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TPA6139A2RGTR 数据表(PDF) 5 Page - Texas Instruments

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部件名 TPA6139A2RGTR
功能描述  25mW Headphone Amplifier
Download  28 Pages
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制造商  TI1 [Texas Instruments]
网页  http://www.ti.com
标志 TI1 - Texas Instruments

TPA6139A2RGTR 数据表(HTML) 5 Page - Texas Instruments

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TPA6139A2
www.ti.com
SLOS700C – JANUARY 2011 – REVISED APRIL 2016
Product Folder Links: TPA6139A2
Submit Documentation Feedback
Copyright © 2011–2016, Texas Instruments Incorporated
7.5 Electrical Characteristics
VDD = 3.3 V, RLoad = 32 Ω, TA = 25°C, Charge pump: CCP = 1 μF (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
|VOS|
Output offset voltage
VDD = 3.3 V, input AC-coupled
0.5
1
mV
PSRR
Power-supply rejection ratio
70
80
dB
VOH
High-level output voltage
VDD = 3.3 V
3.1
V
VOL
Low-level output voltage
VDD = 3.3 V
–3.05
V
Vuvp_on
PVDD, under voltage detection
2.8
V
Vuvp_hysteresis
PVDD, under voltage detection,
hysteresis
200
mV
Fcp
Charge pump switching frequency
350
kHz
|IIH|
High-level input current, MUTE
VDD = 3.3 V, VIH = VDD
1
µA
|IIL|
Low-level input current, MUTE
VDD = 3.3 V, VIL = 0 V
1
µA
I (VDD)
Supply current, no load
VDD, MUTE = 3.3 V
25
mA
Supply current, MUTED
VDD = 3.3 V, MUTE = GND
25
mA
Tsd
Thermal shutdown
150
°C
Thermal shutdown hysteresis
15
°C
PO
Output Power, outputs in phase
THD+N = 1%, f = 1 kHz, 32-
Ω load
25
mW
VO
Output Voltage, outputs in phase
THD+N = 1%, f = 1 kHz, 32-
Ω load
0.9
Vrms
THD+N = 1%, f = 1 kHz, 600-
Ω load
2
THD+N
Total Harmonic distortion plus noise
f = 1kHz, 32-
Ω load, Po = 25 mW, –1x
gain
0.03%
THD+N
Total Harmonic distortion plus noise
f = 1kHz, 10-k
Ω load, Vo = 2 Vrms,
–1x gain
0.005%
ΔAV
Gain matching
Between left and right channels
0.25
dB
ZO
Output impedance when muted
MUTE = GND
1
Ω
Input to output attenuation when muted
MUTE = GND
80
dB
SNR
Signal to noise ratio
A-weighted, AES17 filter, 1-Vrms ref
32-
Ω load, –1x gain
99
dB
Signal to noise ratio
A-weighted, AES17 filter, 2-Vrms ref
600-
Ω load, –1x gain
105
dB
Vn
Noise voltage
A-weighted, AES17 filter, Gain = –2x
12
µV
Slew rate
4.5
V/µs
Gbw
Unity gain bandwidth
8
MHz
Crosstalk
Channel to channel
f = 1 kHz, Rload = 32
Ω, Po = 25 mW
–85
dB
Vincm_pos
Positive common-mode input voltage
+2
V
Vincm_neg
Negative common-mode input voltage
–2
V
Ilim
Output current limit
60
mA


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