ROHM RLS4150

RLS4148 / RLS4150 / RLS4448
Diodes
Switching diode
RLS4148 / RLS4150 / RLS4448
∗This product is available only outside of Japan.
!External dimensions (Units : mm)
!Applications
High-speed switching
CATHODE BAND
0.4
0.4
φ1.4±0.1
!Features
1) Small surface mounting type. (LLDS)
2) High speed.
3) For surface mounting.
4) High reliability.
3.4
+0.2
−0.1
φ1.5Max.
ROHM : LLDS
EIAJ : −
JEDEC : LL-34
!Construction
Silicon epitaxial planar
!Absolute maximum ratings (Ta = 25°C)
Type
VRM
(V)
VR
(V)
IFM
(mA)
IO
(mA)
IF
(mA)
IFSM
1µs
(A)
P
(mW)
Tj
(°C)
Topr
(°C)
Tstg
(°C)
RLS4148
100
75
450
150
200
2
500
200
−65~+200
−65~+200
RLS4150
50
50
600
200
250
4
500
200
−65~+200
−65~+200
RLS4448
100
75
450
150
200
2
500
200
−65~+200
−65~+200
!Electrical characteristics (Ta = 25°C)
BV (V)Min.
VF (V)
Type
@
1mA
@
5mA
RLS4148
RLS4150
RLS4448
@
@
@
@
10mA 50mA 100mA 200mA
1.0
0.66
0.76
0.54
0.62
0.74
0.86
0.82
0.92
0.62
0.72
1.0
0.87
1.0
@
5µA
@
100µA
75
100
−
−
The upper figure is the minimum VF and the lower figure is the maximum VF value.
IR (µA)Max.
@25°C
VR (V)
0.025
20
5.0
75
50
0.1
100
0.025
5.0
VR=0
f=1MHz
trr (ns)
VR=6V
IF=10mA
RL=100Ω
Cr (pF)
@150°C
VR (V)
50.0
20
4
4
50
100.0
50
2.5
4
20
75
50.0
20
4
4
RLS4148 / RLS4150 / RLS4448
Diodes
100
REVERSE CURRENT : IR (nA)
20
10
5
2
1
0.5
0.2
0
100°C
3 000
Ta=12
5°C
Ta=75
°C
Ta=25°C
Ta=−25
°C
FORWARD CURRENT : IF (mA)
50
1 000
70°C
300
50°C
100
30
Ta=25°C
10
3
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
20
FORWARD VOLTAGE : VF (V)
Fig.1 Forward characteristics
60
80
100 120
SURGE CURRENT : Isurge (A)
2
1
PULSE
Single pulse
50
20
10
5
2
0
0
10
20
1
0.1
30
D.U.T.
5Ω
PULSE GENERATOR
OUTPUT 50Ω
50Ω
SAMPLING
OSCILLOSCOPE
INPUT
100ns
OUTPUT
trr
0.1IR
0
IR
10
100
1 000
10 000
Fig.5 Surge current characteristics
Fig.4 Reverse recovery time
characteristics
0.01µF
1
PULSE WIDTH : Tw (ms)
FORWARD CURRENT : IF (mA)
Fig.6 Reverse recovery time (trr) measurement circuit
f=1MHz
2.5
2.0
1.5
1.0
0.5
0
0
5
10
15
20
25
30
Fig.3 Capacitance between
terminals characteristics
100
VR=6V
Irr=1/10IR
3.0
REVERSE VOLTAGE : VR (V)
Fig.2 Reverse characteristics
3
REVERSE RECOVERY TIME : trr (ns)
40
REVERSE VOLTAGE : VR (V)
CAPACITANCE BETWEEN TERMINALS : CT (pF)
!Electrical characteristic curves (Ta = 25°C)