BA5947FP Rohm, BA5947FP Datasheet
BA5947FP
Manufacturer Part Number
BA5947FP
Description
Manufacturer
Rohm
Datasheet
1.BA5947FP.pdf
(2 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
BA5947FP-E2
Manufacturer:
ROHM
Quantity:
48 280
∗Derating : 13.6mW/˚C for operation above Ta=25˚C
∗On less than 3% (percentage occupied by copper foil), PCB (70mmx70mm, t=1.6mm) glass epoxy mounting.
Supply voltage
Power dissipation
Operating temperature range
Storage temperature range
Pre Vcc
Pow Vcc
Description
The BA5947FP is a 4-channel BTL driver
developed for compact disc players.
3 out of 4 channels are PWM input
direct connection type and incorporate
primary filter.
Applications
Compact disc players, Other optical disc appliances
Features
1) 4-channel BTL driver
2) Set space saving by adoption of HSOP28
3) Built-in OP amp.
4) Wide dynamic range
5) Built-in thermal shutdown circuit
6) High efficient supply voltage setting due to independent supply
7) For CH4, input pin can be switched by SW pin
Operating power supply voltage range (Ta=25˚C)
Absolute Maximum Ratings (Ta=25˚C)
(Pre Vcc, Pow Vcc of CH1, CH2 and Pow Vcc of CH3, CH4)
Parameter
Parameter
IC for Compact Disc Players
Symbol
Min.
Topr
Tstg
6.0
6.0
Vcc
Pd
BA5947FP
Typ.
-
-
-35
-55
Pre Vcc
Max.
13.2
Limits
13.5
1.7
~
~
+85
+150
∗
Unit
V
V
Dimension (Unit : mm)
Unit
˚C
˚C
W
V
28
1
0.8
5.15 ± 0.1
18.5 ± 0.2
16.0 ± 0.2
0.35 ± 0.1
HSOP28
0.08
M
15
14
0.1 S
0.25 ± 0.1
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BA5947FP Summary of contents
Page 1
... IC for Compact Disc Players Description The BA5947FP is a 4-channel BTL driver developed for compact disc players. 3 out of 4 channels are PWM input direct connection type and incorporate primary filter. Features 1) 4-channel BTL driver 2) Set space saving by adoption of HSOP28 3) Built-in OP amp. 4) Wide dynamic range ...
Page 2
... CC 50k 50k 50k 50k 9 POW V CC 50k 50k 8 Vref 7 6 100k 5 10k PIN3 4 50k H= L=OFF 2 3000pF Pre 1 Vcc BA5947FP FORWARD BIAS SPINDLE FORWARD REVERSE FORWARD OUT 1.75V TRACKING ERROR OUT DIGITAL SERVO Unit Conditions mA No load Vf=5V, Vr=0V mV VIN4=Vb V Vb= COIL COIL 15kΩ ...