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부품번호 | G1402 기능 |
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기능 | Stereo Headphone Power Amplifier | ||
제조업체 | Global Mixed-mode Technology | ||
로고 | |||
전체 8 페이지수
Global Mixed-mode Technology Inc.
G1402
Stereo Headphone Power Amplifier
Features
High performance Class AB amplifier
High signal-to-noise ratio
Low distortion
Low power consumption
Large output voltage swing
Excellent power supply ripple rejection
3.0V to 6.5V supply voltage range
Surface-Mount package-SOP 8
www.DataSheetA4Up.cpomlications
CD-ROM
DVD-ROM
CD-R/W
MP3
Portable Stereo
General Description
The G1402 is an output rail-to-rail stereo audio power
amplifier housed in a 8-pin SOP package capable of
delivering 125mW of continuous power into 16Ω loads
& 75mW into 32Ω loads with the THD <0.1% per
channel.
The gain setting of the amplifiers can simply achieve
by setting two external resistors RI (input resistor) & RF
(feedback resistor) promptly.
The G1402 is a dual channel, low voltage, low power,
and high performance amplifiers. The quiescent
current is 3mA @ 5V typically. With excellent AC
performance (small THD), it can be designed into a
wide range of headphone driving applications.
Ordering Information
ORDER
NUMBER
MARKING
TEMP.
RANGE
PACKAGE
G1402P1X G1402 -40°C to +85°C
SOP-8L
G1402P1Xf G1402 -40°C to +85°C SOP-8L (Pb free)
Note: X Specify the packing type
U: Tape & Reel
T: Tube
Pin Configuration
OUTA 1
INA(neg) 2
INA(pos) 3
VSS 4
G1402
8 VDD
7 OUTB
6 INB(neg)
5 INB(pos)
SYMBOL
OUTA
INA(neg)
INA(pos)
VSS
INB(pos)
INB(neg)
OUTB
VDD
PIN DESCRIPTION
1 output A
2 inverting input A
3 non-inverting input A
4 negative supply
5 non-inverting input B
6 inverting input B
7 output B
8 positive supply
Ver: 1.2
Jun 28, 2004
TEL: 886-3-5788833
http://www.gmt.com.tw
1
Global Mixed-mode Technology Inc.
G1402
Electrical Characteristics
CIN=2.2µF, COUT=330µF, Cb=1µF, Av=1, Ri=18k, Rf=18k ; Av=-2, Ri=18k, Rf=36k ; Av=-4, Ri=9k,Rf=36k,TA=25°C
10
5
2
1
0.5
%
0.2
www.DataSheet4U.com 0.1
0.05
THD+N vs Output Power
VDD=5V
RL=32Ω
Av=-1
20kHz
1kHz
0.02
0.01
1m
2m
20Hz
5m 10m 20m
W
50m 100m 200m
10
5
2
1
0.5
%
0.2
0.1
0.05
0.02
0.01
20
THD+N vs Frequency
VDD=5V
RL=32Ω
Po=50mW
Av=-2V/V
Av=-4V/V
Av=-1V/V
50 100 200
500
Hz
1k
2k
5k 10k 20k
10
5
2
1
0.5
%
0.2
0.1
0.05
THD+N vs Frequency
VDD=5V
RL=32Ω
Av=-1
Po=70mW
0.02 Po=60mW
0.01
20
50 100 200
500
Hz
1k
2k
5k 10k 20k
10
5
2
1
0.5
%
0.2
0.1
0.05
0.02
0.01
2m
THD+N vs Output Power
VDD=5V
RL=16Ω
Av=-1
20kHz
1kHz
20Hz
5m 10m 20m
W
50m
100m
200m
10
5
2
1
0.5
%
0.2
0.1
0.05
THD+N vs Frequency
VDD=5V
RL=16Ω
Po=50mW
Av=-2V/V
Av=-4V/V
0.02
0.01
20
Av=-1V/V
50 100 200
500
Hz
1k
2k
5k 10k 20k
10
5
2
1
0.5
%
0.2
0.1
THD+N vs Output Power
VDD=3.3V
RL=32Ω
Av=-1
20kHz
1kHz
0.05
0.02 20Hz
0.01
1m
2m
5m 10m 20m
W
50m 100m
Ver: 1.2
Jun 28, 2004
TEL: 886-3-5788833
http://www.gmt.com.tw
4
4페이지 Global Mixed-mode Technology Inc.
Electrical Characteristics (continued)
G1402
Supply Current vs.Supply Voltage
2.6
2.4
2.2
2
1.8
1.6
1.4
www.DataSheet4U.com
1.2
1
2.5
3.5 4.5 5.5
Supply Voltage(V)
6.5
Supply Current vs. Temperature
2.4
2.2
VDD=5V
2
1.8
1.6
1.4 VDD=3V
1.2
1
-50 -25
0 25 50 75 100 125
Temperature (°C)
Offset Voltage vs. Supply Voltage
5
4.8
4.6
4.4
4.2
4
3.8
3.6
3.4
3.2
3
2.5
3.5 4.5 5.5
Supply Voltage (V)
6.5
Offset Voltage vs.Temperature
5
4.5
4 VDD=3V
3.5
VDD=5V
3
2.5
2
-50 -25
0 25 50 75 100 125
Temperature (°C)
350
300
250
200
150
100
50
0
0
Sinking Current vs. Vo-Vss
VDD=5V
VDD=3V
0.5 1 1.5 2 2.5 3
VO-Vss(V)
Ver: 1.2
Jun 28, 2004
7
Sourcing Current vs. VDD-Vo
350
300
VDD=5V
250
200
VDD=3V
150
100
50
0
0 0.5 1 1.5 2 2.5 3
VDD - VO(V)
TEL: 886-3-5788833
http://www.gmt.com.tw
7페이지 | |||
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부품번호 | 상세설명 및 기능 | 제조사 |
G1401 | Stereo Headphone Power Amplifier | Global Mixed-mode Technology |
G1402 | Stereo Headphone Power Amplifier | Global Mixed-mode Technology |
DataSheet.kr | 2020 | 연락처 | 링크모음 | 검색 | 사이트맵 |