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BD7904FS Datasheet(Hoja de datos) 6 Page - Rohm

No. de Pieza. BD7904FS
Descripción  5ch Power Driver for CD-ROM, DVD-ROM
Descarga  18 Pages
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Fabricante  ROHM [Rohm]
Página de inicio  http://www.rohm.com
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 6 page
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BD7904FS
Optical disc ICs
6/18
!
!
!
!
Electrical characteristics
(unless otherwise noted, Ta=25
°C, SLVDD=VCC=12V, DVCC=AVM=5V, VC=1.65V, SPRNF=0.33Ω, SLRNF=0.5Ω)
Circuit current
Quiescent current 1
Quiescent current 2
Quiescent current 3
Standby-on current 1
Standby-on current 2
Spindle driver block
〈 Hall bias 〉
Hall bias voltage
Spindle driver block
〈 Hall amplifier 〉
Input bias current
Minimum input level
Common mode input Range
Spindle driver block
〈 Torque control 〉
Input dead zone (one side)
Input output gain
Output ON resistor (upper)
Output ON resistor (lower)
Output limit current
PWM frequency
Spindle driver block
〈 FG output 〉
High voltage
Low voltage
Sled driver block
Input dead zone (one side)
Input output gain
Output ON resistor (upper)
Output ON resistor (lower)
Output limit current
PWM frequency
Actuator driver block
Output offset voltage
Output saturation voltage "H"
Output saturation voltage "L"
Voltage gain
IQ1
IQ2
IQ3
IST1
IST2
VHB
IHIB
VHIM
VHICM
VDZSP
gmSP
RONUSP
RONLSL
ILIMSL
fosc
VFGH
VFGL
VDZSL
gmSL
RONUSL
RONLSL
ILIMSL
fosc
VOFFT
VOHFT
VOLFT
GVFT
0.7
50
1
20
2.4
(0.8)
0.74
(0.24)
0
0.8
(0.4)
0.48
(0.24)
−50
16.0
11
9.5
3.5
2.2
0.65
1.2
1
50
3.0
(1.0)
0.6
0.35
0.95
(0.31)
100
4.9
0.1
10
1.0
(0.5)
1.5
0.9
0.62
(0.31)
100
0
0.45
0.45
17.5
19
16
6.5
3.7
1.0
1.6
5
4
90
3.6
(1.2)
1.0
0.7
1.16
(0.38)
40
1.2
(0.6)
2.0
1.4
0.76
(0.38)
50
0.8
0.8
19.0
mA
mA
mA
mA
mA
V
µA
mVPP
V
mV
A/V
(V/V)
A
(V)
kHz
V
V
mV
A/V
(V/V)
A
(V)
kHz
mV
V
V
dB
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Circuit
VCC (Loading OFF)
VCC (Loading ON)
DVCC
VCC
DVCC
IHB
=10mA
SPRNF
=0.33Ω
Ip
=500mA
Io
=500mA
SPRNF
=0.33Ω
100k
Ω pull up to DVCC
SLRNF
=0.5Ω
Io
=500mA
Io
=500mA
SLRNF
=0.5Ω
Io
=500mA
Io
=500mA
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
Fig1, 2
This product is not designed for protection against redioactive rays.




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