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參數資料
| 型號： | TPA2039D1YFFT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 3.24 W, 1 CHANNEL, AUDIO AMPLIFIER, BGA9 |
| 封裝： | 1.21 X 1.16 MM, 0.40 MM PITCH, GREEN, WCSP-9 |
| 文件頁數： | 15/20頁 |
| 文件大小： | 590K |
| 代理商： | TPA2039D1YFFT |
Input
Buffer
SC
300K
EN
SLOS652A – DECEMBER 2009 – REVISED JUNE 2010
www.ti.com
OPERATING CHARACTERISTICS (continued)
VDD = 3.6 V, TA = 25°C, RL = 8 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD = 3.6 V, VO+ shorted to VDD
2
VDD = 3.6 V, VO– shorted to VDD
2
Short circuit protection
ISC
VDD = 3.6 V, VO+ shorted to GND
2
A
threshold
VDD = 3.6 V, VO– shorted to GND
2
VDD = 3.6 V, VO+ shorted to VO–
2
Time for which output is
disabled after a short circuit
TAR
event, after which
VDD = 2.5 V to 5.5 V
100
ms
auto-recovery trials are
continuously made
Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME
WCSP BALL
IN–
C1
I
Negative differential audio input.
IN+
A1
I
Positive differential audio input.
VO-
A3
O
Negative BTL audio output.
VO+
C3
O
Positive BTL audio output.
Analog ground terminal. Must be connected to same potential as PGND using a direct connection
GND
A2
I
to a single point ground.
High-current Analog ground terminal. Must be connected to same potential as GND using a direct
PGND
B3
I
connection to a single point ground.
Power supply terminal. Must be connected to same power supply as PVDD using a direct
VDD
B1
I
connection. Voltage must be within values listed in Recommended Operating Conditions table.
High-current Power supply terminal. Must be connected to same power supply as VDD using a
PVDD
B2
I
direct connection. Voltage must be within values listed in Recommended Operating Conditions
table.
EN
C2
I
Enable terminal. Connect to Logic High voltage to enable device, Logic Low voltage to disable
(shutdown).
FUNCTIONAL BLOCK DIAGRAM
4
Copyright 2009–2010, Texas Instruments Incorporated
Product Folder Link(s) :TPA2039D1
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