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TPA6130A2RTJT 数据表(PDF) 4 Page - Texas Instruments

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部件名 TPA6130A2RTJT
功能描述  Stereo Headphone Amplifier
Download  39 Pages
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制造商  TI1 [Texas Instruments]
网页  http://www.ti.com
标志 TI1 - Texas Instruments

TPA6130A2RTJT 数据表(HTML) 4 Page - Texas Instruments

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background image
1
2
4
5
15
14
12
11
17
18
19
20
9
8
7
6
CPVSS
HPLEFT
HPRIGHT
RIGHTINP
LEFTINM
LEFTINP
RIGHTINM
VDD
3
GND
10
13
GND
16
VDD
GND
CPP
CPN
LEFTINM
LEFTINP
CPVSS
HPLEFT
RIGHTINM
RIGHTINP
GND
VDD
SD
SDA
SCL
HPRIGHT
A1
A2
A3
A4
B1
B2
B3
B4
C1
C2
C3
C4
D1
D2
D3
D4
Top View
VDD
GND
CPP
CPN
LEFTINM
LEFTINP
CPVSS
HPLEFT
RIGHTINM RIGHTINP
GND
VDD
SD
SDA
SCL
HPRIGHT
A1
A2
A3
A4
B1
B2
B3
B4
C1
C2
C3
C4
D1
D2
D3
D4
Bottom View
TPA6130A2
SLOS488F – NOVEMBER 2006 – REVISED MARCH 2015
www.ti.com
6 Pin Configuration and Functions
YZH (DSBGA) PACKAGE
RTJ (WQFN) PACKAGE
TOP VIEW
Pin Functions
PIN
INPUT/
OUTPUT/
DESCRIPTION
DSBGA
POWER
NAME
WQFN NO.
NO.
(I/O/P)
Charge pump voltage supply. VDD must be connected to the common VDD voltage supply. Decouple
VDD
A4
20
P
to GND (pin 19 on the QFN) with its own 1
μF capacitor.
Charge pump ground. GND must be connected to common supply GND. It is recommended that this
GND
A3
19
P
pin be decoupled to the VDD of the charge pump pin (pin 20 on the QFN).
CPP
A2
18
P
Charge pump flying capacitor positive terminal. Connect one side of the flying capacitor to CPP.
CPN
A1
17
P
Charge pump flying capacitor negative terminal. Connect one side of the flying capacitor to CPN.
Left channel negative differential input. Impedance must be matched to LEFTINP. Connect the left
LEFTINM
B4
1
I
input to LEFTINM when using single-ended inputs.
Left channel positive differential input. Impedance must be matched to LEFTINM. AC ground
LEFTINP
B3
2
I
LEFTINP near signal source while maintaining matched impedance to LEFTINM when using single-
ended inputs.
Negative supply generated by the charge pump. Decouple to pin 19 on the QFN or a GND plane.
CPVSS
B2
15, 16
P
Use a 1
μF capacitor.
HPLEFT
B1
14
O
Headphone left channel output. Connect to left terminal of headphone jack.
Right channel negative differential input. Impedance must be matched to RIGHTINP. Connect the
RIGHTINM
C4
5
I
right input to RIGHTINM when using single-ended inputs.
Right channel positive differential input. Impedance must be matched to RIGHTINM. AC ground
RIGHTINP
C3
4
I
RIGHTINP near signal source while maintaining matched impedance to RIGHTINM when using
single-ended inputs.
Analog ground. Must be connected to common supply GND. It is recommended that this pin be used
GND
C2
3, 9, 10, 13
P
to decouple VDD for analog. Use pin 13 to decouple pin 12 on the QFN package.
Analog VDD. VDD must be connected to common VDD supply. Decouple with its own 1-μF capacitor to
VDD
C1
12
P
analog ground (pin 13 on the QFN).
SD
D4
6
I
Shutdown. Active low logic. 5V tolerant input.
SDA
D3
7
I/O
SDA - I2C Data. 5V tolerant input.
SCL
D2
8
I
SCL - I2C Clock. 5V tolerant input.
HPRIGHT
D1
11
O
Headphone light channel output. Connect to the right terminal of the headphone jack.
Solder the thermal pad on the bottom of the QFN package to the GND plane of the PCB. It is
Thermal pad
N/A
Die Pad
P
required for mechanical stability and will enhance thermal performance.
4
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