1 MHz 1.5 pF
Reverse recovery time
*
t
rr
I
F
= I
R
= 10 mA 1.0 ns
I
rr
= 1 mA, R
L
= 100 Ω
Detection efficiency η V
IN
= 3 V
(peak)
, f = 30 MHz 65 %
R
L
= 3.9 kΩ, C
L
= 10 pF
■ Electrical Characteristics T
a
= 25°C ± 3°C
Bias Application Unit (N-50BU)
90%
Pulse Generator
(PG-10N)
R
s
= 50 Ω
Wave Form Analyzer
(SAS-8130)
R
i
= 50 Ω
t
p
= 2 µs
t
r
= 0.35 ns
δ = 0.05
I
F
= 10 mA
I
R
= 10 mA
R
L
= 100 Ω
10%
Input Pulse Output Pulse
I
rr
= 1 mA
t
r
t
p
t
rr
V
R
I
F
t
t
A
EIAJ: SC-81
SSMini3-F2 Package
Marking Symbol
• MA3S781D: M2P • MA3S781E: M2R
Internal Connection
12
3
12
3
D
E
MA3S781D MA3S781E
1 Cathode 1 Anode 1
2 Cathode 2 Anode 2
3 Anode Cathode
Unit: mm
0.28±0.05
3
12
0.28
±0.05
(0.80)
1.60
+0.05
–0.03
0.12
+0.05
–0.02
0.60
+0.05
–0.03
(0.80)
(0.51) (0.51)
0 to 0.1
(0.15)
3˚
(0.44)(0.44)
0.88
(0.375)
+0.05
–0.03
0.80±0.05
(0.80)
1.60
±0.05
3˚
Note) 1.
Measuring methods are based on JAPANESE INDUSTRIAL STANDARD JIS C 7031 measuring methods for diodes.
2. This product is sensitive to electric shock (static electricity, etc.). Due attention must be paid on the charge of a human body
and the leakage of current from the operating equipment.
3. Absolute frequency of input and output is 2 GHz. 4.
*
: t
rr
measurement circuit
Note) The part numbers in the parenthesis show conventional part number.
This product complies with the RoHS Directive (EU 2002/95/EC).
