参数资料
型号: MAX97200AEWC+T
厂商: Maxim Integrated Products
文件页数: 7/13页
文件大小: 0K
描述: IC HEADPHONE AMPLIFIER 12WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
系列: DirectDrive®
类型: H 类
输出类型: 耳机,2-通道(立体声)
在某负载时最大输出功率 x 通道数量: 45mW x 2 @ 16 欧姆
电源电压: 1.62 V ~ 1.98 V
特点: 消除爆音;关闭
安装类型: 表面贴装
供应商设备封装: 12-WLP
封装/外壳: 12-WFBGA,WLCSP
包装: 标准包装
其它名称: MAX97200AEWC+TDKR
Low-Power, Low-Offset, Dual Mode, Class H
DirectDrive Headphone Amplifier
MAX97200
3
ELECTRICAL CHARACTERISTICS (continued)
(VPVIN = 1.8V, VPGND = VGND = 0V, VSHDN = 1.8V, C1 = C2 = C3 = 1FF, C4 = 10FF, TA = TMIN to TMAX, unless otherwise noted.
Typical values are at TA = +25NC) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Output Voltage Threshold
VTH2
RL = J, output voltage at which the
charge pump switches modes, VOUT
rising, transition from high-efficiency
mode to high-power mode
Q
PVIN
x
0.24
V
Charge-Pump Mode Transition
Timeouts (Figure 2)
tHOLD
Time it takes for the charge pump to
transition from high-power mode to
high-efficiency mode; RL = J
32
ms
tRISE
Time it takes for the charge pump to
transition from high-efficiency mode to high-
power mode (90% of its value); RL = J
20
F
s
AMPLIFIER
Voltage Gain
AV
MAX97200A
2.75
2.92
3.09
dB
MAX97200B
-0.17
0
+0.17
Maximum Output Voltage
RL = 10kI, THD+N = 1%
1.295
VPK
RL = 10kI, THD+N = 10%
1.44
Channel-to-Channel Gain
Matching
Q
0.1
dB
Total Output Offset Voltage
VOS
TA = +25NC
Q
0.1
Q
0.3
mV
Input Resistance
RIN
MAX97200A
6
10
14
kI
MAX97200B
7.2
12
16.8
Power-Supply Rejection Ratio
PSRR
VPVDD = 1.62V to 1.98V, TA = +25NC
62
83
dB
100mVP-P ripple
fIN = 217Hz
96
fIN = 1kHz
94
fIN = 20kHz
61
Output Power
POUT
THD+N = 1%
RL = 10kI
0.16
mW
RL = 32I
34
RL = 16I
45
Line Output Voltage
VLINE
RL = 10kI
1
VRMS
Total Harmonic Distortion Plus
Noise
THD+N
RL = 16I, POUT = 0.1mW, fIN = 1kHz (Note 3)
0.02
%
RL = 16I, POUT = 10mW, fIN = 1kHz (Note 4)
0.003
RL = 10kI, VOUT = 1V, fIN = 1kHz (Note 4)
0.008
Output Noise
VN
Inputs grounded, A-weighted, MAX97200A
5.6
F
V
Inputs grounded, A-weighted, MAX97200B
4.7
Signal-to-Noise Ratio
SNR
A-weighted, MAX97200B
105
dB
Click-and-Pop Level
VCP
RL = 32I, peak
voltage, A-weighted,
32 samples/second,
MAX97200B
Into shutdown
80
dBV
Out of shutdown
68
Crosstalk
XTALK
RL = 16I, 1kHz, POUT = 5mW
100
dB
Maximum Capacitive Load
200
pF
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