CS4230 ch v1.0 - dzsc.comfile2.dzsc.com/product/17/08/15/1125865_165354523.pdf2015/08/17 ·...
Transcript of CS4230 ch v1.0 - dzsc.comfile2.dzsc.com/product/17/08/15/1125865_165354523.pdf2015/08/17 ·...
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CS4230EChipstar Micro electronics-���������
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CS4230E
10
20
30
40
50
60
70
80
90
0 500 1000 1500 2000
2.8 3.0 3.5 4.0 4.5 5.0
Output vs Efficiency
Output[mW]
Output vs Efficiency
Power supply voltage vs Current
Power supply voltage V[ ]
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V =3.6V R =4 +33 HDD L Ω μ D MODE V =4.2V R =4 +33 HDD L Ω μ D MODE
10
20
30
40
50
60
70
80
90
0 500 1000 1500 2000
Output[mW]
5.5
Pow
er
Curr
ent(
mA
)
2.6
2.8
3.0
3.2
3.4
No load
R =4 +33 H D MODEL Ω μ
THD+N=1% 1kHz NCN OFF
Power supply voltage vs Output
2.5 3.0 3.5 4.0 4.5
Power supply voltage V[ ]
5.0
Outp
ut P
ow
er
(W)
2
3
4
5
1
6
R =4 +33 HL Ω μ D MODETHD+N=10% 1kHz NCN OFF
Power supply voltage vs Output
2.5 3.0 3.5 4.0 4.5
Power supply voltage V[ ]
5.0
Outp
ut P
ow
er
(W)
2
3
4
5
1
6
( Ω μRL=4 +33 H, NCN OFF, D MODE)TA 25 C,=
Po W D MODE=1
Frequency Response
20 100 1000
Frequency Hz[ ]
10k 20k
Gain
(dB
)
4
8
12
16
0
20
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CS4230EChipstar Micro electronics-���������
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CS4230E
20 100 1000
Frequency vs THD N+
Frequency Hz[ ]
TH
D+
N(%
)
0.05
0.2
1.0
5.0
0.01
0.1
10
10k 20k 20 100 1000
Frequency Hz[ ]
10k 20k
TH
D+
N(%
)
0.05
0.2
1.0
5.0
0.01
0.1
10
Frequency vs THD N+
V =4.2V R =4 +33 H NCN OFFDD L Ω μ0.2W
1.0W
0.5W
0.2W
0.5W
1.0W
V =3.6V R =4 +33 H NCN OFFDD L Ω μ
Output vs THD N+
30 180 6 00 2 000 3600
Output[mW]
TH
D+
N(%
)
0.05
0.2
1.0
5.0
V =3.6V R =4 +33 H NCN OFF D MODEDD L Ω μ V =4.2V R =4 +33 H NCN OFF D MODEDD L Ω μ
300 3000
0.01
0.1
10
20
Output vs THD N+
40 400 2 04 0 30 00 4800
Output[mW]
8 00 4000T
HD
+N
(%)
0.05
0.2
1.0
5.0
0.01
0.1
10
20
- 80
- 70
- 60
- 50
- 40
- 30
- 20
- 10
0
Frequency vs PSRRFrequency vs CMRR
20 100 1000
Frequency Hz[ ]
10k 20k20 100 1000
Frequency Hz[ ]
10k 20k
CM
RR
dB
)
PS
RR
dB
)
- 80
- 70
- 60
- 50
- 40
- 30
- 20
- 10
VDD V=3.6
VDD V=4.2
VDD V=3.6
VDD V=4.2
������( RL=4 +33 H, NCN OFF, D MODE)Ω μTA 25 C,=
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CS4230E EMI Spectrum
AM
PL
ITU
DE
dB
uV
/m)
(
FREQUENCY(MHZ)
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IO (>1.8V)
C TR L
0.1uF
R1
R2
V CTRL=V IO*R 2/
(R1+R2)