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RLS139
Diodes
Low-leakage Switching Diode
RLS139
!External dimensions (Units : mm)
!Applications
High speed switching
!Features
1) High reliability.
2) Small surface areas mounting type. (LLDS (LL-34) )
3) The typical reverse current is extrermely low of
0.45nA.
CATHODE BAND
0.4
φ1.4±0.1
0.4
3.4
+0.2
−0.1
φ1.5Max.
ROHM : LLDS
JEDEC : LL-34
Common : mini-MELF
!Construction
Silicon epitaxial planar
!Absolute maximum ratings (Ta=25°C)
Parameter
Symbol
Limits
Unit
Peak reverse voltage
VRM
90
V
DC reverse voltage
VR
80
V
Peak forward current
IFM
400
mA
mA
Mean rectifying current
Surge current (1ms)
Power dissipation
IO
130
Isurge
600
mA
P
300
mW
Junction temperature
Tj
175
˚C
Storage temperature
Tstg
−65~+175
˚C
!Cathode band colors
Type
1st Color Band 2nd Color Band
RLS139
Gray
Gray
!Electrical characteristics (Ta=25°C)
Parameter
Symbol
Min.
Typ.
Max.
Forward voltage
VF
Reverse current
IR
Capacitance between terminals
Reverse recovery time
Unit
Conditions
-
1.0
1.2
V
IF=100mA
-
0.45
20
nA
VR=30V
CT
-
2
5
pF
VR=0.5V, f=1MHz
trr
-
30
50
ns
VR=6V, IF =10mA, RL =50Ω
RLS139
Diodes
50
50
20
10
5
2
0.5
0.2
0
25˚C
−25˚C
1
100˚C
20
75˚C
10
5
50˚C
2
1
Ta=25˚C
0.5
0.2
0.1
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
5
10
FORWARD VOLTAGE : VF (V)
Fig. 1 Forward characteristics
VR=6V
Ta=25˚C
Irr=1/10IR
25
30
35
40
75
50
25
5
10
15
20
25
30
Fig. 4 Reverse recovery time
characteristics
0.01µF
Single pulse
4
2
1m
10m
100m
1
PULSE WIDTH : Tw (ms)
10
Fig.5 Surge current characteristics
D.U.T.
50Ω
3
2
1
0
0
5
10
15
20
25
30
Fig. 3 Capacitance between
terminals characteristics
5kΩ
PULSE GENERATOR
OUTPUT 50Ω
4
Fig. 2 Reverse characteristics
6
FORWARD CURRENT : IF (mA)
f=1MHz
5
REVERSE VOLTAGE : VR (V)
8
0
0.1m
6
REVERSE VOLTAGE : VR (V)
PULSE
SURGE CURRENT : Isurge (A)
REVERSE RECOVERY TIME : trr (ns)
20
10
100
0
0
15
CAPACITANCE BETWEEN TERMINALS : CT (pF)
100
100
REVERSE CURRENT : IR (nA)
200
125˚C
75˚C
FORWARD CURRENT : IF (mA)
!Electrical characteristics curves (Ta=25°C)
SAMPLING
OSCILLOSCOPE
Fig. 6 Reverse recovery time (trr) measurement circuit
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