1T412 Datasheet PDF - Sony Corporation

Part Number 1T412
Description Variable Capacitance Diode
Manufacturers Sony Corporation 
Logo Sony Corporation Logo 

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1T412 datasheet, circuit
Variable Capacitance Diode
The 1T412 is a variable capacitance diode
designed for electronic tuning of BS tuners using a
super-small-miniature flat package (SSVC).
Super-small-miniature flat package
Low series resistance: 1.8 Max. (f=470 MHz)
Large capacitance ratio: 5.7 Typ. (C2/C25)
Small leakage current: 10 nA Max. (VR=28 V)
Capacitance deviation in a matching group:
within 5 %
Electronic tuning of BS tuners
Silicon epitaxial planar type diode
Absolute Maximum Ratings (Ta=25 °C)
Reverse voltage
VR 30 V
Peak reverse voltage VRM
(RL 10 k)
Operating temperature Topr –20 to +75 °C
Storage temperature Tstg –65 to +150 °C
Electrical Characteristics
(Ta=25 °C)
Item Symbol Conditions
Min. Typ. Max. Unit
Reverse current
IR VR=28 V
10 nA
C2 VR=2 V, f=1 MHz
Diode capacitance
C25 VR=25 V, f=1 MHz
4.51 pF
0.77 pF
Capacitance ratio C2/C25
5.0 5.7
Series resistance
rs VR=1V, f=470 MHz
1.1 1.8
deviation in a
C VR=2 to 25 V, f=1 MHz
matching group
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.

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