BA5830FM Ver la hoja de datos (PDF) - ROHM Semiconductor
Número de pieza
componentes Descripción
Fabricante
BA5830FM Datasheet PDF : 5 Pages
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○ APPLICATION CIRCUIT DIAGRAM
28 27 26 25 24 23 22
21 20 19 18 17 16 15
BIAS
PreVcc
10k
L
H
1.65V
20k
20k
10k
10k
2.4V
PreGND
LD/SLED
20k CONTROL
Pow
GND
Pow
Vcc2
H
L
10k
10k
10k
10k
CH4
CH3
10k
10k
10k
10k
+- +- +- +-
10k
10k
10k
10k
Level shifter
T.S.D
Level shifter
Level shifter
Level shifter
10k
10k
10k
10k
MUTE
CONTROL PowGND
+-
PowVcc1
+-
10k
+-
10k
+-
10k
10k
CH1
CH2
1
2
3
4
5
6
7
8
9 10 11 12 13 14
○ Pin Description
T.S.D：Thermal shutdown
Resistance unit：[Ω]
No. Pin name
Pin description
No. Pin name
Pin description
1 OPIN2(-) CH2 Pre OP amplifier invert input
15
VO3(+)
Driver CH3 positive output
2 OPOUT2 CH2 Pre OP amplifier output
16
VO3(-)
Driver CH3 negative output
3 OPIN1(-) CH1 Pre OP amplifier invert input
17
VO4(+)
Driver CH4 positive output
4 OPOUT1 CH1 Pre OP amplifier output
18
VO4(-)
Driver CH4 negative output
5
REG-B Connect to external Tr. Base
19 PowVcc2 CH3,4 Power Block VCC
6 REG(+) Regulator terminal of output feedback
20 PowGND Power Block GND
7 PreGND Pre Block and Regulator GND
21
CNT
Control terminal
8
MUTE Mute terminal
22
LDIN
Loading input
9 PowGND Power Block GND
23 OPOUTSL SLED Pre OP amplifier output
10 PowVcc1 CH1,2 Power Block VCC
24 OPINSL(-) SLED Pre OP amplifier invert input
11 VO1(-) Driver CH1 negative output
25 OPOUT3 CH3 Pre OP amplifier output
12 VO1(+) Driver CH1 positive output
26 OPIN3(-) CH3 Pre OP amplifier invert input
13 VO2(-) Driver CH2 negative output
27
BIAS
BIAS input
14 VO2(+) Driver CH2 positive output
28
PreVcc
Pre-Block VCC
Note ) When PIN2,4,22,25 is high(“H”), the positive output pin of the driver is high(“H”) and the negative output pin is low(“L”).
When PIN23 is high(“H”), the positive output pin of CH4 is low(“L”) and negative output pin is high(“H”).
REV. A
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