BD6934FV Datasheet, PDF (1/13 Pages) Rohm – Antenna Driver

Power Management IC Series for Automotive Body Control
Antenna Driver
BD6934FV
No.09039EBT03
●Description
This 1ch half-bridje pre-driver for 125kH_Z drive with a built-in oscillation circuit is equipped the driving current adjustment
function.
●Features
1)Pre-driver for driving MOS-FET
2)4MHz ceramic resonator or external pulse are available
3)Driving current adjustment function (Dependence on power supply voltage)
4)Stand-by current 0μA（typ.）
5)Built-in the resistance between Gate to Source of FET
6)Built-in FET synchro on protect
7)Built-in thermal shutdown
8)Built-in under voltage lockout protection(UVLO)
●Applications
Usable in driving low frequency , the likes of TPMS and smart entry system.
●Absolute Maximum Ratings（Ta=25℃）
Parameter
Symbol
Rating
Unit
Supply voltage
Vcc1,Vcc2
12
V
Power dissipation
Pd
562 ＊
mW
Operating temperature range
T_opr
-40～85
℃
Storage temperature range
T_stg
-55～150
℃
Junction temperature
T_jmax
150
℃
＊Reduced by 4.496mW/℃,when mounted on a glass epoxy board (70mm×70mm×1.6mm)
●Operating range (Ta=25℃)
Parameter
Symbol
Operating range
Unit
Supply voltage
Vcc1,Vcc2
3.5～8
V
RP,RN voltage
Vrp,Vrn
VCC2
V
XOUT,RT,CT voltage
Vxout,Vrt,Vct
VCC1
V
Input voltage
V_IN
-0.3～VCC1
V
*This product described in this specification isn’t judged whether it applies to COCOM regulations.
It should not be exported without authorization from the appropriate government.
*This product is not designed for protection against radioactive rays.
*Status of this document
The Japanese version of this document is the formal specification.
A customer may use this translation version only for a reference to help reading the formal version.
If there are any differences in translation version of this document, formal version takes priority.
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2009.09 - Rev.B