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Fast Recovery Diodes (FRD)
MA3U649
Silicon planar type (cathode common)
For high-frequency rectification
■ Features
•
Small U-type package for surface mounting
•
Low-loss type with fast reverse recovery time t
•
Cathode common dual type
■ Absolute Maximum Ratings Ta = 25°C
Parameter Symbol Rating Unit
Repetitive peak reverse voltage
Non-repetitive peak reverse V
surge voltage
1
Average forward current
*
Non-repetitive peak forward I
2
surge current
*
Junction temperature T
Storage temperature T
Note) 1. *1:TC = 25°C
*2: Half sine-wave; 10 ms/cycle
V
I
F(AV)
RRM
RSM
FSM
j
stg
rr
200 V
200 V
5A
40 A
−40 to +150 °C
−40 to +150 °C
1.8 ± 0.1
7.3 ± 0.1
0.93 ± 0.1
2.5 ± 0.1
123
6.5 ± 0.1
5.3 ± 0.1
4.35 ± 0.1
2.3 ± 0.1
4.6 ± 0.1
0.8 max.
0.75 ± 0.1
1.0 ± 0.1
Unit : mm
2.3 ± 0.1
0.1 ± 0.05
0.5 ± 0.1
1 : Anode
2 : Cathode
(Common)
3 : Anode
U-Type Package
0.5 ± 0.1
1.0 ± 0.2
■ Electrical Characteristics Ta = 25°C
Parameter Symbol Conditions Min Typ Max Unit
Repetitive peak reverse current I
Forward voltage (DC) V
2
Reverse recovery time
Thermal resistance
*
1
*
Note) 1. Rated input/output frequency: 200 MHz
2. *1:TC = 25°C
*2:trr measuring circuit
50 Ω
D.U.T
5.5 Ω
50 Ω
RRM1
I
RRM2
R
F
t
rr
th(j-c)
V
= 200 V, TC = 25°C20µA
RRM
V
= 200 V, Tj = 150°C2mA
RRM
IF = 2.5 A, TC = 25°C 0.98 V
IF = 1 A, IR = 1 A 30 ns
Direct current (between junction and case)
t
rr
I
F
0.1 × I
I
R
R
12.5 °C/W
1
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MA3U649
Fast Recovery Diodes (FRD)
IF V
10
Ta = 150°C
1
)
A
(
−1
10
F
−2
10
−3
10
F
Forward current I
−4
10
−5
10
0 0.2 0.4 0.6 0.8 1.0 1.2
Forward voltage VF (V
IR T
10 000
1 000
)
µA
(
R
100
a
–20°C
100°C
25°C
)
VR = 200 V
100 V
10 V
VF T
1.6
1.4
)
1.2
V
(
F
1.0
0.8
0.6
0.4
Forward voltage V
0.2
0
−40 0 40 80 120 160 200
a
Ambient temperature Ta
Ct V
30
)
pF
(
t
20
R
f = 1 MHz
T
IF = 5 A
2.5 A
1 A
(°C)
= 25°C
a
IR V
4
10
3
10
Ta = 150°C
R
)
µA
(
2
10
R
10
1
100°C
25°C
Reverse current I
−1
10
−2
10
0 50 100 150 200 250 300
Reverse voltage VR (V
)
10
Reverse current I
1
0.1
−40 0 40 80 120 160 200
Ambient temperature Ta
(°C)
10
Terminal capacitance C
0
0 50 100 150 200 250 300
Reverse voltage VR (V
)
2
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