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KEC |
SEMICONDUCTOR
TECHNICAL DATA
VHF UHF BAND RF ATTENUATOR APPLICATIONS.
AGC FOR AM/FM TUNER.
FEATURES
Low Capacitance : CT=0.25[pF] (Typ.)
Low Series resistance : rS=7[ ] (Typ.).
Designed for low Inter Modulation.
MAXIMUM RATING (Ta=25 )
CHARACTERISTIC
SYMBOL RATING
Reverse Voltage
Forward Current
Junction Temperature
Storage Temperature Range
VR 50
IF 50
Tj 150
Tstg -55 150
UNIT
V
mA
KDV172S
SILICON EPITAXIAL PIN TYPE DIODE
E
L BL
23
1
PP
DIM
A
B
C
D
E
G
H
J
K
L
M
N
P
MILLIMETERS
2.93+_ 0.20
1.30+0.20/-0.15
1.30 MAX
0.45+0.15/-0.05
2.40+0.30/-0.20
1.90
0.95
0.13+0.10/-0.05
0.00 ~ 0.10
0.55
0.20 MIN
1.00+0.20/-0.10
7
M
1. ANODE 2
2. ANODE 1
3. CATHODE 1 / CATHODE 2
3
21
SOT-23
ELECTRICAL CHARACTERISTICS (Ta=25 )
CHARACTERISTIC
SYMBOL
Reverse Voltage
Reverse Current
Forward Voltage
Total Capacitance
VR
IR
VF
CT
Series Resistance
rs
TEST CONDITION
IR=10 A
VR=50V
IF=50mA
VR=50V, f=1MHz
IF=10mA, f=100MHz
MIN.
50
-
-
-
-
TYP.
-
-
0.95
0.25
7.0
MAX.
-
0.1
-
-
-
UNIT
V
A
V
pF
Marking
UEType Name
Lot No.
w20w0w7.D7a. t2aSheet4U.net
Revision No : 0
1/2
KDV172S
C T - VR
2
f=1MHz
Ta=25 C
1
0.5
0.3
0.1
1
35
10
30 50
REVERSE VOLTAGE VR (V)
rs - IF
2k
1k
500
300 0.4
0.6
100 0.8
50
30
f=0.2GHz
1.0
10
5
2
10µ
100µ
f=0.2GHz
1m
Ta=25 C
1.0
0.8
0.6
0.4
10m 50m
FORWARD CURRENT I F (A)
2007. 7. 2
Revision No : 0
2/2
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