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BA891 Datasheet(PDF) 1 Page - Leshan Radio Company

Part No. BA891
Description  Band-switching diode
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Maker  LRC [Leshan Radio Company]
Homepage  http://www.lrc.cn/
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BA891 Datasheet(HTML) 1 Page - Leshan Radio Company

   
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LESHAN RADIO COMPANY, LTD.
S21–1/2
Band-switching diode
SOD523 SC-79
1
2
BA 891
2
ANODE
1
CATHODE
FEATURES
· Ultra small plastic SMD package
· Low diode capacitance: max. 1.05 pF
· Low diode forward resistance: max. 0.7
· Small inductance.
APPLICATIONS
· Low loss band-switching in VHF television tuners
· Surface mount band-switching circuits.
DESCRIPTION
The BA891 is a planar, high performance band-switching diode in the ultra small
SOD523 SMD plastic package.
LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
V R
continuous reverse voltage
35
V
II F
continuous forward current
100
mA
P tot
total power dissipation
T s =90°C
715
mW
T stg
storage temperature
-65
+150
°C
T j
junction temperature
-65
+150
°C
ELECTRICAL CHARACTERISTICS T j = 25°C unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
TYP.
MAX.
UNIT
V
F
forward voltage
I F =10 mA
1
V
I R
reverse current
V R =30 V
20
nA
C d
diode capacitance
f = 1 MHz; note 1; see Fig.1
V R = 1 V
0.8
1.05
pF
V R = 3 V
0.65
0.9
pF
r D diode forward resistance
f = 100 MHz; note 1; see Fig.2
I F = 3 mA
0.45
0.7
I F = 10 mA
0.36
0.5
L S
series inductance
0.6
-
nH
Note
1. Guaranteed on AQL basis; inspection level S4, AQL 1.0.
THERMALCHARACTERISTICS
SYMBOL
PARAMETER
VALUE
UNIT
Rth j-s
thermal resistance from junction to soldering-point
85
K/W


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