BD8203EFV(2010) 데이터 시트보기 (PDF) - ROHM Semiconductor
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BD8203EFV Datasheet PDF : 22 Pages
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BD8203EFV
●Block Diagram
Technical Note
40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21
SGND
SGND SGND
VC
SGND
STBY
VC
VC
VC
VC
OPVCC
VC
SGND
SGND
LEVEL
SHIFT
SGND
PREVCC
+8V
PGND
LEVEL
SHIFT
LEVEL
SHIFT
PREVCC
+8V
LEVEL
SHIFT
PGND
Loading
Control
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
●Pin Description
No. Symbol
Description
No. Symbol
HTSSOP-B40
Description
1 SGNT Signal GNT
40
SGNT Signal GNT
2 REG5 REG5V Output
39 REGVAR REGVAR output
3 PREVCC PRE part, REG circuit, power supply terminal(+8V) 38 REGVARVCC REGVAR Tr power supply terminal
4 PVCC1 Power supply 1
37 REGCTL REGVAR Output changeability input terminal
5 PGNT Power GNT
36 REGRST REG Reset input
6 VO1+ CH1(FCS) Positive output
35
TSDM Thermal shutdown flag output
7
VO1- CH1(FCS) Negative output
34
MUTE4 MUTE CH4(SPDL)
8 VO2+ CH2(TRK) Positive output
33 MUTE123 MUTE CH1,2,3
9
VO2- CH2(TRK) Negative output
32
SGNT Signal GNT
10 VO3+ CH3(SLD) Positive output
31
SGNT Signal GNT
11 VO3- CH3(SLD) Negative output
30
OPOUT General purpose OP amplifier output
12 VO4+ CH4(SPDL) Positive output
29
OPIN- General purpose OP amplifier reversing input
13 VO4- CH4(SPDL) Negative output
28
OPIN+ General purpose OP amplifier non-reversing input
14 VO5+ CH5(LOAD) Positive output
27
VSPDL Voltage detection value output between VO4 outputs
15 VO5- CH5(LOAD) Negative output
26
VCI
Standard voltage (Vc) input
16 PGNT Power GNT
25
VCO
Standard voltage (Vc) output
17 PVCC2 Power supply 2
24
IN1
CH1(FCS) input
18 VCTL CH5(LOAD) Voltage control input
23
IN2
CH2(TRK)input
19 FWD CH5(LOAD) FWD input
22
IN3
CH3(SLD)input
20
RVS CH5(LOAD) RVS input
21
IN4
CH4(SPDL)input
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4/21
2010.02 - Rev.A
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