參數(shù)資料
型號: TPA032D02DCA
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 10 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO48
封裝: PLASTIC, HTSSOP-48
文件頁數(shù): 25/27頁
文件大小: 584K
代理商: TPA032D02DCA
TPA032D02
10W STEREO CLASSD AUDIO POWER AMPLIFIER
SLOS243B DECEMBER 1999 REVISED JUNE 2000
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
operating characteristics, Class-D amplifier, VDD = PVDD = LPVDD = RPVDD = 12 V, RL = 8 ,
TA = 25°C, See Figure 2 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
PO
Output power
THD = 0.5%, per channel,
Device soldered on PCB,
See Note 2
7.5
W
Efficiency
PO = 7.5 W,
f = 1 kHz
85%
AV
Gain
25
dB
Left/right channel gain matching
92%
95%
Noise floor
60
dB
Dynamic range
80
dB
Crosstalk
f = 1 kHz
50
dB
Frequency response bandwidth, post output filter, 3 dB
20
20 000
Hz
BOM
Maximum output power bandwidth
20
kHz
ZI
Input impedance
10
k
NOTE 2: Output power is thermally limited, TA = 85°C
operating characteristics, VCC 5-V regulator, TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO
Output voltage
VDD = PVDD = LPVDD = RPVDD = 8 V to 14 V,
IO = 0 to 90 mA
4.5
5.5
V
IOS
Short-circuit output current
VDD = PVDD = LPVDD = RPVDD = 8 V to 14 V
90
mA
Pulse width must be limited to prevent exceeding the maximum operating virtual junction temperature of 150°C.
thermal shutdown
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Thermal shutdown temperature
165
°C
Thermal shutdown hysteresis
30
°C
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