參數(shù)資料
型號(hào)： TPA2013D1YZHT
廠商： Texas Instruments, Inc.
英文描述： 2.7-W CONSTANT OUTPUT POWER CLASS-D AUDIO AMPLIFIER WITH INTEGRATED BOOST CONVERTER
中文描述： 2.7鎢恒定輸出功率D類音頻放大器，具有集成升壓轉(zhuǎn)換器
文件頁(yè)數(shù)： 7/28頁(yè)
文件大?。?/td> 753K
代理商： TPA2013D1YZHT
www.ti.com
CLASS D AMPLIFIER AC CHARACTERISTICS
T
A
= 25
°
C, V
DD
= 3.6V, R
L
= 8
, L = 4.7
μ
H (unless otherwise noted)
TPA2013D1
IN+
IN
OUT+
OUT–
V
DD
V
DD
GND
C
I
C
I
Measurement
Output
+
+
–
–
Load
30 kHz
Low-Pass
Filter
Measurement
Input
–
+
1 F
m
TPA2013D1
SLOS520–AUGUST 2007
PARAMETER
Output referred power supply
rejection ratio
TEST CONDITIONS
MIN
TYP
MAX
UNIT
KSVR
Class-D
V
DD
= 3.6 V, V
CC
= 5.5V, 200 mV
PP
ripple, f = 217
Hz
f = 1 kHz, P
o
= 1.7 W, V
CC
= 5.5 V
f = 1 kHz, P
o
= 1.2 W, V
CC
= 4.5 V
f = 1 kHz, P
o
= 2.2 W, V
CC
= 5.5 V
f = 1 kHz, P
o
= 1 W, V
CC
= 5.5 V
Av = 6 dB (2V/V)
–95
dB
1%
1%
10%
0.1%
THD+N
Class-D
Total harmonic distortion + noise
Vn
Class-D
Output integrated noise floor
Output integrated noise floor
A-weighted
31
μ
Vrms
Av = 6 dB (2V/V)
23
THD+N = 10%, V
CC
= 5.5V, V
DD
= 3.6V , R
L
= 8
THD+N = 1%, V
CC
= 5.5V, V
DD
= 3.6V , R
L
= 8
THD+N = 1%, V
CC
= 4.5V, V
DD
= 3.6V , R
L
= 8
THD+N = 10%, V
CC
= 5.5V, V
DD
= 3.6V , R
L
= 4
THD+N = 1%, V
CC
= 5.5V, V
DD
= 3.6V , R
L
= 4
THD+N = 1%, V
CC
= 4.5V, V
DD
= 3.6V , R
L
= 4
2.2
1.7
1.2
2.7
2.2
1.9
P
O
Maximum output power
W
TEST SET-UP FOR GRAPHS
(1)
C
I
was shorted for any common-mode input voltage measurement. All other measurements were taken with a 1-
μ
F C
I
(unless otherwise noted).
A 33-
μ
H inductor was placed in series with the load resistor to emulate a small speaker for efficiency measurements.
The 30-kHz low-pass filter is required, even if the analyzer has an internal low-pass filter. An RC low-pass filter
(100
, 47-nF) is used on each output for the data sheet graphs.
L = 4.7
μ
H is used for the boost converter unless otherwise noted.
(2)
(3)
(4)
Copyright 2007, Texas Instruments Incorporated
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Product Folder Link(s):
TPA2013D1
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