參數(shù)資料
型號(hào): TPA005D02DCA
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 2 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO48
封裝: PLASTIC, HTSSOP-48
文件頁(yè)數(shù): 7/25頁(yè)
文件大?。?/td> 373K
代理商: TPA005D02DCA
TPA005D02
2-W STEREO CLASS-D AUDIO POWER AMPLIFIER
SLOS227C – AUGUST 1998 – REVISED MARCH 2000
15
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
the ideal class D amplifier (continued)
Control logic is used to adjust the output power, and both transistors are never on at the same time. If the output
voltage is rising, M1 is on for a longer period of time than M2.
Supply Current
Time
M1 on
M2 off
M1 off
M2 on
M1 on
M2 off
Output Current
Inductor Current
0
Current
Figure 14. Class D Currents
VDD
VA
VOUT
0
V
oltage
Time
M1 on
M2 off
M1 off
M2 on
M1 on
M2 off
Figure 15. Class D Voltages
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