參數(shù)資料
型號: TPA4860DRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 1.1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO16
封裝: GREEN, PLASTIC, MS-012AC, SOIC-16
文件頁數(shù): 21/27頁
文件大?。?/td> 632K
代理商: TPA4860DRG4
www.ti.com
ELECTRICAL CHARACTERISTICS
OPERATING CHARACTERISTICS
TPA4860
SLOS164B – SEPTEMBER 1996 – REVISED JUNE 2004
at specified free-air temperature range, V
DD = 3.3 V (unless otherwise noted)
TPA4860
PARAMETER
TEST CONDITIONS
UNIT
MIN
TYP
MAX
VOO
Output offset voltage (measured differentially)
See (1)
5
20
mV
Supply ripple rejection ratio
VDD = 3.2 V to 3.4 V
75
dB
IDD
Quiescent current
2.5
mA
IDD(M)
Quiescent current, mute mode
750
A
IDD(SD)
Quiescent current, shutdown mode
0.6
A
VIH
High-level input voltage (HP-IN)
1.7
V
VIL
Low-level input voltage (HP-IN)
1.7
V
VOH
High-level output voltage (HP-SENSE)
IO = 100 A
2.5
2.8
V
VOL
Low-level output voltage (HP-SENSE)
IO = -100 A
0.2
0.8
V
(1)
At 3 V < VDD < 5 V the dc output voltage is approximately VDD/2.
V
DD = 3.3 V, TA = 25°C, RL = 8
TPA4860
PARAMETER
TEST CONDITIONS
UNIT
MIN
TYP
MAX
THD = 0.2%, f = 1 kHz,
AV = 2
350
mW
PO
Output power (1)
THD = 2%, f = 1 kHz,
AV = 2
500
mW
BOM
Maximum output power bandwidth
Gain = 10,
THD = 2%
20
kHz
B1
Unity-gain bandwidth
Open loop
1.5
MHz
BTL
f = 1 kHz
56
dB
Supply ripple rejection ratio
SE
f = 1 kHz
30
dB
Vn
Noise output voltage(2)
Gain = 2
20
V
(1)
Output power is measured at the output terminals of the device.
(2)
Noise voltage is measured in a bandwidth of 20 Hz to 20 kHz.
3
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