15 FN6785.0 July 29, 2010 Half-Bridge Typical Performance Curves FIGURE 8. THD vs POWER, HALF-BRIDGE FIGURE 9. THD vs FREQUE" />
參數(shù)資料
型號: D2-45157-QR
廠商: Intersil
文件頁數(shù): 7/31頁
文件大小: 0K
描述: IC DGTL AMP PWM CTRLR 68QFN
標(biāo)準(zhǔn)包裝: 30
系列: D2Audio™
類型: D 類
輸出類型: 2 通道(立體聲)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 30W x 2 @ 8 歐姆
電源電壓: 9 V ~ 26 V
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 68-QFN 裸露焊盤(10x10)
封裝/外殼: 68-VFQFN 裸露焊盤
包裝: 管件
D2-45057, D2-45157
15
FN6785.0
July 29, 2010
Half-Bridge Typical Performance Curves
FIGURE 8. THD vs POWER, HALF-BRIDGE
FIGURE 9. THD vs FREQUENCY, HALF-BRIDGE
FIGURE 10. FREQUENCY RESPONSE, HALF-BRIDGE
FIGURE 11. NOISE FLOOR, HALF-BRIDGE
THD
(%)
POWER (W)
0.02
10.00
0.05
0.10
0.20
0.50
1.00
2.00
5.00
0.06
20
0.1
0.2
0.5
1
2
5
10
HVDD = 24.0V,
8Ω LOAD, 1kHz
FREQUENCY (Hz)
THD
(
%
)
0.001
1.000
0.002
0.005
0.010
0.020
0.050
0.100
0.200
0.500
20
20k
50
100 200
500
1k
2k
5k
10k
HVDD = 24.0V, 8Ω LOAD,
2.4W POWER OUT
-12
12
-10
-8
-6
-4
-2
-0
2
4
6
8
10
20
20k
50
100 200
500
1k
2k
5k
10k
DC RESPONSE WITHOUT
AC RESPONSE DUE TO LOUDSPEAKER
DC BLOCKING CAPACITOR
dB
rA
FREQUENCY (Hz)
HVDD = 24.0V,
8Ω LOAD, 1W
-125
-30
-120
-115
-110
-105
-100
-95
-90
-85
-45
-40
-35
-60
+0
-55 -50 -45 -40 -35 -30 -25 -20 -15 -10 -5
dBFS
dBr
A
-80
-75
-70
-65
-60
-55
-50
< -110dB, UN-WEIGHTED
NOISE FLOOR @ 1kHz, +24V RAIL,
SPDIF INPUT, 8Ω LOAD, UNITY DSP GAIN
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