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参数资料
| 型号： | G1421 |
| 英文描述： | 2-W stereo audio power OP amplifier with no headphone coupling capacitor function.|OP Amplifier Series |
| 中文描述： | 2 - W型立体声音频功率运算放大器，耦合电容没有耳机功能。|任择议定书放大器系列 |
| 文件页数： | 2/31页 |
| 文件大小： | 825K |
| 代理商： | G1421 |
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Ver: 1.1
May 23, 2003
TEL: 886-3-5788833
http://www.gmt.com.tw
2
G1421
Global Mixed-mode Technology Inc.
Absolute Maximum Ratings
Supply Voltage, V
CC
………………..…...………...…...6V
Operating Ambient Temperature Range
T
A
…….…………………………..….…….-40°C to +85°C
Maximum Junction Temperature, T
J
…..…………150°C
Storage Temperature Range, T
STG…
.…-65°C to+150°C
Soldering Temperature, 10seconds, T
S
…………..260°C
Power Dissipation
(1)
T
A
≤
25°C…………………………………………..2.7W
T
A
≤
70°C…………………………………………..1.7W
T
A
≤
85°C………………….……………………….1.4W
Electrostatic Discharge, V
ESD
Human body mode
Lout- pin………………………..…………-8000 to 8000V
Other pins………………………………...-3000 to 3000
(2)
Note:
(1)
: Recommended PCB Layout.
(2)
: Human body model : C = 100pF, R = 1500
, 3 positive pulses plus 3 negative pulses
Electrical Characteristics
DC Electrical Characteristics, T
A
=+25°C
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP MAX
5.5
6.5
7
3.5
8
4
5
8
6.5
4
2
UNIT
V
DD
=3.3V
V
DD
= 5V
HP-IN
HP-IN
Stereo BTL
Stereo SE
Stereo BTL
Stereo SE
7
8
9
V
DD
=3.3V
5.6
11
6.5
30
11
8
6.5
5
Supply Current
I
DD
V
DD
= 5V
mA
DC Differential Output Voltage
V
O(DIFF)
V
DD
= 5V,Gain = 2
mV
Stereo BTL
HP-IN
Stereo SE
Supply Current in Mute Mode
I
DD(MUTE)
V
DD
= 5V
mA
I
DD
in Shutdown
I
SD
V
DD
= 5V
μA
(AC Operation Characteristics, V
DD
= 5.0V, T
A
=+25°C, R
L
= 4
, unless otherwise noted)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP MAX
1.8
1.12
2
1.4
500
320
650
400
90
500
150
20
10
20
60
75
85
82
80
85
2
90
55
UNIT
THD = 1%, BTL, R
L
= 4
THD = 1%, BTL, R
L
= 8
THD = 10%, BTL, R
L
= 4
THD = 10%, BTL, R
L
= 8
THD = 1%, SE, R
L
= 4
THD = 1%, SE, R
L
= 8
THD = 10%, SE, R
L
= 4
THD = 10%, SE, R
L
L = 8
THD = 0.5%, SE, R
L
= 32
P
O
= 1.6W, BTL, R
L
= 4
P
O
= 1W, BTL, R
L
= 8
P
O
= 75mW, SE, R
L
= 32
V
I
= 1V, RL = 10K
, G = 1
G = 1, THD =1%
R
L
= 4
, Open Load
f = 120Hz
f = 1kHz
P
O
= 500mW, BTL
Output noise voltage
W
Output power (each channel) see Note
P
(OUT)
mW
Total harmonic distortion plus noise
THD+N
m%
Maximum output power bandwidth
Phase margin
Power supply ripple rejection
Mute attenuation
Channel-to-channel output separation
Line/HP input separation
BTL attenuation in SE mode
Input impedance
Signal-to-noise ratio
Output noise voltage
Note :Output power is measured at the output terminals of the IC at 1kHz.
B
OM
PSRR
ZI
V
n
kHz
°
dB
dB
dB
dB
dB
M
dB
μV (rms)
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