MAXIMUM RATINGS (Each Diode)
Rating Symbol Value Unit
Reverse Voltag VR80 Vdc
Forward Current Io100 mAdc
Peak Forward Surge Current IFM(surge) 300 mAdc
Forward voltage (If = 100mA ) VF1.2 V
Reverse current (Vr = 70V ) IR0.1 uA
3
CATHODE
ANODE
1
ANODE 2
• Ultra high speed switching
• Suitable for high packing density layout.
• High reliability.
LDAN202UT1
SOT-323/SC-70
1
3
2
FEATURES
Dual Serise
Switching Diodes
Capacitance between terminals(f =1MHz) CT3.5 pF
Reverse recovery time(Vr= 6V,If=5 mA) Trr 4 nS
0
0
125
100
75
50
25
25 50 75 100 125 150
AMBIENT TEMPERATURE :Ta (ºC)
POWER DISSIPATION : P
d
/ P
d
Max.(%)
Fig.1 Power attenuation curve
−30ºC
0
0.1
0.2
0.5
1
2
5
10
20
50
0.2 0.4 0.6 0.8 1.0 1.2
0ºC
Ta=85ºC
25ºC
50ºC
FORWARD CURRENT : I
F
(mA)
FORWARD VOLTAGE : V
F
(V)
1.4 1.6
Fig.2 Forward characteristics
(P Type)
Ta=100ºC
0
75ºC
50ºC
25ºC
0ºC
−25ºC
1000
100
10
0.1
0.01
10 20 30 40 50
REVERSE CURRENT : I
R
(nA)
REVERSE VOLTAGE : V
R
(V)
1
Fig.3 Reverse characteristics
(P Type)
ELECTRICAL CHARACTERISTIC CURVES
LDAN202UT1-1/3
• Pb-Free package is available.
DEVICE MARKING AND ORDERING INFORMATION
Device Marking Shipping
LDAN202UT1 N 3000/Tape&Reel
LDAN202UT1G
(Pb-Free) N 3000/Tape&Reel
LESHAN RADIO COMPANY, LTD.
0
0.1
0.2
0.5
1
2
5
10
20
50
0.2 0.4 0.6 0.8 1.0 1.2
0ºC
−30ºC
Ta=85ºC
50ºC
25ºC
1.4 1.6
FORWARD CURRENT : I
F
(
mA)
FORWARD VOLTAGE : V
F
(
V)
Fig.4 Forward characteristics
(N Type)
REVERSE CURRENT : I
R
(nA)
REVERSE VOLTAGE : V
R
(V)
Fig.5 Reverse characteristics
(N Type)
0.01
100
1000
10
0.1
1
10 20 30 40 80706050
0
Ta=100°C
75°C
50°C
25°C
−25°C
0°C
0
0
4
2
246810121416
P Type
N Type
f=1MHz
CAPACITANCE BETWEEN TERMINALS : CT
(
pF)
REVERSE VOLTAGE : VR(V)
18 20
Fig.6 Capacitance between
terminals characteristics
0
0
10
9
8
7
6
5
4
3
2
1
10987654321
P Type
N Type
V
R
=
6V
REVERSE RECOVERY TIME : t
rr (
ns)
FORWARD CURRENT : I
F
(
mA)
Fig.7 Reverse recovery time
PULSE GENERATOR
OUTPUT 50ΩSAMPLING
OSCILLOSCOPE
50Ω
0.01µF
100ns
INPUT
D.U.T.
I
R
0.1I
R
t
rr
OUTPUT
0
5Ω
Fig.8 Reverse recovery time (trr) measurement circuit
LDAN202UT1-2/3
LESHAN RADIO COMPANY, LTD.
LDAN202UT1
LESHAN RADIO COMPANY, LTD.
0.7
1.9
0.028
0.65
0.025
0.65
0.025
inches
mm
0.075
0.035
0.9
NOTES:
1.
DIMENSION
I
NG AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
DIM MIN MAX MIN MA X
MILLIMETERSINCHES
A 0.071 0.087 1.80 2.20
K 0.017 REF 0.425 REF
L 0.026 BSC 0.650 BSC
N 0.028 REF 0.700 REF
S 0.079 0.095 2.00 2.40
B 0.045 0.053 1.15 1.35
C 0.032 0.040 0.80 1.00
D 0.012 0.016 0.30 0.40
G 0.047 0.055 1.20 1.40
H 0.000 0.004 0.00 0.10
J 0.004 0.010 0.10 0.25
CN
AL
D
G
SB
H
J
K
3
12
0.05 (0.002)
SC
-
70 / SOT
-
323
LDAN202UT1-3/3
LDAN202UT1
