BA5955FP_1 Datasheet, PDF (1/6 Pages) Rohm – Power Driver for DVD-RAMs

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Structure
:
Product Name :
Device Name :
Silicon Monolithic Integrated Circuit
Power Driver for DVD-RAMs
BA5955FP
Features
: • 2-ch current feedback-type BTL driver
• Use of an HSOP25PIN power package allows downsizing of the set.
• A wide dynamic range
• A built-in thermal shutdown circuit installed.
• The pre stage (PRE part) and the output stage (POW part) are separated to
achieve an efficient drive.
• A built-in standby function installed.
{ ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
Parameter
Symbol
Power Supply Voltage
Vcc
Power Dissipation
Pd
Maximum Output
Current
Operating Temperature
Range
Storage Temperature
Range
Iomax
Topr
Tstg
Limits
Unit
18
Ì«
1.45^*1
W
1^*2
A
-35 to 85
°C
-55 to 150
°C
*1 When mounted on the glass/epoxy board with the size: 70 mm×70 mm, the thickness: 1.6 mm, and
the rate of copper foil occupancy area: 3% or less.
Over Ta=25°C, derating at the rate of 11.6mW/°C.
*2 The power dissipation should be specified within the ASO range.
{ OPERATING CONDITIONS
Parameter
Pre-stage Power Supply
Voltage
Output-stage Power
Supply Voltage
Symbol
PreVcc
PowVcc
Limits
Unit
PowVcc+3 to 14 V
4.5 to 11
V
This product has not been checked for the strategic materials (or service) defined in the Foreign
Exchange and Foreign Trade Control Low of Japan so that a verification work is required before
exporting it.
Not designed for radiation resistance.
REV. A