參數(shù)資料
型號(hào): TFA9812HN/N1,557
廠商: NXP SEMICONDUCTORS
元件分類: 音頻/視頻放大
英文描述: 15 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC48
封裝: 7 X 7 MM, 0.85 MM HEIGHT, PLASTIC, MO-220, SOT619-8, HVQFN-48
文件頁數(shù): 53/66頁
文件大小: 386K
代理商: TFA9812HN/N1,557
TFA9812_2
NXP B.V. 2009. All rights reserved.
Preliminary data sheet
Rev. 02 — 22 January 2009
57 of 66
NXP Semiconductors
TFA9812
BTL stereo Class-D audio amplier with I2S input
a. VP = 12 V; RL = 2 × 6 ; Po = 1 W
b. VP = 12 V; RL = 2 × 8 ; Po = 1 W
Fig 18. Total harmonic distortion-plus-noise as a function of frequency
010aaa484
1
101
10
THD+N
(%)
102
f (Hz)
10
105
104
102
103
010aaa485
1
101
10
THD+N
(%)
102
f (Hz)
10
105
104
102
103
VP = 12 V; PO = 1 W
(1) RL = 6 15 H / 680 F
(2) RL = 8 15 H / 680 F
VP = 12 V; RL = 8 ; fi = 1 kHz
(1) 0 dB
(2) 24 dB gain boost
Fig 19. Gain as a function of frequency
Fig 20. Gain as a function of AVOL
010aaa486
1
3
G
(dB)
3
f (Hz)
10
105
104
102
103
(1)
(2)
AVOL (V)
03
2
1
0.5
1.5
2.5
010aaa487
80
100
60
20
40
0
G
(dB)
120
(1)
(2)
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